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Patent Assignment Assignor Details
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Assignor Name : RAMACHANDRAN, VENKATARAMAN
Total Assignments: 24
Assignment: 1
Reel/Frame:004291/0394   Pages: 1
Recorded: 08/22/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
RAMACHANDRAN, VENKATARAMAN
Exec Dt:
04/18/1983
Assignee
1
ETHYL CORPORATION, A CORP. OF VA.
RICHMOND, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4482502
NONE
06488192
Correspondence name and address
JOHN F. SIEBERTH
PATENT & TRADEMARK DIV.
ETHYL CORP., 451 FLORIDA BLVD.
BATON ROUGE, LA 70801
Assignment: 2
Reel/Frame:004439/0930   Pages: 1
Recorded: 08/08/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
RAMACHANDRAN, VENKATARAMAN
Exec Dt:
05/19/1983
Assignee
1
ETHYL CORPORATION RICHMOND VA A CORP OF VA
VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4550167
NONE
06497027
Correspondence name and address
MR. JOHN F. SIEBERTH
ETHYL CORPORATION
451 FLORIDA BOULEVARD
BATON ROUGE, LA 70801
Assignment: 3
Reel/Frame:004445/0002   Pages: 1
Recorded: 08/22/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
RAMACHANDRAN, VENKATARAMAN
Exec Dt:
05/19/1983
Assignee
1
ETHYL CORPORATION, ROCHMOND, VIRGINIA, A CORP OF VIRGINIA
VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4552963
NONE
06497026
Correspondence name and address
MR. JOHN F. SIEBERTH
ETHYL CORPORATION
451 FLORIDA BOULEVARD
BATON ROUGE, LOUISIANA 70801
Assignment: 4
Reel/Frame:004376/0453   Pages: 1
Recorded: 03/18/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
RAMACHANDRAN, VENKATARAMAN
Exec Dt:
07/05/1983
Assignee
1
ETHYL CORPORATION
A CORP OF VA
RICHMOND, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4526975
NONE
06511854
Correspondence name and address
JOHN F. SIEBERTH
PATENT AND TRADEMARK DIV.
ETHYL CORPORATION
451 FLORIDA BLVD.
BATON ROUGE, LA 70801
Assignment: 5
Reel/Frame:004543/0377   Pages: 1
Recorded: 05/08/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
RAMACHANDRAN, VENKATARAMAN
Exec Dt:
07/05/1983
2
RANKEN, PAUL F.
Exec Dt:
07/05/1983
Assignee
1
ETHYL CORPORATION, A CORP OF VIRGINIA
RICHMOND, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4604467
NONE
06715672
Correspondence name and address
JOHN F. SIEBERTH
PATENT & TRADEMARK DIVISION
ETHYL CORP.
451 FLORIDA BLVD.
BATON ROUGE, LA 70801
Assignment: 6
Reel/Frame:004411/0190   Pages: 1
Recorded: 06/06/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
RAMACHANDRAN, VENKATARAMAN
Exec Dt:
09/09/1983
Assignee
1
ETHYL CORPORATION
A CORP. OF VA
RICHMOND, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4540793
NONE
06532700
Correspondence name and address
JOHN F. SIEBERTH
PATENT & TRADEMARK DIV.
ETHYL COPR., 451 FLORIDA BLVD.
BATON ROUGE, LA 70801
Assignment: 7
Reel/Frame:004445/0001   Pages: 1
Recorded: 08/22/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
RAMACHANDRAN, VENKATARAMAN
Exec Dt:
09/09/1983
Assignee
1
ETHYL CORPORATION, RICHMOND, VIRGINIA, A CORP OF VIRGINIA
VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4552964
NONE
06532703
Correspondence name and address
MR. JOHN F. SIEBERTH
ETHYL CORPORATION 415 FLORIDA BOULEVEARD
BATON ROUGE, LA 70801
Assignment: 8
Reel/Frame:004401/0811   Pages: 1
Recorded: 05/17/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
RAMACHANDRAN, VENKATARAMAN
Exec Dt:
11/26/1984
Assignee
1
ETHYL CORPORATION, A VA CORP.
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4536343
NONE
06676479
Correspondence name and address
JOHN F. SIEBERTH
PATENT & TRADEMARK DIV.,
ETHYL CORP.
451 FLORIDA BLVD.
BATON ROUGE, LA 70801
Assignment: 9
Reel/Frame:004630/0015   Pages: 1
Recorded: 11/12/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
RANKEN, PAUL F.
Exec Dt:
03/22/1985
2
RAMACHANDRAN, VENKATARAMAN
Exec Dt:
03/22/1985
Assignee
1
ETHYL CORPORATION, A CORP OF VA
RICHMOND, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4649202
NONE
06715005
Correspondence name and address
JOHN F. SIEBERTH
PATENT & TRADEMARK DIV., ETHYL CORP.,
451 FLORIDA BLVD.,
BATON ROUGE, LA 70801
Assignment: 10
Reel/Frame:004520/0283   Pages: 1
Recorded: 03/07/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
RAMACHANDRAN, VENKATARAMAN
Exec Dt:
04/15/1985
2
DAVIDSON, ROBERT I.
Exec Dt:
04/15/1985
3
MALONEY, JOHN R.
Exec Dt:
04/15/1985
Assignee
1
ETHYL CORPORATION, A CORP. OF VA
RICHMOND, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4590010
NONE
06724474
Correspondence name and address
JOHN F. SIEBERTH
451 FLORIDA BLVD.
ETHYL CORPORATION
BATON ROUGE, LA 70801
Assignment: 11
Reel/Frame:004411/0189   Pages: 1
Recorded: 06/06/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
RAMACHANDRAN, VENKATARAMAN
Exec Dt:
04/18/1985
Assignee
1
ETHYL CORPORATION
A CORP. OF VA
RICHMOND, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4539397
NONE
06635215
Correspondence name and address
JOHN F. SIEBERTH
PATENT & TRADEMARK DIV.,
ETHYL CORP.,
451 FLORIDA BLVD.,
BATON ROUGE, LA 70801
Assignment: 12
Reel/Frame:004520/0284   Pages: 1
Recorded: 03/07/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
MALONEY, JOHN R.
Exec Dt:
05/10/1985
2
RAMACHANDRAN, VENKATARAMAN
Exec Dt:
05/10/1985
Assignee
1
ETHYL CORPORATION, A CORP. OF VA.
RICHMOND, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4590013
NONE
06735151
Correspondence name and address
MR. JOHN F. SIEBERTH
PATENT & TRADEMARK DIVISION
ETHYL CORPORATION
451 FLORIDA BLVD.
BATON RUGE, LA. 70801
Assignment: 13
Reel/Frame:004520/0304   Pages: 1
Recorded: 03/07/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
RAMACHANDRAN, VENKATARAMAN
Exec Dt:
05/10/1985
Assignee
1
ETHYL CORPORATION, A CORP. OF VIRGINIA
RICHMOND, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4590012
NONE
06735148
Correspondence name and address
MR.JOHN F. SIEBERTH
ETHYL CORPORATION
451 FLORIDA BOULEVARD
BATON ROUGE, LA 70801
Assignment: 14
Reel/Frame:004865/0326   Pages: 1
Recorded: 05/09/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
RAMACHANDRAN, VENKATARAMAN
Exec Dt:
06/24/1986
2
MALONEY, JOHN R.
Exec Dt:
06/24/1986
Assignee
1
ETHYL CORPORATION
RICHMOND, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4762943
NONE
06880070
Correspondence name and address
JOHN F. SIEBERTH
ETHYL CORPORATION
451 FLORIDA BOULEVARD
BATON ROUGE, LA 70801
Assignment: 15
Reel/Frame:004865/0324   Pages: 2
Recorded: 05/09/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
RAMACHANDRAN, VENKATARAMAN
Exec Dt:
07/29/1986
2
MOHR, DAVID M.
Exec Dt:
08/05/1986
Assignee
1
ETHYL CORPORATION
RICHMOND, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4764635
NONE
06896461
Correspondence name and address
JOHN F. SIEBERTH
ETHYL CORPORATION
451 FLORIDA BOULEVARD
BATON ROUGE, LA 70801
Assignment: 16
Reel/Frame:004941/0465   Pages: 1
Recorded: 08/31/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
RAMACHANDRAN, VENKATARAMAN
Exec Dt:
10/21/1987
Assignee
1
ETHYL CORPORATION, A CORP. OF VA
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4785131
NONE
07112399
Correspondence name and address
JOHN F. SIEBERTH
PATENT & TRADEMARK DIVISION
ETHYL CORP.
451 FLORIDA BLVD.
BATON ROUGE, LA 70801
Assignment: 17
Reel/Frame:004973/0930   Pages: 1
Recorded: 11/25/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
LIN, RONNY W.
Exec Dt:
10/21/1987
2
RAMACHANDRAN, VENKATARAMAN
Exec Dt:
10/21/1987
Assignee
1
ETHYL CORPORATION, A CORP. OF VA
RICHMOND, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4824988
NONE
07112398
Correspondence name and address
JOHN F. SIEBERTH
PATENT & TRADEMARK DIVISION
ETHYL CORP.
451 FLORIDA BLVD.
BATON ROUGE, LA 70801
Assignment: 18
Reel/Frame:004826/0389   Pages: 1
Recorded: 02/01/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
RANKEN, PAUL F.
Exec Dt:
01/26/1988
2
RAMACHANDRAN, VENKATARAMAN
Exec Dt:
01/26/1988
Assignee
1
ETHYL CORPORATION, A CORP. OF VIRGINIA
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4727148
NONE
06900305
Correspondence name and address
JOHN F. SIEBERTH
ETHYL CORP.
451 FLORIDA BLVD.
BATON ROUGE, LA 70801
Assignment: 19
Reel/Frame:005712/0188   Pages: 2
Recorded: 05/28/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
RAMACHANDRAN, VENKATARAMAN
Exec Dt:
11/22/1989
Assignee
1
ETHYL CORPORATION A CORP. OF VA
RICHMOND, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5061810
NONE
07443129
Correspondence name and address
PHILIP M. PIPPENGER
PATENT & TRADEMARK DIV.
ETHYL CORP.
451 FLORIDA BLVD.
BATON ROUGE, LA 70801
Assignment: 20
Reel/Frame:005828/0339   Pages: 2
Recorded: 09/09/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BELTZ, MARK W.
Exec Dt:
08/29/1990
2
RAMACHANDRAN, VENKATARAMAN
Exec Dt:
08/29/1990
Assignee
1
EHTYL CORPORATION A CORPORATION OF VA
RICHOMD, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5073552
NONE
07576849
Correspondence name and address
PHILIP M. PIPPENGER
PATENT & TRADEMARK DIV., ETHYL CORP.
451 FLORIDA BLVD.
BATON ROUGE, LA 70801
Assignment: 21
Reel/Frame:006041/0714   Pages: 2
Recorded: 03/16/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
EISENBRAUN, ALLAN A.
Exec Dt:
08/29/1990
2
RAMACHANDRAN, VENKATARAMAN
Exec Dt:
08/29/1990
Assignee
1
ETHYL CORPORATION
A CORPORATION OF VA
RICHMOND, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5118839
NONE
07576850
Correspondence name and address
PHILIP M. PIPPENGER
PATENT & TRADEMARK DIVISION
ETHYL CORPORATION
451 FLORIDA BLVD.
BATON ROUGE, LA 70801
Assignment: 22
Reel/Frame:008089/0718   Pages: 3
Recorded: 08/15/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PATIL, DEEPAK R.
Exec Dt:
01/04/1995
2
RAMACHANDRAN, VENKATARAMAN
Exec Dt:
01/04/1995
Assignee
1
ALBEMARLE CORPORATION
330 SOUTH FOURTH STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5574183
NONE
08378049
Correspondence name and address
ALBEMARLE CORPORATION
PHILIP M. PIPPENGER
451 FLORIDA STREET
BATON ROUGE, LA 70801
Assignment: 23
Reel/Frame:008714/0544   Pages: 3
Recorded: 09/23/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CLARKE, SAM F.
Exec Dt:
10/04/1995
2
STATON, J. STEVE
Exec Dt:
10/04/1995
3
RAMACHANDRAN, VENKATARAMAN
Exec Dt:
10/09/1995
4
WIGGINS, PAUL L.
Exec Dt:
10/09/1995
Assignee
1
ALBEMARLE CORPORATION
330 SOUTH FOURTH STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5705039
NONE
08542612
Correspondence name and address
ALBEMARLE CORPORATION
MR. PHILIP M. PIPPENGER
PATENT & TRADEMARK DIVISION
451 FLORIDA STREET
BATON ROUGE, LA 70801-1780
Assignment: 24
Reel/Frame:009473/0448   Pages: 3
Recorded: 09/21/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RAMACHANDRAN, VENKATARAMAN
Exec Dt:
04/18/1997
2
BELMONT, STEPHEN E.
Exec Dt:
04/23/1997
Assignee
1
ALBEMARLE CORPORATION
330 SOUTH FOURTH STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5847225
NONE
08846220
Correspondence name and address
ALBEMARLE CORPORATION
PHILIP M. PIPPENGER
451 FLORIDA STREET
BATON ROUGE, LA 70801-1780

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