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Patent Assignment Assignee Details
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Assignee Name : ETHYL CORPORATION, RICHMOND, VIRGINIA, A CORP. OF VIRGINIA
Total Assignments: 16
Assignment: 1
Reel/Frame:004655/0930   Pages: 1
Recorded: 01/20/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
08/26/1985
Assignee
1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06770603
Correspondence name and address
MR. JOHN F. SIEBERTH
ETHYL CORP.
451 FLORIDA BLVD.
BATON ROUGE, LA 70801
Assignment: 2
Reel/Frame:004654/0226   Pages: 1
Recorded: 01/20/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
10/24/1985
2
Exec Dt:
10/24/1985
Assignee
1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06791309
Correspondence name and address
JOHN F. SIEBERTH
ETHYL CORPORATION
451 FLORIDA BLVD.
BATON ROUGE,LA 70801
Assignment: 3
Reel/Frame:004649/0163   Pages: 1
Recorded: 01/02/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
11/12/1985
2
Exec Dt:
11/12/1985
3
Exec Dt:
11/12/1985
4
Exec Dt:
11/12/1985
Assignee
1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06798910
Correspondence name and address
JOHN F. SIEBERTH
ETHYL CORP.
451 FLORIDA BLVD.
BATON ROUGE, LA 708
Assignment: 4
Reel/Frame:004654/0225   Pages: 1
Recorded: 01/20/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
01/13/1986
Assignee
1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06820087
Correspondence name and address
JOHN F. SIEBERTH
PATENT & TRADEMARK DIV.
ETHYL CORP.
451 FLORIDA BLVD.
BATON ROUGE, LA 70801
Assignment: 5
Reel/Frame:004660/0850   Pages: 1
Recorded: 01/30/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
05/02/1986
Assignee
1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06859696
Correspondence name and address
JOHN F. SIEBERTH
ETHYL CORPORATION
451 FLORIDA BOULEVARD
BATON ROUGE, LA 70801
Assignment: 6
Reel/Frame:004816/0069   Pages: 2
Recorded: 12/28/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
06/13/1986
2
Exec Dt:
06/13/1986
Assignee
1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06877154
Correspondence name and address
MR. JOHN F. SIEBERTH
ETHYL CORPORATION
451 FLORIDA STREET
BATON ROUGE, LA 70801
Assignment: 7
Reel/Frame:004787/0869   Pages: 2
Recorded: 11/27/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
07/16/1986
2
Exec Dt:
07/16/1986
3
Exec Dt:
07/16/1986
Assignee
1
VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06897582
Correspondence name and address
MR. JOHN F. SIEBERTH
ETHYL CORPORATION
451 FLORIDA BOULEVARD
BATON ROUGE, LOUISIANA 70801
Assignment: 8
Reel/Frame:004903/0231   Pages: 1
Recorded: 06/23/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
11/21/1986
2
Exec Dt:
11/21/1986
Assignee
1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06934461
Correspondence name and address
JOHN F. SIEBERTH
PATENT & TRADEMARK DIVISION
ETHYL CORP.
451 FLORIDA BLVD.
BATON ROUGE, LA 70801
Assignment: 9
Reel/Frame:004797/0045   Pages: 2
Recorded: 12/04/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
02/16/1987
2
Exec Dt:
02/16/1987
3
Exec Dt:
02/16/1987
Assignee
1
VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07021754
Correspondence name and address
JOHN F. SIEBERTH
ETHYL CORPORATION
451 FLORIDA BLVD.
BATON ROUGE, LA 70801
Assignment: 10
Reel/Frame:004815/0982   Pages: 2
Recorded: 12/28/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
07/01/1987
2
Exec Dt:
06/25/1987
Assignee
1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07069639
Correspondence name and address
JOHN F. SIEBERTH
PATENT & TRADEMARK DIVISION
ETHYL CORPORATION
451 FLORIDA BLVD.
BATON ROUGE, LA 70801
Assignment: 11
Reel/Frame:004919/0618   Pages: 2
Recorded: 07/20/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
07/02/1987
2
Exec Dt:
07/09/1987
Assignee
1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07073704
Correspondence name and address
JOHN F. SIEBERTH
ETHYL CORPORATION
451 FLORIDA STREET
BATON ROUGE, LA 70801
Assignment: 12
Reel/Frame:004921/0303   Pages: 1
Recorded: 08/05/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
07/31/1987
2
Exec Dt:
07/31/1987
Assignee
1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07082256
Correspondence name and address
JOHN F. SIEBERTH
PATENT & TRADEMARK DIV.
ETHYL CORP., 451 FLORIDA BLVD.
BATON ROUGE, LA 70801
Assignment: 13
Reel/Frame:005038/0294   Pages: 2
Recorded: 04/07/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
01/06/1988
2
Exec Dt:
01/06/1988
3
Exec Dt:
01/06/1988
Assignee
1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07146428
Correspondence name and address
JOHN F. SIEBERTH
ETHYL CORPORATION
451 FLORIDA BOULEVARD
BATON ROUGE, LA 70801
Assignment: 14
Reel/Frame:004973/0910   Pages: 1
Recorded: 11/25/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
03/31/1988
Assignee
1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07177097
Correspondence name and address
JOHN F. SIEBERTH
PATENT & TRADEMARK DIVISION
ETHYL CORPORATION
451 FLORIDA BOULEVARD
BATON ROUGE, LA 70801
Assignment: 15
Reel/Frame:004991/0311   Pages: 2
Recorded: 12/01/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
11/18/1988
2
Exec Dt:
11/18/1988
Assignee
1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07004116
Correspondence name and address
JOHN F. SIEBERTH
PATENT & TRADEMARK DIVISION
ETHYL CORPORATION
451 FLORIDA BOULEVARD
BATON ROUGE, LA 70801
Assignment: 16
Reel/Frame:004649/0166   Pages: 1
Recorded: 01/02/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
00/00/0000
2
Exec Dt:
00/00/0000
Assignee
1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06854016
Correspondence name and address
JOHN F. SIEBERTH
PATENT & TRADEMARK DIV.
ETHYL CORP., 451 FLORIDA BLVD.
BATON ROUGE, LA 70801

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