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Patent Assignment Assignor Details
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Assignor Name : SIKORA, DAVID J.
Total Assignments: 13
Assignment: 1
Reel/Frame:004483/0053   Pages: 1
Recorded: 11/13/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
COLEMAN, JAMES P.
Exec Dt:
11/04/1985
2
KVAKOVSZKY, GEORGE
Exec Dt:
11/05/1985
3
SIKORA, DAVID J.
Exec Dt:
11/05/1985
Assignee
1
MONSANTO COMPANY, A CORP. OF DE.
ST. LOUIS, MISSOURI
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4673508
NONE
06797560
Correspondence name and address
THOMAS Y. AWALT
MONSANTO COMPANY-B3NJ
800 N. LINDBERGH BLVD.
ST. LOUIS, MO 63167
Assignment: 2
Reel/Frame:006567/0145   Pages: 2
Recorded: 05/04/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ROSTEK, CHARLES J., JR.
Exec Dt:
04/28/1993
2
LIN, HORNG-JAU
Exec Dt:
04/28/1993
3
SIKORA, DAVID J.
Exec Dt:
04/28/1993
Assignee
1
MONSANTO COMPANY
260 SPRINGSIDE DRIVE
P.O. BOX 5444
AKRON, OHIO 44334-0444
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5374689
NONE
08053970
Correspondence name and address
GORDON B. SEWARD
MONSANTO COMPANY
260 SPRINGSIDE DRIVE, P.O. BOX 5444
AKRON, OH 44334-0444
Assignment: 3
Reel/Frame:013935/0403   Pages: 6
Recorded: 03/31/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MIGDAL, CYRIL A.
Exec Dt:
03/17/2003
2
ROWLAND, ROBERT G.
Exec Dt:
03/17/2003
3
SIKORA, DAVID J.
Exec Dt:
03/17/2003
4
OSTERHOLTZ, FREDERICK D.
Exec Dt:
03/19/2003
Assignee
1
CROMPTON CORPORATION
BENSON ROAD
MIDDLEBURY, CONNECTICUT 06749
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6887835
NONE
10404176
Correspondence name and address
CROMPTON CORPORATION
MICHAEL P. DILWORTH
BENSON ROAD
LAW DEPT.
MIDDLEBURY, CT 06749
Assignment: 4
Reel/Frame:015306/0800   Pages: 3
Recorded: 05/10/2004
Attorney Dkt #:0206-PA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MIGDAL, CYRIL A.
Exec Dt:
02/10/2004
2
SIKORA, DAVID J.
Exec Dt:
02/19/2004
Assignee
1
CROMPTON CORPORATION
BENSON ROAD
MIDDLEBURY, CONNECTICUT 06749
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7494960
US20050170978
10771907
Correspondence name and address
CROMPTON CORPORATION
MICHAEL P. DILWORTH
LAW DEPT.
BENSON ROAD
MIDDLEBURY, CT 06749
Assignment: 5
Reel/Frame:016168/0842   Pages: 10
Recorded: 06/21/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KRAINER, EDWARD
Exec Dt:
06/03/2005
2
FRENKEL, PETER
Exec Dt:
06/08/2005
3
SHAH, MUKUND
Exec Dt:
06/03/2005
4
REED, PERRY
Exec Dt:
06/14/2005
5
SIKORA, DAVID J.
Exec Dt:
06/14/2005
Assignee
1
CROMPTON CORPORATION
BENSON ROAD
MIDDLEBURY, CONNECTICUT 06749
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7767740
US20060252859
11124464
Correspondence name and address
CROMPTON CORPORATION
BENSON ROAD
MIDDLEBURY, CT 06749
Assignment: 6
Reel/Frame:017004/0694   Pages: 7
Recorded: 01/12/2006
Attorney Dkt #:0268-PA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MA, QINGGAO
Exec Dt:
01/02/2006
2
WORTMAN, WILLIAM W.
Exec Dt:
01/02/2006
3
WANG, JIN-YUN
Exec Dt:
01/02/2006
4
DING, HUILING
Exec Dt:
01/02/2006
5
RUSSELL, ROY
Exec Dt:
12/29/2005
6
ALLEN, LEIGH
Exec Dt:
01/04/2006
7
STOTT, PAUL E.
Exec Dt:
01/09/2006
8
WEFER, JOHN
Exec Dt:
01/09/2006
9
SIKORA, DAVID J.
Exec Dt:
01/10/2006
Assignee
1
CHEMTURA CORPORATION
BENSON ROAD
MIDDLEBURY, CONNECTICUT 06749
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7572849
US20070117890
11283314
Correspondence name and address
CHEMTURA CORPORATION
BENSON ROAD
MIDDLEBURY, CT 06749
Assignment: 7
Reel/Frame:017941/0227   Pages: 6
Recorded: 07/17/2006
Attorney Dkt #:0277-PA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MA, QINGGAO
Exec Dt:
06/22/2006
2
WORTMAN, WILLIAM A.
Exec Dt:
06/26/2006
3
SYED, ABUZAR
Exec Dt:
06/30/2006
4
STOTT, PAUL E.
Exec Dt:
06/22/2006
5
WEFER, JOHN
Exec Dt:
06/22/2006
6
SIKORA, DAVID J.
Exec Dt:
06/23/2006
Assignee
1
CHEMTURA CORPORATION
BENSON ROAD
MIDDLEBURY, CONNECTICUT 06749
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7569630
US20070293609
11453591
Correspondence name and address
CHEMTURA CORPORATION
BENSON ROAD
MIDDLEBURY, CT 06749
Assignment: 8
Reel/Frame:018556/0714   Pages: 5
Recorded: 11/28/2006
Attorney Dkt #:0274-PA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MA, QINGGAO
Exec Dt:
11/21/2006
2
WORTMAN, WILLIAM W.
Exec Dt:
11/21/2006
3
SYED, ABUZAR
Exec Dt:
11/21/2006
4
STOTT, PAUL E.
Exec Dt:
11/21/2006
5
WEFER, JOHN M.
Exec Dt:
11/20/2006
6
SIKORA, DAVID J.
Exec Dt:
11/20/2006
Assignee
1
CHEMTURA CORPORATION
BENSON ROAD
MIDDLEBURY, CONNECTICUT 06749
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7585909
US20070117891
11601247
Correspondence name and address
CHEMTURA CORPORATION
BENSON ROAD
MIDDLEBURY, CT 06749
Assignment: 9
Reel/Frame:018687/0356   Pages: 5
Recorded: 12/28/2006
Attorney Dkt #:0274-PA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MA, QINGGAO
Exec Dt:
11/21/2006
2
WORTMAN, WILLIAM W.
Exec Dt:
11/21/2006
3
SYED, ABUZAR
Exec Dt:
11/21/2006
4
STOTT, PAUL E.
Exec Dt:
11/21/2006
5
WEFER, JOHN M.
Exec Dt:
11/20/2006
6
SIKORA, DAVID J.
Exec Dt:
11/20/2006
Assignee
1
CHEMTURA CORPORATION
BENSON ROAD
MIDDLEBURY, CONNECTICUT 06749
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7585909
US20070117891
11601247
Correspondence name and address
CHEMTURA CORPORATION
BENSON ROAD
MIDDLEBURY, CT 06749
Assignment: 10
Reel/Frame:042300/0049   Pages: 5
Recorded: 05/09/2017
Attorney Dkt #:2012P005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MAGGIAROSA, NICOLA
Exec Dt:
05/22/2014
2
PREETZ, ANGELIKA
Exec Dt:
01/03/2013
3
SIKORA, DAVID J.
Exec Dt:
02/26/2013
Assignee
1
CHEMTURA CORPORATION
199 BENSON ROAD
MIDDLEBURY, CONNECTICUT 06749
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8513447
US20130197252
13744522
Correspondence name and address
GEORGE J. ROMANIK
199 BENSON ROAD
MIDDLEBURY, CT 06749
Assignment: 11
Reel/Frame:031052/0663   Pages: 4
Recorded: 08/21/2013
Attorney Dkt #:0206PA MIGDAL SIKORA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MIGDAL, CYRIL A.
Exec Dt:
08/20/2013
2
SIKORA, DAVID J.
Exec Dt:
08/19/2013
Assignee
1
CHEMTURA CORPORATION
199 BENSON ROAD
MIDDLEBURY, CONNECTICUT 06749
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7494960
US20050170978
10771907
Correspondence name and address
CHEMTURA CORPORATION
199 BENSON ROAD
MIDDLEBURY, CT 06749
Assignment: 12
Reel/Frame:043197/0918   Pages: 7
Recorded: 08/04/2017
Attorney Dkt #:2016013.PA.US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RAY, THOMAS G.
Exec Dt:
07/25/2017
2
KEENE, COLIN H.
Exec Dt:
07/25/2017
3
SIKORA, DAVID J.
Exec Dt:
07/25/2017
4
BARTLEY, DAVID W.
Exec Dt:
07/25/2017
5
WARNER, JOHN
Exec Dt:
07/25/2017
6
WHITFIELD, JUSTIN
Exec Dt:
07/25/2017
7
TSHUDY, DWIGHT
Exec Dt:
07/25/2017
8
WILLIAMS, JONI P.
Exec Dt:
07/25/2017
Assignee
1
LANXESS SOLUTIONS US INC.
199 BENSON ROAD
MIDDLEBURY, CONNECTICUT 06749
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180016484
15650458
Correspondence name and address
GEORGE J. ROMANIK
199 BENSON ROAD
MIDDLEBURY, CT 06749
Assignment: 13
Reel/Frame:055576/0313   Pages: 9
Recorded: 03/12/2021
Attorney Dkt #:P171 00184-US-DIV
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RAY, THOMAS G
Exec Dt:
07/25/2017
2
KEENE, COLIN H.
Exec Dt:
07/25/2017
3
SIKORA, DAVID J.
Exec Dt:
07/25/2017
4
BARTLEY, DAVID W.
Exec Dt:
07/25/2017
5
WARNER, JOHN
Exec Dt:
07/25/2017
6
WHITFIELD, JUSTIN
Exec Dt:
07/25/2017
7
TSHUDY, DWIGHT
Exec Dt:
07/25/2017
8
WILLIAMS, JONI P.
Exec Dt:
07/25/2017
Assignee
1
LANXESS SOLUTIONS US INC.
199 BENSON ROAD
MIDDLEBURY, CONNECTICUT 06749
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11021641
US20190256758
16401650
Correspondence name and address
LANXESS CORPORATION
111 RIDC PARK WEST DRIVE
PITTSBURGH, PA 15275

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