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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
Information Statement Pursuant To Rules 13d-1 and 13d-2
Under the Securities Exchange Act of 1934
(Amendment No. 2)*
BIOCIRCUITS CORPORATION
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(Name of Issuer)
COMMON STOCK
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(Title of Class of Securities)
09058W 10 1
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(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 the disclosures provided in a prior cover page.
The information required in 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 4 Pages
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CUSIP No. 09058W 10 1 13G Page 2 of 4 Pages
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(1) NAMES OF REPORTING PERSONS. S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE
PERSON
Hans O. Ribi
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(2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) / /
(b) / /
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(3) SEC USE ONLY
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(4) CITIZENSHIP OR PLACE OF ORGANIZATION
United States
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Number of (5) SOLE VOTING POWER
Shares
Beneficially 108,901 (includes 2,228 shares upon exercise of
Owned by Each warrant and conversion of preferred stock)
Reporting ------------------------------------------------------------
Person With (6) SHARED VOTING POWER
2,500 (options held by spouse, exercisable within
60 days of 12/31/96)
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(7) SOLE DISPOSITIVE POWER
108,901
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(8) SHARED DISPOSITIVE POWER
2,500
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(9) AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
111,401
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(10) CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
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(11) PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
1%
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(12) TYPE OF REPORTING PERSON*
IN
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*SEE INSTRUCTION BEFORE FILLING OUT!
Page 2 of 4 Pages
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ITEM 1.
(a). NAME OF ISSUER
Biocircuits Corporation
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(b). ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES
1324 Chesapeake Terrace
Sunnyvale, CA 94089
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ITEM 2.
(a). NAME OF PERSON FILING
Hans O. Ribi
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(b). ADDRESS OF PRINCIPAL BUSINESS OFFICE OR, IF NONE, RESIDENCE
1324 Chesapeake Terrace
Sunnyvale, CA 94089
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(c). CITIZENSHIP
United States
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(d). TITLE OF CLASS OF SECURITIES
Common Stock
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(e). CUSIP NUMBER
09058W 10 1
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ITEM 3. IF THIS STATEMENT IS FILED PURSUANT TO RULES 13D-1(B), OR 13D-2(B),
CHECK WHETHER THE PERSON FILING IS A
Not Applicable
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ITEM 4. OWNERSHIP
If the percent of the class owned, as of December 31 of the year covered
by the statement, or as of the last day of any month described in Rule
13d-1(b)(2), if applicable, exceeds five percent, provide the following
information as of that date and identify those shares which there is a right
to acquire.
(a) Amount Beneficially Owned:
109,173 (includes 2,500 options held by spouse, exercisable within
60 days of 12/31/96 and 2,228 shares upon exercise of warrant and
conversion of preferred stock)
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(b) Percent of Class:
1%
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Page 3 of 4 Pages
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(c) Number of shares as to which such person has:
disposition of: 108,901
(i) sole power to vote or to direct the vote: 108,901
(ii) shared power to vote or to direct the vote: 2,500
(iii) sole power to dispose or to direct the disposition of: 108,901
(iv) shared power to dispose or to direct the disposition of: 2,500
ITEM 5. OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS
If this statement is being filed to report the fact that as of the date
hereof the reporting person has ceased to be the beneficial owner of more
than five percent of the class of securities, check the following. /X/
ITEM 6. OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER PERSON
Not applicable.
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.
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 purpose 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
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Date
/s/ Hans O. Ribi
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Signature
Hans O. Ribi
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Name/Title
Page 4 of 4 Pages
