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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 : EISENBERG, DAVID C.
Total Assignments: 5
Assignment: 1
Reel/Frame:006303/0727   Pages: 2
Recorded: 10/19/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
06/08/1992
2
Exec Dt:
06/08/1992
Assignee
1
330 SOUTH FOURTH STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07897096
Correspondence name and address
MR. PHILIP M. PIPPENGER
PATENT AND TRADEMARK DIVISION
ETHYL CORPORATION
451 FLORIDA BLVD.
BATON ROUGE, LA 70801
Assignment: 2
Reel/Frame:006459/0156   Pages: 2
Recorded: 03/26/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
06/12/1992
2
Exec Dt:
06/12/1992
Assignee
1
330 SOUTH FOURTH STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07900387
Correspondence name and address
MR. PHILIP M. PIPPENGER
PATENT AND TRADEMARK DIVISION
ETHYL CORPORATION
451 FLORIDA BLVD.
BATON ROUGE, LA 70801
Assignment: 3
Reel/Frame:007916/0692   Pages: 3
Recorded: 04/26/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/02/1995
2
Exec Dt:
05/02/1995
3
Exec Dt:
05/03/1995
Assignee
1
330 SOUTH FOURTH STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08436695
Correspondence name and address
ALBERMARLE CORPORATION
PHILIP M. PIPPENGER
PATENT AND TRADEMARK DIVISION
451 FLORIDA BOULEVARD
BATON ROUGE, LA 70801
Assignment: 4
Reel/Frame:011886/0295   Pages: 11
Recorded: 06/11/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/01/2001
2
Exec Dt:
04/27/2001
3
Exec Dt:
04/30/2001
4
Exec Dt:
05/07/2001
5
Exec Dt:
05/17/2001
Assignee
1
LAW DEPARTMENT MAIL CODE 2207A
200 EAST RANDOLPH DRIVE
CHICAGO, ILLINOIS 60601
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
09814501
Correspondence name and address
BP AMOCO CORPORATION
JAMES R. HENES
200 EAST RANDOLPH DRIVE
DOCKET CLERK MAIL CODE 2207A
CHICAGO, ILLINOIS 60601-7125
Assignment: 5
Reel/Frame:011889/0197   Pages: 11
Recorded: 06/11/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/01/2001
2
Exec Dt:
04/27/2001
3
Exec Dt:
04/30/2001
4
Exec Dt:
05/07/2001
5
Exec Dt:
05/30/2001
Assignee
1
LAW DEPARTMENT MAIL CODE 2207A 200 EAST RANDOLPH DRIVE
CHICAGO, ILLINOIS 60601
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
09814500
Correspondence name and address
BP AMOCO CORPORATION
ATTN: DOCKET CLERK
LAW DEPARTMENT MAIL CODE 2207A
200 EAST RANDOLPH DRIVE
CHICAGO, IL 60601-7125

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