UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
Under the Securities Exchange Act of 1934
(Amendment No. 4)*
Energy BioSystems Corporation
-----------------------------
(Name of Issuer)
Common Stock, par value $.01 per share
--------------------------------------
(Title of Class of Securities)
29265L-10-2
--------------
(CUSIP Number)
*The remainder of this cover page shall be filled out for a reporting person's
initial filing on this form with respect to the subject class of securities, and
for any subsequent amendment containing information which would alter
disclosures provided in a prior cover page.
The information required on the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the Securities Exchange Act of
1934 ("Act") or otherwise subject to the liabilities of that section of the Act
but shall be subject to all other provisions of the Act (however, see the
Notes).
Page 1 of 10
<PAGE>
- ------------------------- ---------------------------
|CUSIP NO. 29265L-10-2 | Schedule 13G | Page 2 of 10 Pages |
| ----------- | | --- --- |
- ------------------------- ---------------------------
|--------|---------------------------------------------------------------------|
| 1 | NAME OF REPORTING PERSON |
| | S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON |
| | |
| | Gryphon Ventures II, Limited Partnership |
|--------|---------------------------------------------------------------------|
| 2 | CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [ ] |
| | (b) [X] |
| | |
|--------|---------------------------------------------------------------------|
| 3 | SEC USE ONLY |
| | |
|--------|---------------------------------------------------------------------|
| 4 | CITIZENSHIP OR PLACE OF ORGANIZATION |
| | |
| | Massachusetts |
|--------|-----------------|--------|------------------------------------------|
| | 5 | SOLE VOTING POWER |
| | | 0 |
| NUMBER OF |--------| -----------------------------------------|
| SHARES | 6 | SHARED VOTING POWER |
| BENEFICIALLY | | 2,136,078 |
| OWNED BY ----------------------------------------------------|
| EACH | 7 | SOLE DISPOSITIVE POWER |
| REPORTING | | 0 |
| PERSON ----------------------------------------------------|
| WITH | 8 | SHARED DISPOSITIVE POWER |
| | | 2,136,078 |
|--------|---------------------------------------------------------------------|
| 9 | AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON |
| | |
| | 2,136,078 |
|--------|---------------------------------------------------------------------|
| 10 | CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN |
| | SHARES* [X] |
| | 969,697 shares that Ethyl Corporation may acquire upon conversion |
| | of 160,000 shares of Series A Convertible Preferred Stock of the |
| | Issuer. |
|--------|---------------------------------------------------------------------|
| 11 | PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) |
| | 18.6% |
|--------|---------------------------------------------------------------------|
| 12 | TYPE OF REPORTING PERSON * |
| | PN |
- --------------------------------------------------------------------------------
*SEE INSTRUCTIONS BEFORE FILLING OUT!
INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7
(INCLUDING EXHIBITS) OF THE SCHEDULE, AND THE SIGNATURE ATTESTATION.
Page 2 of 10
<PAGE>
- ------------------------- ---------------------------
|CUSIP NO. 29265L-10-2 | Schedule 13G | Page 3 of 10 Pages |
| ----------- | | --- --- |
- ------------------------- ---------------------------
|--------|---------------------------------------------------------------------|
| 1 | NAME OF REPORTING PERSON |
| | S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON |
| | |
| | Gryphon Financial Partners II |
|--------|---------------------------------------------------------------------|
| 2 | CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [ ] |
| | (b) [X] |
| | |
|--------|---------------------------------------------------------------------|
| 3 | SEC USE ONLY |
| | |
|--------|---------------------------------------------------------------------|
| 4 | CITIZENSHIP OR PLACE OF ORGANIZATION |
| | |
| | Massachusetts |
|--------|-----------------|--------|------------------------------------------|
| | 5 | SOLE VOTING POWER |
| | | 0 |
| NUMBER OF |--------| -----------------------------------------|
| SHARES | 6 | SHARED VOTING POWER |
| BENEFICIALLY | | 2,136,078 |
| OWNED BY ----------------------------------------------------|
| EACH | 7 | SOLE DISPOSITIVE POWER |
| REPORTING | | 0 |
| PERSON ----------------------------------------------------|
| WITH | 8 | SHARED DISPOSITIVE POWER |
| | | 2,136,078 |
|--------|---------------------------------------------------------------------|
| 9 | AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON |
| | |
| | 2,136,078 |
|--------|---------------------------------------------------------------------|
| 10 | CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN |
| | SHARES* [X] |
| | 969,697 shares that Ethyl Corporation may acquire upon conversion |
| | of 160,000 shares of Series A Convertible Preferred Stock of the |
| | Issuer. |
|--------|---------------------------------------------------------------------|
| 11 | PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) |
| | 18.6% |
|--------|---------------------------------------------------------------------|
| 12 | TYPE OF REPORTING PERSON * |
| | PN |
- --------------------------------------------------------------------------------
*SEE INSTRUCTIONS BEFORE FILLING OUT!
INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7
(INCLUDING EXHIBITS) OF THE SCHEDULE, AND THE SIGNATURE ATTESTATION.
Page 3 of 10
<PAGE>
- ------------------------- ---------------------------
|CUSIP NO. 29265L-10-2 | Schedule 13G | Page 4 of 10 Pages |
| ----------- | | --- --- |
- ------------------------- ---------------------------
|--------|---------------------------------------------------------------------|
| 1 | NAME OF REPORTING PERSON |
| | S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON |
| | |
| | Edward B. Lurier |
|--------|---------------------------------------------------------------------|
| 2 | CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [ ] |
| | (b) [X] |
| | |
|--------|---------------------------------------------------------------------|
| 3 | SEC USE ONLY |
| | |
|--------|---------------------------------------------------------------------|
| 4 | CITIZENSHIP OR PLACE OF ORGANIZATION |
| | |
| | U.S. |
|--------|-----------------|--------|------------------------------------------|
| | 5 | SOLE VOTING POWER |
| | | 3,000 |
| NUMBER OF |--------| -----------------------------------------|
| SHARES | 6 | SHARED VOTING POWER |
| BENEFICIALLY | | 2,136,078 |
| OWNED BY ----------------------------------------------------|
| EACH | 7 | SOLE DISPOSITIVE POWER |
| REPORTING | | 3,000 |
| PERSON ----------------------------------------------------|
| WITH | 8 | SHARED DISPOSITIVE POWER |
| | | 2,136,078 |
|--------|---------------------------------------------------------------------|
| 9 | AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON |
| | |
| | 2,139,078 |
|--------|---------------------------------------------------------------------|
| 10 | CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN |
| | SHARES* [X] |
| | 969,697 shares that Ethyl Corporation may acquire upon conversion |
| | of 160,000 shares of Series A Convertible Preferred Stock of the |
| | Issuer. |
|--------|---------------------------------------------------------------------|
| 11 | PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) |
| | 18.6% |
|--------|---------------------------------------------------------------------|
| 12 | TYPE OF REPORTING PERSON * |
| | IN |
- --------------------------------------------------------------------------------
*SEE INSTRUCTIONS BEFORE FILLING OUT!
INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7
(INCLUDING EXHIBITS) OF THE SCHEDULE, AND THE SIGNATURE ATTESTATION.
Page 4 of 10
<PAGE>
- ------------------------- ---------------------------
|CUSIP NO. 29265L-10-2 | Schedule 13G | Page 5 of 10 Pages |
| ----------- | | --- --- |
- ------------------------- ---------------------------
|--------|---------------------------------------------------------------------|
| 1 | NAME OF REPORTING PERSON |
| | S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON |
| | |
| | William F. Aikman |
|--------|---------------------------------------------------------------------|
| 2 | CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [ ] |
| | (b) [X] |
| | |
|--------|---------------------------------------------------------------------|
| 3 | SEC USE ONLY |
| | |
|--------|---------------------------------------------------------------------|
| 4 | CITIZENSHIP OR PLACE OF ORGANIZATION |
| | |
| | U.S. |
|--------|-----------------|--------|------------------------------------------|
| | 5 | SOLE VOTING POWER |
| | | 2,500 |
| NUMBER OF |--------| -----------------------------------------|
| SHARES | 6 | SHARED VOTING POWER |
| BENEFICIALLY | | 2,136,078 |
| OWNED BY ----------------------------------------------------|
| EACH | 7 | SOLE DISPOSITIVE POWER |
| REPORTING | | 2,500 |
| PERSON ----------------------------------------------------|
| WITH | 8 | SHARED DISPOSITIVE POWER |
| | | 2,136,078 |
|--------|---------------------------------------------------------------------|
| 9 | AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON |
| | |
| | 2,138,578 |
|--------|---------------------------------------------------------------------|
| 10 | CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN |
| | SHARES* [X] |
| | 969,697 shares that Ethyl Corporation may acquire upon conversion |
| | of 160,000 shares of Series A Convertible Preferred Stock of the |
| | Issuer. |
|--------|---------------------------------------------------------------------|
| 11 | PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) |
| | 18.6% |
|--------|---------------------------------------------------------------------|
| 12 | TYPE OF REPORTING PERSON * |
| | IN |
- --------------------------------------------------------------------------------
*SEE INSTRUCTIONS BEFORE FILLING OUT!
INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7
(INCLUDING EXHIBITS) OF THE SCHEDULE, AND THE SIGNATURE ATTESTATION.
Page 5 of 10
<PAGE>
SCHEDULE 13G
Item 1(a). Name of Issuer: Energy BioSystems Corporation.
--------------
Item 1(b). Address of Issuer's Principal Executive Offices:
-----------------------------------------------
3608 Research Forest Drive, The Woodlands, Texas 77381.
Item 2(a). Names of Persons Filing:
-----------------------
Gryphon Ventures II, Limited Partnership, Gryphon Financial Partners
II, Edward B. Lurier and William F. Aikman (collectively, the
"Reporting Persons"). This Schedule 13G is being filed on behalf of
Gryphon Financial Partners II because it is the general partner of
Gryphon Ventures II, Limited Partnership, and is being filed on
behalf of Messrs. Lurier and Aikman because each of them is a general
partner of Gryphon Financial Partners II.
Item 2(b). Address of Principal Business Office:
------------------------------------
The address of each of the Reporting Persons is 222 Berkeley Street,
Suite 1600, Boston, Massachusetts 02116.
Item 2(c). Citizenship:
-----------
Not applicable as to Gryphon Ventures II, Limited Partnership and
Gryphon Financial Partners II. Messrs. Lurier and Aikman are citizens
of the United States.
Item 2(d). Title of Class of Securities:
----------------------------
Common Stock, par value $.01 per share
Item 2(e). CUSIP Number: 29265L-10-2
------------
Item 3. Not applicable.
Item 4. Ownership.
----------
(a) Amount beneficially owned: As of December 31, 1996, (i) Gryphon
Ventures II, Limited Partnership was the record and beneficial owner
of 2,136,078 shares of Common Stock (the "Subject Shares") of the
Issuer, (ii) Mr. Lurier was the record and beneficial owner of
3,000 shares of Common Stock of the Issuer, and (iii) Mr. Aikman was
the record and beneficial owner of 2,500 shares of Common Stock of
the Issuer. Under Rule 13d-3 promulgated pursuant to the Securities
Exchange Act of 1934, as amended, Gryphon Financial Partners II and
Messrs. Lurier and Aikman may each be deemed to have beneficially
owned the Subject Shares. The filing of this Schedule 13G on behalf
of Gryphon Financial Partners II and each of Messrs. Lurier and
Aikman shall not be construed as an admission that any of such
persons beneficially owned the Subject Shares. Such beneficial
ownership is hereby disclaimed.
Page 6 of 10
<PAGE>
(b) Percent of Class: As of December 31, 1996, Gryphon Ventures II,
Limited Partnership and Gryphon Financial Partners II and Messrs.
Lurier and Aikman each beneficially owned or may be deemed to have
beneficially owned 18.6% of the class.
(c) As of December 31, 1996, the Reporting Persons may be deemed to
have had shared power to vote or to direct the vote of, and to dispose
or to direct the disposition of, the Subject Shares. As of December
31, 1996, (i) Mr. Lurier had sole power to vote or to direct the
vote of, and to dispose or to direct the disposition of, the 3000
shares of Common Stock he owned individually, and (ii) Mr. Aikman had
sole power to vote or to direct the vote of, and to dispose or direct
the disposition of, the 2,500 shares of Common Stock he owned
individually.
Item 5. Ownership of Five Percent or Less of a Class.
---------------------------------------------
Not applicable.
Item 6. Ownership of More than Five Percent on Behalf of Another Person.
----------------------------------------------------------------
The limited partner of Gryphon Ventures II, Limited Partnership, Ethyl
Ventures, Inc., has the right to receive proceeds from the sale of the
Subject Shares. Ethyl Ventures, Inc. is a wholly-owned subsidiary of
Ethyl Corporation, a Virginia corporation ("Ethyl"), which as reported
on Ethyl's Schedule 13D, dated October 27, 1994, as amended by filings
dated March 23, 1995 and April 13, 1995, has beneficial ownership of
969,697 shares of Common Stock of the Issuer that Ethyl may acquire
upon conversion of its 160,000 shares of Series A Convertible
Preferred Stock of the Issuer.
Item 7. Identification and Classification of the Subsidiary Which Acquired the
Security Being Reported on by the Parent Holding Company.
----------------------------------------------------------------------
Not applicable.
Item 8. Identification and Classification of Members of the Group.
----------------------------------------------------------
Not applicable.
Item 9. Notice of Dissolution of Group.
-------------------------------
Not applicable.
Page 7 of 10
<PAGE>
Item 10. Certification.
--------------
By signing below I certify that, to the best of my knowledge and
belief, the securities referred to above were acquired in the ordinary
course of business and were not acquired for the purpose of and do not
have the effect of changing or influencing the control of the issuer
of such securities and were not acquired in connection with or as a
participant in any transaction having such purposes or effect.
SIGNATURE
After reasonable inquiry and to the best of my knowledge and belief, I
certify that the information set forth in this statement is true, complete and
correct.
February 13, 1997
-----------------
Date
GRYPHON VENTURES II, LIMITED
PARTNERSHIP
By Gryphon Financial Partners II,
General Partner
By /s/ William F. Aikman
----------------------------------
William F. Aikman, General Partner
SIGNATURE
After reasonable inquiry and to the best of my knowledge and belief, I
certify that the information set forth in this statement is true, complete and
correct.
February 13, 1997
-----------------
Date
/s/ Edward B. Lurier
----------------------------------
Signature
Edward B. Lurier
----------------------------------
Name
Page 8 of 10
<PAGE>
SIGNATURE
After reasonable inquiry and to the best of my knowledge and belief, I
certify that the information set forth in this statement is true, complete and
correct.
February 13, 1997
-----------------
Date
/s/ William F. Aikman
----------------------------------
Signature
William F. Aikman
----------------------------------
Name
SIGNATURE
After reasonable inquiry and to the best of my knowledge and belief, I
certify that the information set forth in this statement is true, complete and
correct.
February 13, 1997
-----------------
Date
GRYPHON FINANCIAL PARTNERS II
By /s/ William F. Aikman
----------------------------------
William F. Aikman, General Partner
Page 9 of 10
<PAGE>
EXHIBIT A
JOINT FILING AGREEMENT
The undersigned agree that the statement on Schedule 13G to which this
Joint Filing Agreement is attached is filed on behalf of each of them.
GRYPHON VENTURES II, LIMITED
PARTNERSHIP
By Gryphon Financial Partners II,
General Partner
By /s/ William F. Aikman
-------------------------------
William F. Aikman, General
Partner
/s/ Edward B. Lurier
-------------------------------
Edward B. Lurier
/s/ William F. Aikman
-------------------------------
William F. Aikman
GRYPHON FINANCIAL PARTNERS II
By /s/ William F. Aikman
-------------------------------
William F. Aikman, General
Partner
Dated: February 13, 1997
Page 10 of 10
