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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 : BURTON, LESTER P. J.
Total Assignments: 11
Assignment: 1
Reel/Frame:004388/0466   Pages: 1
Recorded: 04/17/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
02/16/1982
Assignee
1
RICHMOND, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06350085
Correspondence name and address
JOHN F. SIEBERTH
PATENT & TRADEMARK DIVISION
ETHYL CORPORATION
451 FLORIDA BLVD.
BATON ROUGE, LA 70801
Assignment: 2
Reel/Frame:004282/0530   Pages: 1
Recorded: 07/23/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
05/25/1982
Assignee
1
A CORP OF VA
RICHMOND, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06382629
Correspondence name and address
MR. JOHN F. SIEBERTH
PATENT & TRADEMARK DIVISION
ETHYL CORPORATION
451 FLORIDA BLVD.
BATON ROUGE, LA 70801
Assignment: 3
Reel/Frame:004207/0571   Pages: 2
Recorded: 01/11/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
06/18/1982
2
Exec Dt:
06/22/1982
Assignee
1
RICHMOND, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06392656
Correspondence name and address
JOHN F. SIEBERTH
PAT.&TRADEMARK DIV
451 FLORIDA BLVD
BATON ROUGE, LA 70801
Assignment: 4
Reel/Frame:004554/0304   Pages: 1
Recorded: 05/30/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
12/19/1984
Assignee
1
A CORP OF VA.
RICHMOND, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06685987
Correspondence name and address
JOHN F. SIEBERTH
PATENT & TRADEMARK DIV.
ETHYL CORP., 451 FLORIDA BLVD.
BATON ROUGE, LA 70801
Assignment: 5
Reel/Frame:004764/0667   Pages: 1
Recorded: 10/02/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
07/14/1986
2
Exec Dt:
07/14/1986
3
Exec Dt:
07/14/1986
Assignee
1
A CORP. OF VIRGINIA
RICHMOND, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06886881
Correspondence name and address
JOHN F. SIEBERTH
PATENT & TRADEMARK DIVISION,
ETHYL CORPORATION
451 FLORIDA BLVD.,
BATON ROUGE, LA 70801
Assignment: 6
Reel/Frame:004839/0349   Pages: 1
Recorded: 01/07/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
07/18/1986
Assignee
1
RICHMOND, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06888159
Correspondence name and address
JOHN F. SIEBERTH
ETHYL CORPORATION
451 FLORIDA BLVD.
BATON ROUGE, LA 70801
Assignment: 7
Reel/Frame:005127/0224   Pages: 2
Recorded: 07/17/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
07/22/1987
2
Exec Dt:
07/21/1987
Assignee
1
RICHMOND, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07078200
Correspondence name and address
JOHN F. SIEBERTH
PATENT & TRADEMARK DIVISION
ETHYL CORPORATION
451 FLORIDA BLVD.
BATON ROUGE, LA 70801
Assignment: 8
Reel/Frame:005803/0670   Pages: 2
Recorded: 08/16/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
10/15/1987
2
Exec Dt:
10/15/1987
Assignee
1
RICHMOND, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07110198
Correspondence name and address
PHILLIP M. PIPPENGER
PATENT & TRADEMARK DIVISION
ETHYL CORPORATION
451 FLORIDA BLVD.
BATON ROUGE, LA 70801
Assignment: 9
Reel/Frame:005252/0758   Pages: 1
Recorded: 03/14/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
07/28/1988
2
Exec Dt:
07/28/1988
3
Exec Dt:
07/28/1988
Assignee
1
A CORP. OF VA.
RICHMOND, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07227231
Correspondence name and address
PHILIP M. PIPPENGER
ETHYL CORPORATION
ETHYL CORP., 451 FLORIDA BLVD.
BATON ROUGE, LA 70801
Assignment: 10
Reel/Frame:005203/0123   Pages: 1
Recorded: 12/28/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
08/25/1988
2
Exec Dt:
08/25/1988
Assignee
1
RICHMOND, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07237095
Correspondence name and address
JOHN F. SIEBERTH
PATENT & TRADEMARK DIVISION
ETHYL CORP.
451 FLORIDA BLVD.
BATON ROUGE, LA 70801
Assignment: 11
Reel/Frame:005748/0087   Pages: 3
Recorded: 07/01/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
02/27/1990
2
Exec Dt:
02/27/1990
3
Exec Dt:
02/27/1990
4
Exec Dt:
02/27/1990
Assignee
1
RICHMOND, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07487787
Correspondence name and address
PHILIP M. PIPPENGER
PATENT & TRADEMARK DIVISION
ETHYL CORPORATION
451 FLORIDA BOULEVARD
BATON ROUGE, LA 70801

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