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Patent Assignment Assignor Details
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Assignor Name : YANG, LAU S.
Total Assignments: 23
Assignment: 1
Reel/Frame:004629/0093   Pages: 4
Recorded: 11/14/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
PHALANGAS, CHARALAMBOS J.
Exec Dt:
11/07/1986
2
RESTAINO, ALFRED J.
Exec Dt:
11/07/1986
3
YANG, LAU S.
Exec Dt:
11/07/1986
Assignee
1
ICI AMERICAS INC., NEW MURPHY ROAD AND CONCORD PIKE, WILMINGTON, DE., A CORP OF DE.
Property
 
Pat #
Pub #
Intl #
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4950467
NONE
06930523
Correspondence name and address
JOHN M. SHEEHAN
ICI AMERICAS INC., PATENTS SECTION
CONCORD PIKE & NEW MURPHY RD.
WILMINGTON, DE 19897
Assignment: 2
Reel/Frame:006085/0005   Pages: 4
Recorded: 04/16/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
YANG, LAU S.
Exec Dt:
08/30/1991
Assignee
1
ARCO CHEMICAL TECHNOLOGY, INC.
3 CHRISTINA CENTRE, 201 NORTH WALNUT ST., STE. 902
WILMINGTON, DELAWARE 19801
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5151464
NONE
07752753
Correspondence name and address
ARCO CHEMICAL COMPANY
JOHN C. MARTIN, JR.
3801 WEST CHESTER PIKE
NEWTOWN SQUARE, PA 19073
Assignment: 3
Reel/Frame:006139/0868   Pages: 4
Recorded: 06/04/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
YANG, LAU S.
Exec Dt:
05/14/1992
2
MACAREVICH, DIANE A.
Exec Dt:
05/14/1992
Assignee
1
ARCO CHEMICAL TECHNOLOGY, L.P.
3 CHRISTINA CENTRE, SUITE 902 201 NORTH WALNUT STREET
WILMINGTON, DELAWARE 19801
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5208379
NONE
07882776
Correspondence name and address
ARCO CHEMICAL CO.
STEPHEN D. HARPER
3801 WEST CHESTER PIKE
NEWTOWN SQUARE, PA 19073
Assignment: 4
Reel/Frame:006556/0527   Pages: 3
Recorded: 05/10/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YANG, LAU S.
Exec Dt:
11/20/1992
2
MACAREVICH, DIANE A.
Exec Dt:
11/20/1992
Assignee
1
ARCO CHEMICAL TECHNOLOGY, L.P.
3 CHRISTINA CENTRE
201 NORTH WALNUT STREET
WILMINGTON, DELAWARE 19801
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5254723
NONE
07979991
Correspondence name and address
JONATHAN L. SCHUCHARDT
3801 WEST CHESTER PIKE
NEWTOWN SQUARE, PA 19073
Assignment: 5
Reel/Frame:006853/0650   Pages: 3
Recorded: 02/09/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YANG, LAU S.
Exec Dt:
11/20/1992
2
MACAREVICH, DIANE A.
Exec Dt:
11/20/1992
Assignee
1
ARCO CHEMICAL TECHNOLOGY, L.P.
3 CHRISTINA CENTRE
SUITE 902 201 NORTH WALNUT STREET
WILMINGTON, DELAWARE 19801
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5319006
NONE
07979760
Correspondence name and address
JONATHAN L. SCHUCHARDT
3801 WEST CHESTER PIKE
NEWTOWN SQUARE, PA 19073
Assignment: 6
Reel/Frame:007352/0575   Pages: 3
Recorded: 02/24/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KLANG, JEFFREY A.
Exec Dt:
03/30/1994
2
YANG, LAU S.
Exec Dt:
03/30/1994
Assignee
1
ARCO CHEMICAL TECHNOLOGY, L.P.
TWO GREENVILLE CROSSING
4001 KENNETT PIKE, SUITE 238
GREENVILLE, DELAWARE 19807
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5436313
NONE
08220149
Correspondence name and address
JONATHAN L. SCHUCHARDT
3801 WEST CHESTER PIKE
NEWTOW SQUARE, PA 19073
Assignment: 7
Reel/Frame:007200/0065   Pages: 3
Recorded: 10/31/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YANG, LAU S.
Exec Dt:
04/18/1994
2
KLANG, JEFFREY A.
Exec Dt:
04/18/1994
Assignee
1
ARCO CHEMICAL TECHNOLOGY, L.P.
TWO GREENVILLE CROSSING 4001 KENNETT PIKE, SUITE 238 19807
GREENVILLE,, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5436314
NONE
08228845
Correspondence name and address
JONATHAN L. SCHUCHARDT
3801 WEST CHESTER PIKE
NEWTOWN SQUARE, PA 19073
Assignment: 8
Reel/Frame:007145/0948   Pages: 3
Recorded: 09/16/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YANG, LAU S.
Exec Dt:
07/02/1994
2
KOOKER, DIANE A.
Exec Dt:
07/02/1994
Assignee
1
ARCO CHEMICAL TECHNOLOGY, L.P.
4001 KENNETT PIKE, SUITE 238
TWO GREENVILLE CROSSING
GREENVILL, DELAWARE 19807
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5859167
NONE
08087584
Correspondence name and address
JONATHAN L. SCHUCHARDT
3801 WEST CHESTER PIKE
NEWTOWN SQUARE, PA 19073
Assignment: 9
Reel/Frame:007430/0718   Pages: 3
Recorded: 04/14/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAI, GANGFENG
Exec Dt:
03/28/1995
2
YANG, LAU S.
Exec Dt:
03/28/1995
3
KLANG, JEFFREY A.
Exec Dt:
03/28/1995
Assignee
1
ARCO CHEMICAL TECHNOLOGY, L.P.
4001 KENNETT PIKE, SUITE 238
TWO GREENVILLE CROSSING
GREENVILLE, DELAWARE 19807
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5612444
NONE
08412176
Correspondence name and address
JONATHAN L. SCHUCHARDT
3801 WEST CHESTER PIKE
NEWTOWN SQUARE, PA 19073
Assignment: 10
Reel/Frame:007539/0975   Pages: 3
Recorded: 06/01/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAI, GANGFENG
Exec Dt:
05/08/1995
2
GUO, SHAO-HUA
Exec Dt:
05/08/1995
3
YANG, LAU S.
Exec Dt:
05/08/1995
Assignee
1
ARCO CHEMICAL TECHNOLOGY, L.P.
TWO GREENVILLE CROSSING
4001 KENNETT PIKE, STE. 238
GREENVILLE, DELAWARE 19807
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5580909
NONE
08436539
Correspondence name and address
JONATHAN L. SCHUCHARDT
3801 WEST CHESTER PIKE
NEWTOWN SQUARE, PA 19073
Assignment: 11
Reel/Frame:007665/0606   Pages: 3
Recorded: 05/31/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAI, GANGFENG
Exec Dt:
05/08/1995
2
GUO, SHAO-HUA
Exec Dt:
05/08/1995
3
YANG, LAU S.
Exec Dt:
05/08/1995
Assignee
1
ARCO CHEMICAL TECHNOLOGY, L.P.
4001 KENNETT PIKE, STE. 238
TWO GREENVILLE CROSSING
GREENVILLE, DELAWARE 19807
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5633315
NONE
08436917
Correspondence name and address
JONATHAN L. SCHUCHARDT
3801 WEST CHESTER PIKE
NEWTOWN SQUARE, PA 19073
Assignment: 12
Reel/Frame:007647/0277   Pages: 3
Recorded: 09/11/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YANG, LAU S.
Exec Dt:
07/28/1995
2
JOHNSON, KEITH G.
Exec Dt:
07/28/1995
Assignee
1
ARCO CHEMICAL TECHNOLOGY, L.P.
TWO GREENVILLE CROSSING
4001 KENNETT PIKE, SUITE 238
GREENVILLE, DELAWARE 19807
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5684086
NONE
08508602
Correspondence name and address
JONATHAN L. SCHUCHARDT
3801 WEST CHESTER PIKE
NEWTOWN SQUARE, PA 19073
Assignment: 13
Reel/Frame:007861/0709   Pages: 3
Recorded: 03/27/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAI, GANGFENG
Exec Dt:
02/28/1996
2
KLANG, JEFFREY A.
Exec Dt:
02/28/1996
3
YANG, LAU S.
Exec Dt:
02/28/1996
Assignee
1
ARCO CHEMICAL TECHNOLOGY, L.P.
TWO GREENVILLE CROSSING, SUITE 238
4001 KENNETT PIKE
GREENVILLE, DELAWARE 19807
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5696225
NONE
08608379
Correspondence name and address
JONATHAN L. SCHUCHARDT
3801 WEST CHESTER PIKE
NEWTOWN SQUARE, PA 19073
Assignment: 14
Reel/Frame:008123/0767   Pages: 3
Recorded: 09/03/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YANG, LAU S.
Exec Dt:
07/23/1996
2
CAI, GANGFENG
Exec Dt:
07/23/1996
3
MCFARLAND, JEFFREY M.
Exec Dt:
07/23/1996
4
KLANG, JEFFREY A.
Exec Dt:
07/23/1996
Assignee
1
ARCO CHEMICAL TECHNOLOGY, L.P.
4001 KENNETT PIKE, SUITE 238
TWO GREENVILLE CROSSING
GREENVILLE, DELAWARE 19807
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6323281
NONE
08685365
Correspondence name and address
JONATHAN L. SCHUCHARDT
3801 WEST CHESTER PIKE
NEWTON SQUARE, PA 19073
Assignment: 15
Reel/Frame:008755/0446   Pages: 3
Recorded: 10/20/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KLANG, JEFFREY A.
Exec Dt:
09/24/1997
2
YANG, LAU S.
Exec Dt:
09/24/1997
Assignee
1
ARCO CHEMICAL TECHNOLOGY, L.P.
TWO GREENVILLE CROSSING
4001 KENNETT PIKE, SUITE 238
GREENVILLE, DELAWARE 19807
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5780558
NONE
08937778
Correspondence name and address
ARCO CHEMICAL COMPANY
JONATHAN L. SCHUCHARDT
3801 WEST CHESTER PIKE
NEWTOWN SQUARE, PA 19073
Assignment: 16
Reel/Frame:008852/0192   Pages: 3
Recorded: 12/12/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAI, GANGFENG
Exec Dt:
11/07/1997
2
TRAUTH, DANIEL M.
Exec Dt:
11/07/1997
3
YANG, LAU S.
Exec Dt:
11/07/1997
Assignee
1
ARCO CHEMICAL TECHNOLOGY, L.P.
TWO GREENVILLE CROSSING 4001 KENNETT PIKE,STE. 238
GREENVILLE, DELAWARE 19807
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5770659
NONE
08967140
Correspondence name and address
ARCO CHEMICAL COMPANY
JONATHAN L. SCHUCAHRDT
3801 WEST CHESTER PIKE
NEWTOWN SQUARE, PA 19073
Assignment: 17
Reel/Frame:008988/0147   Pages: 3
Recorded: 02/19/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAI, GANGFENG
Exec Dt:
01/12/1998
2
KLANG, JEFFREY A.
Exec Dt:
01/12/1998
3
YANG, LAU S.
Exec Dt:
01/12/1998
Assignee
1
ARCO CHEMICAL TECHNOLOGY, L.P.
4001 KENNETT PIKE, SUITE 238
TWO GREENVILLE CROSSING
GREENVILLE, DELAWARE 19807
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5952436
NONE
09006912
Correspondence name and address
ARCO CHEMICAL COMPANY
JONATHAN L. SCHUCHARDT
3801 WEST CHESTER PIKE
NEWTON SQUARE, PA 19073
Assignment: 18
Reel/Frame:009497/0356   Pages: 3
Recorded: 10/02/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YANG, LAU S.
Exec Dt:
09/11/1998
2
CAI, GANGFENG
Exec Dt:
09/11/1998
3
ARMSTEAD, DIANDRE
Exec Dt:
09/11/1998
Assignee
1
ARCO CHEMICAL TECHNOLOGY L.P.
4001 KENNETT PIKE, TWO GREENVILLE CROSSING, SUITE 238
GREENVILLE, DELAWARE 19807
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5880225
NONE
09116112
Correspondence name and address
ARCO CHEMICAL COMPANY
JONATHAN L. SCHUCHARDT, ESQ.
LEGAL DEPARTMENT
3801 WEST CHESTER PIKE
NEWTON SQUARE, PA 19073
Assignment: 19
Reel/Frame:012279/0628   Pages: 3
Recorded: 10/17/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YANG, LAU S.
Exec Dt:
09/07/2001
2
BAYLIS, EDMUND
Exec Dt:
09/17/2001
3
GOSSET, PATRICE
Exec Dt:
09/17/2001
Assignee
1
ARCO CHEMICAL TECHNOLOGY, LP
TWO GREENVILLE CROSSING, 4001 KENNETT PIKE, SUITE 238
GREENVILLE, DELAWARE 19807
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6492487
NONE
09946326
Correspondence name and address
LYONDELL CHEMICAL COMPANY
JONATHAN L. SCHUCHARDT
3801 WEST CHESTER PIKE
NEWTOWN SQUARE, PA 19073
Assignment: 20
Reel/Frame:012718/0709   Pages: 3
Recorded: 03/18/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YANG, LAU S.
Exec Dt:
03/18/2002
2
PUCKETT, PAUL MALCOLM
Exec Dt:
03/15/2002
3
KARAS, LAWRENCE J.
Exec Dt:
03/18/2002
4
ARMSTEAD, DIANDRE
Exec Dt:
03/18/2002
5
ALBANO, PAUL A.
Exec Dt:
03/18/2002
Assignee
1
ARCO CHEMICAL TECHNOLOGY, L.P.
TWO GREENVILLE CROSSING, SUITE 238 4001 KENNETT PIKE
GREENVILLE, DELAWARE 19807
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6555623
NONE
10100152
Correspondence name and address
LYONDELL CHEMICAL COMPANY
LEGAL DEPARTMENT
DR. SHAO GUO
3801 WEST CHESTER PIKE
NEWTOWN SQUARE, PA 19073
Assignment: 21
Reel/Frame:013151/0425   Pages: 3
Recorded: 07/29/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YANG, LAU S.
Exec Dt:
07/29/2002
2
PUCKETT, PAUL MALCOLM
Exec Dt:
07/26/2002
Assignee
1
ARCO CHEMICAL TECHNOLOGY, L.P.
TWO GREENVILLE CROSSING, SUITE 238
4001 KENNETT PIKE
GREENVILLE, DELAWARE 19807
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6696521
US20040019158
10207256
Correspondence name and address
LYONDELL CHEMICAL CO.
DR. SHAO GUO
3801 W. CHESTER PIKE
NEWTOWN SQUARE, PA 19073
Assignment: 22
Reel/Frame:015682/0140   Pages: 3
Recorded: 08/11/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
YANG, LAU S.
Exec Dt:
08/11/2004
Assignee
1
ARCO CHEMICAL TECHNOLOGY, L.P.
TWO GREENVILLE CROSSING, SUITE 238
4001 KENNETT PIKE
GREENVILLE, DELAWARE 19807
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6977282
NONE
10916134
Correspondence name and address
LYONDELL CHEMICAL COMPANY
LEGAL DEPARTMENT
SHAO-HUA GUO, ESQ.
3801 WEST CHESTER PIKE
NEWTOWN SQUARE, PA 19073
Assignment: 23
Reel/Frame:017808/0852   Pages: 6
Recorded: 04/20/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
VISWANATHAN, KRISHNAN
Exec Dt:
04/11/2006
2
YANG, LAU S.
Exec Dt:
04/07/2006
3
LENZ, ELLEN S.
Exec Dt:
04/19/2006
4
LEYSHON, DAVID W.
Exec Dt:
04/07/2006
Assignees
1
EQUISTAR CHEMICALS, LP
ONE HOUSTON CENTER
1221 MCKINNEY STREET
HOUSTON, TEXAS 77010
2
LYONDELL CHEMICAL TECHNOLOGY, L.P.
TWO GREENVILLE CROSSING
4001 KENNETT PIKE, SUITE 238
GREENVILLE, DELAWARE 19807
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7527725
US20070249886
11407739
Correspondence name and address
LYONDELL CHEMICAL COMPANY
3801 WEST CHESTER PIKE
NEWTOWN SQUARE, PA 19073

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