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Securities and Exchange Commission
Washington, D.C. 20549
Schedule 13G
Under the Securities Exchange Act of 1934
KOS PHARMACEUTICALS, INC.
(Name of Issuer)
COMMON STOCK, $0.01 PAR VALUE
(Title of Class of Securities)
500648 10 0
(CUSIP Number)
MAY 31, 2000
(Date of Event which Requires Filing
of this Statement)
Check the appropriate box to designate the rule pursuant to which this
Schedule is filed:
[ ] 13d-1(b)
[X] 13d-1(c)
[ ] 13d-1(d)
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).
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CUSIP NUMBER: 500648 10 0 PAGE 2 OF 6 PAGES
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1) Names of Reporting Persons; I.R.S. Identification Nos. (entities only)
E. I. DuPont de Nemours and Company
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2) Check the Appropriate Box if a Member of a Group (See Instructions)
(a) ____
(b) ____
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3) SEC Use Only
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4) Citizenship or Place of Organization Delaware
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Number of 5) Sole Voting Power 1,250,000
Shares -------------------------------------------------------
Beneficially
Owned by 6) Shared Voting Power 0
Each Reporting -------------------------------------------------------
Person With
7) Sole Dispositive Power 1,250,000
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8) Shared Dispositive Power 0
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9) Aggregate Amount Beneficially
Owned by Each Reporting Person 1,250,000
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10) Check if the Aggregate Amount in Row (9)
Excludes Certain Shares (See Instructions) [ ]
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11) Percent of Class Represented by Amount in Row (9) 6.4 %
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12) Type of Reporting Persons (See Instructions) CO
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CUSIP NUMBER: 500648 10 0 PAGE 3 OF 6 PAGES
ITEM 1.
(a) Name of issuer:
Kos Pharmaceuticals, Inc.
(b) Address of issuer's principal executive offices:
1001 Brickell Bay Drive
25th Floor
Miami, Florida 33131
ITEM 2.
(a) Name of person filing:
E.I. du Pont de Nemours and Company
(b) Address of principal business office or, if none, residence:
1007 Market Street
Wilmington, Delaware 19898
(c) Citizenship:
Delaware
(d) Title of class of securities:
Common Stock, $0.01 Par Value
(e) CUSIP Number:
500648 10 0
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CUSIP NUMBER: 500648 10 0 PAGE 4 OF 6 PAGES
ITEM 3. IF THIS STATEMENT IS FILED PURSUANT TO RULE 13D-1(b), OR
13D-2(b), CHECK WHETHER THE PERSON FILING IS A:
Not applicable
ITEM 4. OWNERSHIP.
(a) Amount beneficially owned:
1,250,000
(b) Percent of class:
6.4 %
(c) Number of shares as to which such person has:
(i) Sole power to vote or to direct the vote:
1,250,000
(ii) Shared power to vote or to direct the vote:
0
(iii) Sole power to dispose or to direct the disposition of:
1,250,000
(iv) Shared power to dispose or to direct the disposition of:
0
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:
Not applicable
ITEM 7. IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH
ACQUIRED THE SECURITY BEING REPORTED ON BY THE PARENT HOLDING
COMPANY:
See Exhibit 1
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CUSIP NUMBER: 500648 10 0 PAGE 5 OF 6 PAGES
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 not acquired
and are not held for the purpose of or with the effect of
changing or influencing the control of the issuer of the
securities and were not acquired and are not held in
connection with or as a participant in any transaction having
that purpose or effect.
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CUSIP NUMBER: 500648 10 0 PAGE 6 OF 6 PAGES
SIGNATURE
After reasonable inquiry and to the best of my knowledge and belief,
I certify that the information set forth in this statement on Schedule 13G is
true, complete and correct as of the date hereof.
E.I. DU PONT DE NEMOURS AND
COMPANY
Dated: June 9, 2000
By: /s/ Susan M. Stalnecker
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Name: Susan M. Stalnecker
Title: Vice President and
Treasurer
Index to Exhibits:
Exhibit 1 - Identification and Classification of the Subsidiary.
