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Patent Assignment Assignor Details
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Assignor Name : KLOBUCAR, W. DIRK
Total Assignments: 26
Assignment: 1
Reel/Frame:004494/0825   Pages: 1
Recorded: 01/13/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
KLOBUCAR, W. DIRK
Exec Dt:
10/01/1984
Assignee
1
ETHYL CORPORATION, RICHMOND, VA., A CORP. OF VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4627967
NONE
06658307
Correspondence name and address
JOHN F. SIEBERTH
PATENT & TRADEMARK DIVISION
ETHYL CORP., 451 FLORIDA BLVD.
BATON ROUGE, LA 70801
Assignment: 2
Reel/Frame:004725/0985   Pages: 1
Recorded: 06/15/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KOLICH, CHARLES H.
Exec Dt:
05/07/1986
2
KLOBUCAR, W. DIRK
Exec Dt:
05/07/1986
Assignee
1
ETHYL CORPORATION, A CORP OF VA
RICHMOND, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4698439
NONE
06862000
Correspondence name and address
JOHN F. SIEBERTH
ETHYL CORPORATION
451 FLORIDA BLVD.
BATON ROUGE. LA 70801
Assignment: 3
Reel/Frame:005072/0617   Pages: 1
Recorded: 05/05/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
KLOBUCAR, W. DIRK
Exec Dt:
07/08/1987
Assignee
1
ETHYL CORPORATION, A CORP. OF VA.
RICHMOND, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4849494
NONE
07072296
Correspondence name and address
JOHN F. SIEBERTH
PATENT & TRADEMARK DIVISION
ETHYL CORP.
451 FLORIDA BLVD.
BATON ROUGE, LA 70801
Assignment: 4
Reel/Frame:005182/0114   Pages: 2
Recorded: 11/17/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KLOBUCAR, W. DIRK
Exec Dt:
10/24/1988
2
KOLICH, CHARLES H.
Exec Dt:
10/24/1988
3
BOOKS, JEFFREY T.
Exec Dt:
10/24/1988
Assignee
1
ETHYL CORPORATION
RICHMOND, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4898929
NONE
07265991
Correspondence name and address
PHILLIP M. PIPPENGER
PATENT & TRADEMARK DIVISION
ETHYL CORPORATION
451 FLORIDA BLVD.
BATON ROUGE, LA 70801
Assignment: 5
Reel/Frame:005315/0927   Pages: 2
Recorded: 05/14/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KLOBUCAR, W. DIRK
Exec Dt:
12/12/1988
2
EISENBRAUN, ALLAN A.
Exec Dt:
12/12/1988
3
ZUMSTEIN, RONALD C.
Exec Dt:
12/12/1988
Assignee
1
ETHYL CORPORATION
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4943682
NONE
07284674
Correspondence name and address
P.M. PIPPENGER
ETHYL CORPORATION
451 FLORIDA BLVD.
BATON ROUGE,LOUISIANA 70801
Assignment: 6
Reel/Frame:005234/0495   Pages: 1
Recorded: 02/28/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KLOBUCAR, W. DIRK
Exec Dt:
12/20/1988
2
NUGENT, ADAM JR.
Exec Dt:
12/20/1988
3
ZUMSTEIN, RONALD C.
Exec Dt:
12/20/1988
Assignee
1
ETHYL CORPORATION, A CORP. OF VA.
RICHMOND, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4923954
NONE
07289028
Correspondence name and address
P.M. PIPPENGER
ETHYL CORPORATION
451 FLORIDA BLVD.,
BATON ROUGE, LA 70801
Assignment: 7
Reel/Frame:005315/0160   Pages: 2
Recorded: 05/29/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KOLICH, CHARLES H.
Exec Dt:
06/26/1989
2
KLOBUCAR, W. DIRK
Exec Dt:
06/26/1989
Assignee
1
ETHYL CORPORATION, A CORP. OF VA
RICHMOND, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4945140
NONE
07373449
Correspondence name and address
PHILLIP M. PIPPENGER
PATENT & TRADEMARK DIVISION
ETHYL CORPORATION
451 FLORIDA BOULEVARD
BATON ROUGE, LA 70801
Assignment: 8
Reel/Frame:005315/0207   Pages: 2
Recorded: 05/29/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KOLICH, CHARLES H.
Exec Dt:
07/19/1989
2
KLOBUCAR, W. DIRK
Exec Dt:
07/19/1989
3
BOOKS, JEFFREY T.
Exec Dt:
07/19/1989
Assignee
1
ETHYL CORPORATION, A CORP. OF VA
RICHMOND, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4945139
NONE
07383642
Correspondence name and address
PHILIP M. PIPPENGER
ETHYL CORP., PATENT & TRADEMARK DIV.,
451 FLORIDA BLVD.,
BATON ROUGE, LA 70801
Assignment: 9
Reel/Frame:005974/0055   Pages: 3
Recorded: 01/15/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KLOBUCAR, W. DIRK
Exec Dt:
09/18/1990
2
INDYKE, DAVID M.
Exec Dt:
09/18/1990
Assignee
1
ETHYL CORPORATION A CORP. OF VIRGINIA
RICHMOND, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5101002
NONE
07587022
Correspondence name and address
PHILIP M. PIPPENGER
PATENT & TRADEMARK DIVISION
ETHYL CORPORATION
451 FLORIDA BOULEVARD
BATON ROUGE, LA 70801
Assignment: 10
Reel/Frame:005847/0843   Pages: 2
Recorded: 09/23/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KLOBUCAR, W. DIRK
Exec Dt:
12/04/1990
2
KOLICH, CHARLES H.
Exec Dt:
12/04/1990
Assignee
1
ETHYL CORPORATION, A CORP. OF VA
RICHMOND, VIRGINIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5073284
NONE
07624877
Correspondence name and address
MR. PHILIP M. PIPPENGER
PATENT & TRADEMARK DIVISION
ETHYL CORP.
451 FLORIDA BLVD.
BATON ROUGE, LA 70801
Assignment: 11
Reel/Frame:006834/0774   Pages: 2
Recorded: 01/18/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHAERFL, ROBERT A. JR.
Exec Dt:
05/17/1991
2
KNAPP, GORDON G.
Exec Dt:
05/17/1991
3
KLOBUCAR, W. DIRK
Exec Dt:
05/17/1991
Assignee
1
ETHYL CORPORATION
330 SOUTH FOURTH STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5302755
NONE
07968248
Correspondence name and address
ETHYL CORPORATION
MR. PHILIP M. PIPPENGER
PATENT AND TRADEMARK DIVISION
451 FLORIDA BLVD.
BATON ROUGE, LA 70801
Assignment: 12
Reel/Frame:006280/0801   Pages: 2
Recorded: 10/19/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
MANIMARAN, THANIKAVELU
Exec Dt:
06/14/1991
2
KLOBUCAR, W. DIRK
Exec Dt:
06/14/1991
3
KOLICH, CHARLES H.
Exec Dt:
06/14/1991
Assignee
1
ETHYL CORPORATION
330 SOUTH FOURTH STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5177231
NONE
07716005
Correspondence name and address
PHILIP M. PIPPENGER
PATENT AND TRADEMARK DIVISION
ETHYL CORPORATION
451 FLORIDA BOULEVARD
BATON, ROUGE, LOUISIANA 70801
Assignment: 13
Reel/Frame:006296/0530   Pages: 2
Recorded: 11/09/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KLOBUCAR, W. DIRK
Exec Dt:
06/14/1991
2
KOLICH, CHARLES H.
Exec Dt:
06/14/1991
3
MANIMARAN, THANIKAVELU
Exec Dt:
06/14/1991
Assignee
1
ETHYL CORPORATION
330 SOUTH FOURTH STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5187136
NONE
07716013
Correspondence name and address
MR. PHILIP M. PIPPENGER
PATENT AND TRADEMARK DIVISION
ETHYL CORPORATION
451 FLORIDA BOULEVARD
BATON ROUGE, LA 70801
Assignment: 14
Reel/Frame:006306/0152   Pages: 2
Recorded: 11/09/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KOLICH, CHARLES H.
Exec Dt:
06/14/1991
2
MANIMARAN, THANIKAVELU
Exec Dt:
06/14/1991
3
KLOBUCAR, W. DIRK
Exec Dt:
06/14/1991
Assignee
1
ETHYL CORPORATION
330 SOUTH FOURTH STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5187135
NONE
07716017
Correspondence name and address
MR. PHILIP M. PIPPENGER
PATENT AND TRADEMARK DIVISION
ETHYL CORPORATION
451 FLORIDA BOULEVARD
BATON ROUGE, LA 70801
Assignment: 15
Reel/Frame:006312/0836   Pages: 2
Recorded: 11/02/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
MANIMARAN, THANIKAVELU
Exec Dt:
06/14/1991
2
KLOBUCAR, W. DIRK
Exec Dt:
06/14/1991
3
KOLICH, CHARLES H.
Exec Dt:
06/14/1991
Assignee
1
ETHYL CORPORATION
330 SOUTH FOURTH STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5191095
NONE
07716015
Correspondence name and address
MR. PHILIP M. PIPPENGER
PATENT AND TRADEMARK DIVISION
ETHYL CORPORATION
451 FLORIDA BOULEVARD
BATON ROUGE, LA. 70801
Assignment: 16
Reel/Frame:006312/0838   Pages: 2
Recorded: 11/02/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KOLICH, CHARLES H.
Exec Dt:
06/14/1991
2
MANIMARAN, THANIKAVELU
Exec Dt:
06/14/1991
3
KLOBUCAR, W. DIRK
Exec Dt:
06/14/1991
Assignee
1
ETHYL CORPORATION
330 SOUTH FOURTH STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5187281
NONE
07716016
Correspondence name and address
MR. PHILIP M. PIPPENGER
PATENT AND TRADEMARK DIVISION
ETHYL CORPORATION
451 FLORIDA BOULEVARD
BATON ROUGE, LA. 70801
Assignment: 17
Reel/Frame:006353/0508   Pages: 2
Recorded: 12/28/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
MANIMARAN, THANIKAVELU
Exec Dt:
06/14/1991
2
KLOBUCAR, W. DIRK
Exec Dt:
06/14/1991
3
KOLICH, CHARLES H.
Exec Dt:
06/14/1991
Assignee
1
ETHYL CORPORATION
330 SOUTH FOURTH STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5202472
NONE
07716012
Correspondence name and address
MR. PHILIP M. PIPPENGER
PATENT AND TRADEMARK DIVISION
ETHYL CORPORATION
451 FLORIDA BOULEVARD
BATON ROUGE, LA 70801
Assignment: 18
Reel/Frame:006358/0566   Pages: 2
Recorded: 10/08/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KLOBUCAR, W. DIRK
Exec Dt:
06/14/1991
2
KOLICH, CHARLES H.
Exec Dt:
06/14/1991
3
MANIMARAN, THANIKAVELU
Exec Dt:
06/14/1991
4
WU, TSE-CHONG
Exec Dt:
06/14/1991
Assignee
1
ETHYL CORPORATION
330 SOUTH FOURTH STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5304524
NONE
07958525
Correspondence name and address
MR. PHILIP M. PIPPENGER
PATENT AND TRADEMARK DIVISION
ETHYL CORPORATION
451 FLORIDA BOULEVARD
BATON ROUGE, LA. 70801
Assignment: 19
Reel/Frame:008895/0351   Pages: 2
Recorded: 01/12/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SULZER, GERALD M.
Exec Dt:
01/20/1997
2
CHENG, CHI HUNG
Exec Dt:
01/20/1997
3
KLOBUCAR, W. DIRK
Exec Dt:
01/20/1997
4
KOLICH, CHARLES H.
Exec Dt:
01/20/1997
Assignee
1
ALBEMARLE CORPORATION
330 SOUTH FOURTH STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5770771
NONE
08786396
Correspondence name and address
ALBEMARLE CORPORATION
MR. PHILIP M. PIPPENGER
451 FLORIDA STREET
BATON ROUGE, LA 70801-1780
Assignment: 20
Reel/Frame:010659/0705   Pages: 4
Recorded: 03/02/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WU, TSE-CHONG
Exec Dt:
05/08/1997
2
CHOCKALINGHAM, KANNAPPAN C.
Exec Dt:
05/16/1997
3
KLOBUCAR, W. DIRK
Exec Dt:
05/09/1997
4
FOCHT, GARY D.
Exec Dt:
05/09/1997
Assignee
1
ALBEMARLE CORPORATION
330 SOUTH FOURTH STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6080888
NONE
08780310
Correspondence name and address
ALBEMARLE CORPORATION
PHILIP M. PIPPENGER
PATENT & TRADEMARK DIVISION
451 FLORIDA STREET
BATON ROUGE, LA 70801
Assignment: 21
Reel/Frame:009639/0088   Pages: 3
Recorded: 12/14/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SULZER, GERALD M.
Exec Dt:
03/23/1998
2
CHENG, CHI HUNG
Exec Dt:
03/23/1998
3
KLOBUCAR, W. DIRK
Exec Dt:
03/30/1998
4
KOLICH, CHARLES H.
Exec Dt:
03/30/1998
Assignee
1
ALBEMARLE CORPORATION
330 SOUTH FOURTH STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5883297
NONE
09058367
Correspondence name and address
ALBEMARLE CORPORATION
MR. PHILIP M. PIPPENGER
451 FLORIDA STREET
BATON ROUGE, LOUISIANA 70801-1765
Assignment: 22
Reel/Frame:010077/0758   Pages: 10
Recorded: 07/09/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ALLEN, ROBERT H.
Exec Dt:
10/08/1998
2
HERNDON, R. CARL JR.
Exec Dt:
10/14/1998
3
CHOCKALINGAM, KANNAPPAN C.
Exec Dt:
10/08/1998
4
KLOBUCAR, W. DIRK
Exec Dt:
10/08/1998
5
FOCHT, GARY D.
Exec Dt:
10/14/1998
6
WU, TSE-CHONG
Exec Dt:
10/08/1998
7
HEIDEBRECHT, GARY D.
Exec Dt:
10/22/1998
8
MCLEAN, JOSEPH D.
Exec Dt:
10/21/1998
9
ZHONG, YAPING
Exec Dt:
10/21/1998
10
BROCKMANN, THORSTEN W.
Exec Dt:
10/20/1998
11
LIN, RONNY W.
Exec Dt:
10/14/1998
12
LAYMAN, WILLIAM J. JR.
Exec Dt:
10/08/1998
13
ROY, RANJIT K.
Exec Dt:
10/08/1998
Assignee
1
ALBEMARLE CORPORATION
330 SOUTH FOURTH STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6096920
NONE
09111935
Correspondence name and address
ALBEMARLE CORPORATION
MR. PHILIP M. PIPPENGER
451 FLORIDA STREET
PATENT & TRADEMARK DIVISION
BATON ROUGE, LA 70801-1765
Assignment: 23
Reel/Frame:012195/0216   Pages: 2
Recorded: 09/24/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HARROD, WILLIAM B.
Exec Dt:
06/11/1999
2
KLOBUCAR, W. DIRK
Exec Dt:
06/11/1999
Assignee
1
ALBEMARLE CORPORATION
330 SOUTH FOURTH STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6319432
NONE
09330688
Correspondence name and address
ALBEMARLE CORPORATION
LAW DEPARTMENT
PHILIP M. PIPPENGER
451 FLORIDA STREET
BATON ROUGE LA 70801
Assignment: 24
Reel/Frame:013135/0356   Pages: 5
Recorded: 07/30/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KLOBUCAR, W. DIRK
Exec Dt:
02/19/2001
2
HARROD, WILLIAM B.
Exec Dt:
02/26/2001
3
DADGAR, BILLIE B.
Exec Dt:
02/26/2001
4
MCLEAN, JOSEPH D.
Exec Dt:
02/26/2001
5
HEIDEBRECHT, GARY D.
Exec Dt:
04/02/2001
6
PHAN, HAO V.
Exec Dt:
04/02/2001
7
NICHOLAS, THOMAS R.
Exec Dt:
04/02/2001
8
BROEKER, JEFFREY L.
Exec Dt:
04/02/2001
Assignee
1
ALBEMARLE CORPORATION
330 SOUTH FOURTH STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6399685
NONE
09734053
Correspondence name and address
ALBEMARLE CORPORATION
PHILIP M. PIPPENGER
LAW DEPARTMENT
451 FLORIDA STREET
BATON ROUGE, LA 70801
Assignment: 25
Reel/Frame:011882/0259   Pages: 3
Recorded: 06/11/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FOCHT, GARY D.
Exec Dt:
06/04/2001
2
KLOBUCAR, W. DIRK
Exec Dt:
06/05/2001
Assignee
1
ALBEMARLE CORPORATION
330 SOUTH FOURTH STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6271417
NONE
09406246
Correspondence name and address
ALBEMARLE CORPORATION
MR. PHILIP M. PIPPENGER
LAW DEPARTMENT
451 FLORIDA STREET
BATON ROUGE, LA 70801
Assignment: 26
Reel/Frame:014502/0629   Pages: 4
Recorded: 09/22/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
APLIN, J. TODD
Exec Dt:
03/31/2003
2
KOLICH, CHARLES H.
Exec Dt:
03/28/2003
3
KLOBUCAR, W. DIRK
Exec Dt:
03/27/2003
4
MAXWELL, KIMBERLY A.
Exec Dt:
03/27/2003
Assignee
1
ALBEMARLE CORPORATION
330 SOUTH FOURTH STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6657028
NONE
10211648
Correspondence name and address
ALBEMARLE CORPORATION
EDGAR E. SPIELMAN JR.
451 FLORIDA STREET
BATON ROUGE, LA 70801

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