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Patent Assignment Assignor Details
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Assignor Name : GUINTHER, GREGORY H.
Total Assignments: 24
Assignment: 1
Reel/Frame:013402/0381   Pages: 4
Recorded: 10/16/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GUINTHER, GREGORY H.
Exec Dt:
10/16/2002
2
ROOS, JOSEPH W.
Exec Dt:
10/16/2002
3
HUMAN, DAVID M.
Exec Dt:
10/16/2002
4
SCHWAB, SCOTT D.
Exec Dt:
10/16/2002
Assignee
1
ETHYL CORPORATION
330 SOUTH FOURTH STREET
LAW DEPT., PATENTS & TRADEMARKS
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040074230
10271618
Correspondence name and address
ETHYL CORP.
DENNIS H. RAINEAR
330 SOUTH FOURTH ST.
LAW DEPT., PATENTS & TRADEMARKS
RICHMOND, VA 23219
Assignment: 2
Reel/Frame:013407/0057   Pages: 3
Recorded: 10/16/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GUINTHER, GREGORY H.
Exec Dt:
10/16/2002
2
ROOS, JOSEPH W.
Exec Dt:
10/16/2002
3
HUMAN, DAVID M.
Exec Dt:
10/16/2002
4
SCHWAB, SCOTT D.
Exec Dt:
10/16/2002
Assignee
1
ETHYL CORPORATION
330 SOUTH 4TH STREET
LAW DEPT., PATENTS & TRADEMARKS
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040074140
10272566
Correspondence name and address
ETHYL CORPORATION
DENNIS H. RAINEAR
330 SOUTH 4TH STREET
LAW DEPT., PATENTS & TRADEMARKS
RICHMOND, VA 23219
Assignment: 3
Reel/Frame:013407/0106   Pages: 4
Recorded: 10/16/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GUINTHER, GREGORY H.
Exec Dt:
10/16/2002
2
ROOS, JOSEPH W.
Exec Dt:
10/16/2002
3
HUMAN, DAVID M.
Exec Dt:
10/16/2002
4
SCHWAB, SCOTT D.
Exec Dt:
10/16/2002
Assignee
1
ETHYL CORPORATION
330 SOUTH FOURTH STREET
LAW DEPT., PATENTS & TRADEMARKS
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6971337
US20040074452
10272598
Correspondence name and address
ETHYL CORPORATION
DENNIS H. RAINEAR
330 SOUTH FOURTH STREET
LAW DEPT., PATENTS & TRADEMARKS
RICHMOND, VA 23219
Assignment: 4
Reel/Frame:014045/0833   Pages: 7
Recorded: 05/06/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GUINTHER, GREGORY H.
Exec Dt:
01/07/2003
2
GATTO, VINCENT J.
Exec Dt:
01/07/2003
3
ROOS, JOSEPH W.
Exec Dt:
01/07/2003
Assignee
1
ETHYL CORPORATION
330 SOUTH FORTH STREET
LAW DEPT., PATENTS & TRADMARKS
RICMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7341447
US20040110104
10313310
Correspondence name and address
ETHYL CORPORATION
DENNIS H. RAINEAR
LAW DEPT., PATENTS & TRADEMARKS
330 SOUTH FOURTH STEET
RICHMOND, VA 23219
Assignment: 5
Reel/Frame:014018/0901   Pages: 7
Recorded: 05/01/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GUINTHER, GREGORY H.
Exec Dt:
04/21/2003
2
GATTO, VINCENT J.
Exec Dt:
04/28/2003
3
ROOS, JOSEPH W.
Exec Dt:
04/21/2003
4
SCHWAB, SCOTT D.
Exec Dt:
04/21/2003
Assignee
1
ETHYL CORPORATION
330 SOUTH FOURTH STREET
LAW DEPT., PATENTS & TRADEMARKS
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6821932
US20040115574
10321143
Correspondence name and address
ETHYL CORPORATION
DENNIS H. RAINEAR
LAW DEPT., PATENTS & TRADEMARKS
330 SOUTH FOURTH STREET
RICHMOND, VA 23219
Assignment: 6
Reel/Frame:014317/0230   Pages: 4
Recorded: 02/09/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GUINTHER, GREGORY H.
Exec Dt:
01/28/2004
2
DEVLIN, MARK T.
Exec Dt:
01/28/2004
3
ROOS, JOSEPH W.
Exec Dt:
01/28/2004
4
HUMAN, DAVID M.
Exec Dt:
01/28/2004
Assignee
1
ETHYL PETROLEUM ADDITIVES, INC.
330 SOUTH FOURTH STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7332001
US20050072041
10677787
Correspondence name and address
ETHYL PETROLEUM ADDITIVES, INC.
LEAH O. ROBINSON
330 SOUTH FOURTH STREET
RICHMOND, VA 23219
Assignment: 7
Reel/Frame:015373/0970   Pages: 3
Recorded: 05/24/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GUINTHER, GREGORY H.
Exec Dt:
05/24/2004
2
ADAMS, MICHAEL WAYNE
Exec Dt:
05/24/2004
Assignee
1
ETHYL PETROLEUM ADDITIVES, INC.
330 SOUTH FOURTH STREET
LAW DEPARTMENT
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050257724
10852497
Correspondence name and address
ETHYL PETROLEUM ADDITIVES, INC.
DENNIS H. RAINEAR
LAW DEPARTMENT
330 SOUTH FOURTH STREET
RICHMOND, VA 23219
Assignment: 8
Reel/Frame:015808/0751   Pages: 6
Recorded: 03/01/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MEFFERT, MICHAEL W.
Exec Dt:
12/13/2004
2
GUINTHER, GREGORY H.
Exec Dt:
12/06/2004
3
HORNER, JON ARTHUR
Exec Dt:
12/06/2004
Assignee
1
AFTON CHEMICAL CORPORATION
500 SPRING STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060121398
11005961
Correspondence name and address
DENNIS H. RAINEAR
LAW DEPT. - INTELLECTUAL PROPERTY GROUP
330 SOUTH FOURTH STREET
RICHMOND, VA 23219
Assignment: 9
Reel/Frame:017361/0872   Pages: 4
Recorded: 12/09/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LAM, WILLIAM Y.
Exec Dt:
12/09/2005
2
GUINTHER, GREGORY H.
Exec Dt:
12/09/2005
3
ESCHE, JR., CARL K.
Exec Dt:
12/09/2005
Assignee
1
AFTON CHEMICAL CORPORATION
500 SPRING STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7776800
US20070132274
11298006
Correspondence name and address
DENNIS H. RAINEAR
LAW DEPT. - INTELLECTUAL PROPERTY GROUP
330 SOUTH FOURTH STREET
RICHMOND, VA 23219
Assignment: 10
Reel/Frame:017937/0179   Pages: 8
Recorded: 07/14/2006
Attorney Dkt #:0013.0058
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DEVLIN, MARK T.
Exec Dt:
07/12/2006
2
JAO, TZE-CHI
Exec Dt:
07/12/2006
3
LOPER, JOHN T.
Exec Dt:
07/12/2006
4
SHEETS, ROGER M.
Exec Dt:
07/12/2006
5
GUINTHER, GREGORY H.
Exec Dt:
07/12/2006
Assignee
1
AFTON CHEMICAL CORPORATION
500 SPRING STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080305972
11457608
Correspondence name and address
MIN, HSIEH & HACK LLP
8270 GREENSBORO DRIVE
SUITE 630
MCLEAN, VA 22102
Assignment: 11
Reel/Frame:017937/0560   Pages: 8
Recorded: 07/14/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DEVLIN, MARK T.
Exec Dt:
07/12/2006
2
JAO, TZE-CHI
Exec Dt:
07/12/2006
3
LOPER, JOHN T.
Exec Dt:
07/12/2006
4
SHEETS, ROGER M.
Exec Dt:
07/12/2006
5
GUINTHER, GREGORY H.
Exec Dt:
07/12/2006
Assignee
1
AFTON CHEMICAL CORPORATION
500 SPRING STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7879775
US20080015125
11457613
Correspondence name and address
MIN, HSIEH & HACK LLP
8270 GREENSBORO DRIVE
SUITE 630
MCLEAN, VA 22102
Assignment: 12
Reel/Frame:018561/0039   Pages: 3
Recorded: 11/29/2006
Attorney Dkt #:61839.US 7764
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GUINTHER, GREGORY H.
Exec Dt:
11/28/2006
2
LAM, WILLIAM Y.
Exec Dt:
11/28/2006
Assignee
1
AFTON CHEMICAL CORPORATION
500 SPRING STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080125337
11564424
Correspondence name and address
LUEDEKA, NEELY & GRAHAM, PC
P.O. BOX 1871
LEAH O. ROBINSON, ESQ.
KNOXVILLE, TN 37901
Assignment: 13
Reel/Frame:018634/0547   Pages: 3
Recorded: 12/14/2006
Attorney Dkt #:61835.US/2175.0 AC-7717
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
GUINTHER, GREGORY H.
Exec Dt:
12/06/2006
Assignee
1
AFTON CHEMICAL CORPORATION
500 SPRING STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7772167
US20080139429
11567469
Correspondence name and address
LUEDEKA, NEELY & GRAHAM, PC
P.O. BOX 1871
KNOXVILLE, TN 37901
Assignment: 14
Reel/Frame:018867/0970   Pages: 5
Recorded: 02/08/2007
Attorney Dkt #:NM 7632
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ARADI, ALLEN A.
Exec Dt:
01/16/2007
2
FACTOR, STEPHEN A.
Exec Dt:
01/16/2007
3
GUINTHER, GREGORY H.
Exec Dt:
01/16/2007
4
ROOS, JOSEPH W.
Exec Dt:
01/16/2007
Assignee
1
AFTON CHEMICAL CORPORATION
500 SPRING STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080168709
11623402
Correspondence name and address
JOHN H. THOMAS
536 GRANITE AVENUE
RICHMOND, VA 23226
Assignment: 15
Reel/Frame:024828/0127   Pages: 5
Recorded: 08/12/2010
Attorney Dkt #:NM 7632 DIV
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ARADI, ALLEN A.
Exec Dt:
01/16/2007
2
FACTOR, STEPHEN A.
Exec Dt:
01/16/2007
3
GUINTHER, GREGORY H.
Exec Dt:
01/16/2007
4
ROOS, JOSEPH W.
Exec Dt:
01/16/2007
Assignee
1
AFTON CHEMICAL CORPORATION
500 SPRING STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100304962
12854984
Correspondence name and address
THOMAS, KARCESKI, RARING, & TEAGUE, P.C.
536 GRANITE AVENUE
RICHMOND, VA 23226
Assignment: 16
Reel/Frame:018982/0434   Pages: 3
Recorded: 03/08/2007
Attorney Dkt #:62889.US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUMONT, RICHARD J.
Exec Dt:
03/08/2007
2
GUINTHER, GREGORY H.
Exec Dt:
03/08/2007
Assignee
1
AFTON CHEMICAL CORPORATION
500 SPRING STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080216393
11683732
Correspondence name and address
LEAH O. ROBINSON
P.O. BOX 1871
KNOXVILLE, TN 37901
Assignment: 17
Reel/Frame:019018/0899   Pages: 3
Recorded: 03/15/2007
Attorney Dkt #:62422.US/2175.0
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LOPER, JOHN T.
Exec Dt:
03/15/2007
2
GUINTHER, GREGORY H.
Exec Dt:
03/15/2007
3
SHEETS, ROGER M.
Exec Dt:
03/15/2007
Assignee
1
AFTON CHEMICAL CORPORATION
500 SPRING STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080125336
11564620
Correspondence name and address
LUEDEKA, NEELY & GRAHAM, PC
P.O. BOX 1871
KNOXVILLE, TN 37901
Assignment: 18
Reel/Frame:019706/0599   Pages: 5
Recorded: 08/16/2007
Attorney Dkt #:0013.0072
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GUINTHER, GREGORY H.
Exec Dt:
08/14/2007
2
LOPER, JOHN T.
Exec Dt:
08/14/2007
3
SHEETS, ROGER M.
Exec Dt:
08/14/2007
Assignee
1
AFTON CHEMICAL CORPORATION
500 SPRING STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8349778
US20090048131
11839996
Correspondence name and address
MH2 TECHNOLOGY LAW GROUP
1951 KIDWELL DRIVE
SUITE 550
TYSONS CORNER, VA 22182
Assignment: 19
Reel/Frame:020474/0186   Pages: 5
Recorded: 02/07/2008
Attorney Dkt #:NM 7590 DIV
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GUINTHER, GREGORY H.
Exec Dt:
12/11/2007
2
DEVLIN, MARK T.
Exec Dt:
12/07/2007
3
ROOS, JOSEPH W.
Exec Dt:
12/12/2007
4
HUMAN, DAVID M.
Exec Dt:
12/07/2007
Assignee
1
AFTON CHEMICAL CORPORATION
500 SPRING STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080022585
11868612
Correspondence name and address
THOMAS & RARING, P.C.
536 GRANITE AVENUE
RICHMOND, VA 23226
Assignment: 20
Reel/Frame:021456/0039   Pages: 5
Recorded: 08/28/2008
Attorney Dkt #:NM 7855
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHEETS, ROGER M.
Exec Dt:
08/26/2008
2
GUINTHER, GREGORY H.
Exec Dt:
08/26/2008
3
LOPER, JOHN T.
Exec Dt:
08/26/2008
Assignee
1
AFTON CHEMICAL CORPORATION
10905 TRAY WAY
GLEN ALLEN, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100056407
12199968
Correspondence name and address
JOHN H. THOMAS
536 GRANITE AVENUE
RICHMOND, VA 23226
Assignment: 21
Reel/Frame:022626/0697   Pages: 3
Recorded: 05/01/2009
Attorney Dkt #:65253.US/2175.0
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LAM, WILLIAM Y
Exec Dt:
05/01/2009
2
GUINTHER, GREGORY H.
Exec Dt:
05/01/2009
Assignee
1
AFTON CHEMICAL CORPORATION
500 SPRING STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8084403
US20100279902
12434150
Correspondence name and address
DAVID E. LAROSE
P.O. BOX 1871
KNOXVILLE, TN 37901
Assignment: 22
Reel/Frame:022940/0348   Pages: 5
Recorded: 07/10/2009
Attorney Dkt #:65342.US/2175.0
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GRIFFIN, PAUL G.
Exec Dt:
07/06/2009
2
BELL, IAN A.
Exec Dt:
06/19/2009
3
LOPER, JOHN T.
Exec Dt:
06/25/2009
4
LAM, WILLIAM Y.
Exec Dt:
06/23/2009
5
GUINTHER, GREGORY H.
Exec Dt:
06/23/2009
Assignee
1
AFTON CHEMICAL CORPORATION
500 SPRING STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9663743
US20100317552
12482087
Correspondence name and address
LUEDEKA, NEELY AND GRAHAM, PC
PO BOX 1871
KNOXVILLE, TN 37901
Assignment: 23
Reel/Frame:024759/0903   Pages: 8
Recorded: 07/29/2010
Attorney Dkt #:61837.US/2175.0
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ESCHE, CARL K., JR
Exec Dt:
07/06/2010
2
GUINTHER, GREGORY H.
Exec Dt:
04/26/2010
3
FAGAN, ANTHONY
Exec Dt:
04/21/2010
4
DUDDING, CHRISTOPHER J.
Exec Dt:
06/11/2010
5
ROBERTSON, ANDREW
Exec Dt:
07/29/2010
6
GROWCOTT, PETER
Exec Dt:
06/22/2010
Assignee
1
AFTON CHEMICAL CORPORATION
500 SPRING STREET
RICHMOND, VIRGINIA 23219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7879774
US20070111908
11611597
Correspondence name and address
LUEDEKA, NEELY & GRAHAM, P.C.
P O BOX 1871
KNOXVILLE, TN 37901
Assignment: 24
Reel/Frame:028448/0596   Pages: 3
Recorded: 06/18/2012
Attorney Dkt #:AFTON-1060WO
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
GUINTHER, GREGORY H.
Exec Dt:
06/15/2012
Assignee
1
AFTON CHEMICAL CORPORATION
330 SOUTH FOURTH STREET
RICHMOND, VIRGINIA 23219-2189
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9458761
NONE
14343414
Correspondence name and address
KNOBLE YOSHIDA & DUNLEAVY, LLC
EIGHT PENN CENTER, SUITE 1350
1628 JOHN F. KENNEDY BLVD.
PHILADELPHIA, PENNSYLVANIA 19103

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