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Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : SHAFFER, MYRON W.
Total Assignments: 27
Assignment: 1
Reel/Frame:004004/0210   Pages: 1
Recorded: 04/12/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
04/06/1982
Assignee
1
FORT WORTH, TEXAS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06367418
Correspondence name and address
FELSMAN & BRADLEY
900 BAKER BLDG.
110 WEST 7TH ST.
FORT WORTH, TX 76102
Assignment: 2
Reel/Frame:004994/0819   Pages: 2
Recorded: 11/04/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
04/15/1988
Assignee
1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
05700603
Correspondence name and address
CHARLES P. BOUKUS, JR.
2001 JEFFERSON DAVIS HIGHWAY, STE. 202
ARLINGTON, VA. 22202
Assignment: 3
Reel/Frame:006471/0662   Pages: 2
Recorded: 03/15/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
03/15/1993
2
Exec Dt:
03/15/1993
3
Exec Dt:
03/12/1993
4
Exec Dt:
03/12/1993
Assignee
1
PATENT DEPARTMENT
MOBAY RPAD
PITTSBURGH, PENNSYLVANIA 15205
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08031423
Correspondence name and address
MILES INC.
DONNA J. VEATCH
PATENT DEPARTMENT
MOBAY ROAD
PITTSBURGH, PENNSYLVANIA 15205
Assignment: 4
Reel/Frame:007671/0702   Pages: 2
Recorded: 09/14/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
09/13/1995
Assignee
1
100 BAYER ROAD, PATENT DEPT.
PITTSBURGH, PENNSYLVANIA 15205
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08527913
Correspondence name and address
THOMAS W. ROY
BAYER CORPORATION
PATENT DEPT.
100 BAYER ROAD
PITTSBURGH, PA 15205
Assignment: 5
Reel/Frame:008138/0033   Pages: 2
Recorded: 08/21/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
08/21/1996
Assignee
1
100 BAYER ROAD
PATENT DEPARTMENT
PITTSBURGH, PENNSYLVANIA 15205
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08697229
Correspondence name and address
BAYER CORPORATION
THOMAS W. ROY
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205
Assignment: 6
Reel/Frame:009518/0825   Pages: 2
Recorded: 10/13/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/13/1998
2
Exec Dt:
02/13/1998
3
Exec Dt:
02/13/1998
Assignee
1
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15203
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08998303
Correspondence name and address
BAYER CORPORATION
THOMAS W. ROY
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 7
Reel/Frame:010644/0839   Pages: 3
Recorded: 02/07/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/14/1998
2
Exec Dt:
04/15/1998
3
Exec Dt:
05/14/1998
4
Exec Dt:
04/30/1998
Assignees
1
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205
2
PATENT UND LIZINZEN
KONZERNBEREICH RP
D-51368 LENERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09058072
Correspondence name and address
BAYER CORPORATION
DOROTHY P. COLANGELO
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205
Assignment: 8
Reel/Frame:009523/0092   Pages: 2
Recorded: 10/14/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
10/01/1998
Assignee
1
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09172584
Correspondence name and address
BAYER CORPORATION
THOMAS W. ROY
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 9
Reel/Frame:009533/0821   Pages: 3
Recorded: 10/14/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/06/1998
2
Exec Dt:
10/06/1998
3
Exec Dt:
09/29/1998
Assignees
1
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205
2
PATENT DEPARTMENT
KONZERNBEREICH RP, PATENT UND LIZENZEN
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09172751
Correspondence name and address
BAYER CORPORATION
THOMAS W. ROY
100 BAYER ROAD
PATENT DEPARTMENT
PITTSBURGH, PA 15205
Assignment: 10
Reel/Frame:009930/0985   Pages: 2
Recorded: 04/28/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/21/1999
2
Exec Dt:
04/21/1999
Assignee
1
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09301427
Correspondence name and address
BAYER CORPORATION
THOMAS W. ROY
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 11
Reel/Frame:013473/0248   Pages: 2
Recorded: 10/31/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/26/2002
2
Exec Dt:
08/26/2002
3
Exec Dt:
08/26/2002
4
Exec Dt:
08/26/2002
Assignee
1
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205-9741
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10285486
Correspondence name and address
BAYER CORPORATION
DONNA J. VEATCH
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205-9741
Assignment: 12
Reel/Frame:013388/0067   Pages: 4
Recorded: 01/27/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/20/2003
2
Exec Dt:
01/17/2003
3
Exec Dt:
01/17/2003
4
Exec Dt:
01/16/2003
5
Exec Dt:
01/07/2003
6
Exec Dt:
12/19/2002
Assignees
1
LEGAL PATENTS
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19880-0025
2
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205
3
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
10251161
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
STEVEN C. BENJAMIN
LEGAL-PATENTS
BARLEY MILL PLAZA 25
WILMINGTON, DE 19880-0025
Assignment: 13
Reel/Frame:013488/0141   Pages: 4
Recorded: 03/18/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/20/2003
2
Exec Dt:
01/17/2003
3
Exec Dt:
01/17/2003
4
Exec Dt:
01/06/2003
5
Exec Dt:
01/07/2003
6
Exec Dt:
12/19/2002
Assignees
1
BARLEY MILL PLAZA 25
LEGAL PATENTS
WILMINGTON, DELAWARE 19880-0025
2
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205
3
BAYER-WERK
D-51368 LEVERKVSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
10251161
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
STEEN C. BENJAMIN
LEGAL-PATENTS
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19880-0025
Assignment: 14
Reel/Frame:016965/0960   Pages: 4
Recorded: 09/12/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/08/2004
2
Exec Dt:
11/10/2004
3
Exec Dt:
11/15/2004
4
Exec Dt:
11/08/2004
5
Exec Dt:
11/08/2004
Assignee
1
100 BAYER ROAD
PATENT DEPARTMENT
PITTSBURGH, PENNSYLVANIA 15205-9741
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10970740
Correspondence name and address
JOSEPH C. GIL
BAYER MATERIALSCIENCE LLC
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 15
Reel/Frame:016077/0666   Pages: 3
Recorded: 12/17/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/15/2004
2
Exec Dt:
11/15/2004
3
Exec Dt:
11/15/2004
4
Exec Dt:
11/15/2004
5
Exec Dt:
11/15/2004
Assignee
1
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205-9741
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
10970763
Correspondence name and address
JOSEPH C. GIL
BAYER MATERIALSCIENCE LLC
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15203-9741
Assignment: 16
Reel/Frame:016109/0918   Pages: 8
Recorded: 12/27/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/15/2004
2
Exec Dt:
11/15/2004
3
Exec Dt:
11/15/2004
4
Exec Dt:
11/15/2004
5
Exec Dt:
11/29/2004
6
Exec Dt:
11/23/2004
7
Exec Dt:
11/15/2004
8
Exec Dt:
11/23/2004
9
Exec Dt:
11/25/2004
Assignees
1
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205-9741
2
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
10970771
Correspondence name and address
BAYER MATERIALSCIENCE LLC
JOSEPH C. GIL
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 17
Reel/Frame:016774/0350   Pages: 3
Recorded: 06/24/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/23/2005
2
Exec Dt:
06/23/2005
3
Exec Dt:
06/23/2005
4
Exec Dt:
06/23/2005
Assignee
1
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205-9741
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
11165681
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 18
Reel/Frame:017835/0434   Pages: 4
Recorded: 05/04/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/27/2006
2
Exec Dt:
04/27/2006
3
Exec Dt:
04/27/2006
4
Exec Dt:
04/27/2006
Assignee
1
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205-9741
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
11417379
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 19
Reel/Frame:019753/0128   Pages: 7
Recorded: 08/28/2007
Attorney Dkt #:FA1218USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/29/2007
2
Exec Dt:
07/23/2007
3
Exec Dt:
07/20/2007
4
Exec Dt:
07/02/2007
5
Exec Dt:
07/02/2007
6
Exec Dt:
07/02/2007
7
Exec Dt:
07/02/2007
8
Exec Dt:
07/10/2007
Assignees
1
1007 MARKET STREET
LEGAL-PATENTS
WILMINGTON, DELAWARE 19898
2
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205
3
BAYER-WERK
LEVERKVSEN, GERMANY D-51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11804048
Correspondence name and address
KEVIN S. DOBSON
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 20
Reel/Frame:020224/0397   Pages: 4
Recorded: 11/29/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/28/2007
2
Exec Dt:
11/28/2007
3
Exec Dt:
11/28/2007
Assignee
1
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205-9741
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11998383
Correspondence name and address
BAYER MATERIALSCIENCE LLC
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 21
Reel/Frame:020552/0534   Pages: 4
Recorded: 02/19/2008
Attorney Dkt #:PO9082/MD07-94
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/24/2008
2
Exec Dt:
02/01/2008
3
Exec Dt:
02/01/2008
4
Exec Dt:
02/01/2008
5
Exec Dt:
02/01/2008
6
Exec Dt:
02/01/2008
7
Exec Dt:
02/01/2008
Assignee
1
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205-9741
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
12008084
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 22
Reel/Frame:021481/0141   Pages: 5
Recorded: 09/02/2008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/18/2008
2
Exec Dt:
08/18/2008
3
Exec Dt:
07/17/2008
4
Exec Dt:
08/18/2008
5
Exec Dt:
08/25/2008
6
Exec Dt:
08/18/2008
7
Exec Dt:
08/25/2008
Assignee
1
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205-9741
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
12156541
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 23
Reel/Frame:021554/0381   Pages: 7
Recorded: 09/15/2008
Attorney Dkt #:PO9096C/MD04-41/05-109/05
Conveyance: ASSIGNMENT CORRECTION *103522683A* TO CORRECT SERIAL NO. 12/156,541 PREVIOUSLY RECORDED ON R/F 021481/0141
Assignors
1
Exec Dt:
08/18/2008
2
Exec Dt:
08/18/2008
3
Exec Dt:
07/17/2008
4
Exec Dt:
08/18/2008
5
Exec Dt:
08/25/2008
6
Exec Dt:
08/18/2008
7
Exec Dt:
08/25/2008
Assignee
1
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205-9741
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12156542
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 24
Reel/Frame:024413/0049   Pages: 9
Recorded: 05/20/2010
Attorney Dkt #:BMS102014/MD10-08
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/06/2010
2
Exec Dt:
05/05/2010
3
Exec Dt:
05/05/2010
4
Exec Dt:
04/28/2010
5
Exec Dt:
04/15/2010
6
Exec Dt:
04/15/2010
7
Exec Dt:
05/12/2010
8
Exec Dt:
04/16/2010
Assignees
1
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205-9741
2
51368
LEVERKUSEN, GERMANY
3
ONE PPG PLACE
PITTSBURGH, PENNSYLVANIA 15272
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12727295
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 25
Reel/Frame:031099/0237   Pages: 6
Recorded: 08/28/2013
Attorney Dkt #:BMS132014US / MD07-53
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/31/2013
2
Exec Dt:
07/31/2013
3
Exec Dt:
07/25/2013
4
Exec Dt:
07/25/2013
5
Exec Dt:
07/25/2013
Assignee
1
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205-9741
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
14012027
Correspondence name and address
BAYER MATERIAL SCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205
Assignment: 26
Reel/Frame:052389/0316   Pages: 7
Recorded: 04/14/2020
Attorney Dkt #:2018P30353US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/08/2019
2
Exec Dt:
10/08/2019
3
Exec Dt:
10/22/2019
4
Exec Dt:
10/08/2019
5
Exec Dt:
10/11/2019
6
Exec Dt:
10/08/2019
Assignee
1
1 COVESTRO CIRCLE
PITTSBURGH, PENNSYLVANIA 15205
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16594357
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 27
Reel/Frame:055001/0945   Pages: 11
Recorded: 01/22/2021
Attorney Dkt #:2019P30100US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/20/2020
2
Exec Dt:
01/27/2020
3
Exec Dt:
01/21/2020
4
Exec Dt:
01/21/2020
5
Exec Dt:
01/20/2020
6
Exec Dt:
01/24/2020
7
Exec Dt:
01/20/2020
8
Exec Dt:
01/21/2020
Assignee
1
1 COVESTRO CIRCLE
PITTSBURGH, PENNSYLVANIA 15205
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17155731
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205

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