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Patent Assignment Assignor Details
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Assignor Name : WILLIAMS, ROBERT E.
Total Assignments: 29
Assignment: 1
Reel/Frame:003929/0520   Pages: 1
Recorded: 11/25/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
04/23/1980
2
Exec Dt:
04/23/1980
3
Exec Dt:
04/23/1980
Assignee
1
DEPTFORD, LONDON SE8 5DH, ENGLAND
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06145231
Correspondence name and address
CRAIG & ANTONELLI
STE. 600, 1919 PA. AVE., N. W.
WASHINGTON, DC 20006
Assignment: 2
Reel/Frame:004041/0343   Pages: 1
Recorded: 08/27/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
08/25/1982
Assignee
1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06412062
Correspondence name and address
MARVIN SNYDER
CORPORATE RESEARCH AND DEV.,
BLDG. K-L
GENERAL ELECTRIC COMPANY, P.O. BOX 8,
SCHENECTADY, NY 12301
Assignment: 3
Reel/Frame:004571/0902   Pages: 1
Recorded: 07/08/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
05/05/1983
2
Exec Dt:
05/05/1983
3
Exec Dt:
05/05/1983
Assignee
1
2 EVELYN STREET
LONDON, SE8 5DH, ENGLAND
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06495941
Correspondence name and address
ANTONELLI, TERRY & WANDS
SUITE 600
1919 PA. AVE., N. W.
WASHINGTON, DC 20006
Assignment: 4
Reel/Frame:004283/0982   Pages: 2
Recorded: 07/26/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
06/13/1984
2
Exec Dt:
06/13/1984
3
Exec Dt:
06/18/1984
4
Exec Dt:
06/13/1984
Assignee
1
A CORP OF DE
NOT PROVIDED
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06622326
Correspondence name and address
GEORGE E. GLOBER, JR.
EXXON PRODUCTION RESEARCH CO.
P. O. BOX 2189
HOUSTON, TX 77252
Assignment: 5
Reel/Frame:004454/0696   Pages: 1
Recorded: 09/13/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
03/02/1985
2
Exec Dt:
03/02/1985
Assignee
1
2, EVELYN STREET
LONDON SE8 5DH, GREAT BRITAIN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06588982
Correspondence name and address
ANTONELLI, TERRY & WANDS
STE. 600
1919 PENNSYLVANIA AVENUE, N.W.
WASHINGTON, DC 20006
Assignment: 6
Reel/Frame:004603/0594   Pages: 1
Recorded: 08/21/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
07/31/1986
2
Exec Dt:
07/31/1986
Assignee
1
2, EVELYN STREET
LONDON, SE8 5DH, STATELESS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06864134
Correspondence name and address
ANTONELLI, TERRY & WANDS
SUITE 600
1919 PENNSYLVANIA AVE., N.W.
WASHINGTON, DC 20006
Assignment: 7
Reel/Frame:004703/0558   Pages: 2
Recorded: 05/04/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
04/21/1987
2
Exec Dt:
04/21/1987
Assignee
1
WISCONSIN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07045821
Correspondence name and address
JOHN C. COOPER, III
2100 MARINE PLAZA
MILWAUKEE, WI 53202
Assignment: 8
Reel/Frame:004794/0072   Pages: 3
Recorded: 10/05/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
10/02/1987
2
Exec Dt:
10/02/1987
3
Exec Dt:
10/02/1987
Assignee
1
TEXAS
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
NONE
07104838
 
NONE
07104838
Correspondence name and address
PRAVEL, GAMBRELL, HEWITT, KIMBALL
& KRIEGER
1177 WEST LOOP SOUTH, SUITE 1010
HOUSTON, TX 77027
Assignment: 9
Reel/Frame:004890/0856   Pages: 2
Recorded: 05/18/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
05/16/1988
2
Exec Dt:
05/16/1988
Assignee
1
305 MAYERLING DR.
A CORP. OF TEXAS
HOUSTON, TEXAS 77024
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07195764
Correspondence name and address
BILL DURKEE
ARNOLD, WHITE & DURKEE
P.O. BOX 4433
HOUSTON, TX 77210
Assignment: 10
Reel/Frame:005165/0064   Pages: 1
Recorded: 05/09/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
04/06/1989
2
Exec Dt:
04/06/1989
3
Exec Dt:
04/14/1989
4
Exec Dt:
05/04/1989
Assignee
1
1000 SOUTH PINE STREET
PONCA CITY,, OKLAHOMA 74603
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07330392
Correspondence name and address
A. JOE REINERT
CONOCO INC./PATENT & LICENSING DIV.
1000 SOUTH PINE, P.O. BOX 1267
PONCA CITY, OK 74603
Assignment: 11
Reel/Frame:005245/0967   Pages: 1
Recorded: 02/28/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
02/27/1990
2
Exec Dt:
02/27/1990
3
Exec Dt:
02/27/1990
Assignee
1
1000 SOUTH PINE
A CORP. OF DE.
PONCA CITY, OKLAHOMA 74603
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07487351
Correspondence name and address
R. J. CARLSON
PATENT & LICENSING DIVISION
CONOCO INC.
P.O. BOX 1267
PONCA CITY, OK. 74603
Assignment: 12
Reel/Frame:005248/0586   Pages: 1
Recorded: 02/28/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
02/27/1990
2
Exec Dt:
02/27/1990
Assignee
1
1000 SOUTH PINE
A CORP. OF DE
PONCA CITY, OKLAHOMA 74603
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07487350
Correspondence name and address
R.J. CARLSON
PATENT AND LICENSING DIVISION
CONOCO INC.
P.O. BOX 1267
PONCA CITY, OK 74603
Assignment: 13
Reel/Frame:005325/0146   Pages: 5
Recorded: 05/25/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
05/25/1990
2
Exec Dt:
05/25/1990
3
Exec Dt:
05/25/1990
4
Exec Dt:
05/25/1990
Assignee
1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07528926
Correspondence name and address
PRAVEL, GAMBRELL, HEWITT
KIMBALL & KRIEGER
1177 WEST LOOP SOUTH
SUITE 1010
HOUSTON, TX 77027
Assignment: 14
Reel/Frame:005438/0350   Pages: 3
Recorded: 09/05/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
08/30/1990
2
Exec Dt:
08/09/1990
3
Exec Dt:
08/17/1990
4
Exec Dt:
08/13/1990
Assignee
1
GRAFTON COURT, WINTERHILL, CHILDS WAY
MILTON KEYNES, MK6 1AF, GREAT BRITAIN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07549075
Correspondence name and address
ANTONELLI, TERRY, STOUT & KRAUS
1919 PENN. AVE NW STE 600
WASHINGTON, DC 20006
Assignment: 15
Reel/Frame:005474/0303   Pages: 3
Recorded: 10/09/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
10/05/1990
2
Exec Dt:
10/05/1990
Assignee
1
1330 E. 12TH STREET,
WILMINGTON, DELAWARE 19802
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07594081
Correspondence name and address
EDMOND T. PATNAUDE, PATNAUDE BATZ ET AL
1 S 376 SUMMIT AVE.
COURT C.
OAKBROOK TERRACE, IL 60181
Assignment: 16
Reel/Frame:006713/0988   Pages: 2
Recorded: 10/01/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/11/1992
2
Exec Dt:
12/11/1992
3
Exec Dt:
12/11/1992
Assignee
1
330 SOUTH FOURTH STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07990414
Correspondence name and address
PHILIP M. PIPPENGER
PATENT AND TRADEMARK DIVISION
ETHYL CORPORATION
451 FLORIDA BOULEVARD
BATON ROUGE, LA 70801
Assignment: 17
Reel/Frame:006940/0726   Pages: 3
Recorded: 03/16/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/04/1994
2
Exec Dt:
02/28/1994
Assignee
1
11 TANNERS DRIVE, BLAKELANDS,
MILTON KEYNES, ENGLAND MK14 5LU
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08182698
Correspondence name and address
MELVIN KRAUS
ANTONELLI, TERRY, STOUT, ET AL.
1919 PENNSYLVANIA AVE., N.W., STE. 600
WASHINGTON, DC 20006
Assignment: 18
Reel/Frame:007181/0215   Pages: 4
Recorded: 10/07/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/05/1994
2
Exec Dt:
10/06/1994
3
Exec Dt:
10/07/1994
Assignee
1
305 MAYERLING
HOUSTON, TEXAS 77024
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08320170
Correspondence name and address
PRAVEL, HEWITT, KIMBALL & KRIEGER
LESTER L. HEWITT
1177 WEST LOOP SOUTH, 10TH FLOOR
HOUSTON, TX 77027-9095
Assignment: 19
Reel/Frame:010744/0890   Pages: 2
Recorded: 04/10/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
04/07/2000
Assignee
1
3835 HOLDREGE STREET
LINCOLN, NEBRASKA 68521
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09474237
Correspondence name and address
COHEN & GRIGSBY
THOMAS C. WETTACH
11 STANWIX ST.
15TH FLOOR
PITTSBURGH, PA 15222
Assignment: 20
Reel/Frame:015009/0447   Pages: 4
Recorded: 02/24/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/08/2002
2
Exec Dt:
05/08/2002
3
Exec Dt:
05/10/2002
4
Exec Dt:
05/08/2002
Assignee
1
330 SOUTH FOURTH STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10147621
Correspondence name and address
ALBEMARLE CORPORATION
MR. EDGAR E. SPIELMAN, JR.
PATENT & TRADEMARK DIVISION
451 FLORIDA STREET
BATON ROUGE, LA 70801
Assignment: 21
Reel/Frame:015949/0761   Pages: 4
Recorded: 11/04/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/30/2003
2
Exec Dt:
11/12/2003
3
Exec Dt:
10/28/2003
4
Exec Dt:
10/30/2003
5
Exec Dt:
10/28/2003
6
Exec Dt:
10/28/2003
7
Exec Dt:
10/30/2003
Assignee
1
ONE PARKLANE BOULEVARD
DEARBORN, MICHIGAN 48126
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10694454
Correspondence name and address
JEFFREY J. CHAPP OF ARTZ & ARTZ, P.C.
JEFFREY J. CHAPP
28333 TELEGRAPH ROAD
SUITE 250
SOUTHFIELD, MI 48034
Assignment: 22
Reel/Frame:020100/0951   Pages: 6
Recorded: 11/13/2007
Attorney Dkt #:F1-7585
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/02/2007
2
Exec Dt:
08/02/2007
3
Exec Dt:
08/16/2007
Assignee
1
451 FLORIDA STREET
BATON ROUGE, LOUISIANA 70801-1765
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
11843750
Correspondence name and address
ALBEMARLE CORPORATION
451 FLORIDA STREET
BATON ROUGE, LA 70801-1765
Assignment: 23
Reel/Frame:022050/0014   Pages: 3
Recorded: 12/23/2008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
10/20/2008
Assignee
1
1130 NORTH THIRD STREET
ST. LOUIS, MISSOURI 63102
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
29294661
Correspondence name and address
PAUL M. DENK
DN 7850
763 SOUTH NEW BALLAS RD. STE. 170
ST. LOUIS, MISSOURI 63141
Assignment: 24
Reel/Frame:023951/0983   Pages: 3
Recorded: 02/12/2010
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
11/28/2009
Assignee
1
1130 NORTH THIRD STREET
ST. LOUIS, MISSOURI 63102
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
29308016
Correspondence name and address
PAUL M. DENK
DN 7880
763 SOUTH NEW BALLAS ROAD, SUITE 305
ST. LOUIS, MISSOURI 63141
Assignment: 25
Reel/Frame:027543/0293   Pages: 7
Recorded: 01/17/2012
Attorney Dkt #:B1-7907 PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/12/2012
2
Exec Dt:
01/12/2012
3
Exec Dt:
01/12/2012
4
Exec Dt:
01/12/2012
Assignee
1
451 FLORIDA STREET
BATON ROUGE, LOUISIANA 70801-1765
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
13997964
Correspondence name and address
ALBEMARLE CORPORATION
451 FLORIDA STREET
BATON ROUGE, LA 70801-1765
Assignment: 26
Reel/Frame:032526/0602   Pages: 3
Recorded: 03/24/2014
Attorney Dkt #:DN 8203
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
02/28/2013
Assignee
1
5301 HORSESHOE LAKE ROAD
COLLINSVILLE, ILLINOIS 62234
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
29442826
Correspondence name and address
PAUL M. DENK
763 S. NEW BALLAS ROAD
STE. 305
ST. LOUIS, MISSOURI 63141
Assignment: 27
Reel/Frame:030952/0582   Pages: 9
Recorded: 08/06/2013
Attorney Dkt #:B1-7942 PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/21/2013
2
Exec Dt:
06/21/2013
3
Exec Dt:
06/21/2013
4
Exec Dt:
06/21/2013
5
Exec Dt:
06/21/2013
6
Exec Dt:
07/30/2013
Assignee
1
451 FLORIDA STREET
BATON ROUGE, LOUISIANA 70801-1765
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
14405201
Correspondence name and address
ALBEMARLE CORPORATION
451 FLORIDA STREET
BATON ROUGE, LA 70801-1765
Assignment: 28
Reel/Frame:032118/0897   Pages: 3
Recorded: 01/06/2014
Attorney Dkt #:8217
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
12/02/2013
Assignee
1
5301 HORSESHOE LAKE ROAD
COLLINSVILLE, ILLINOIS 62234
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
29463005
Correspondence name and address
PAUL M. DENK
763 S. NEW BALLAS ROAD
SUITE 305
ST. LOUIS, MISSOURI 63141
Assignment: 29
Reel/Frame:047827/0470   Pages: 3
Recorded: 12/20/2018
Attorney Dkt #:0521710-0063
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/03/2018
2
Exec Dt:
04/10/2018
Assignee
1
2301 HORSESHOE LAKE ROAD
COLLINSVILLE, ILLINOIS 62234
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
16226838
Correspondence name and address
STINSON LEONARD STREET LLP
ATTN: PATENT GROUP
7700 FORSYTH BLVD.,SUITE 1100
SAINT LOUIS, MO 63105

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