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Patent Assignment Assignor Details
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Assignor Name : HERTZENBERG, ELLIOT P.
Total Assignments: 10
Assignment: 1
Reel/Frame:003990/0547   Pages: 1
Recorded: 06/04/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
DENT, ANTHONY L.
Exec Dt:
09/04/1980
2
DEROLF, M. ROBERT
Exec Dt:
09/04/1980
3
HERTZENBERG, ELLIOT P.
Exec Dt:
09/04/1980
Assignee
1
PQ CORPORATION, A CORP. OF PA
11 EECUTIVE MALL
P O BOX 840
VALLEY FORGE, PENNSYLVANIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4346071
NONE
06186083
Correspondence name and address
ERNEST G. POSNER
PQ CORP., P. O. BOX 840
VALLEY FORGE PA 19482
Assignment: 2
Reel/Frame:004063/0142   Pages: 1
Recorded: 11/23/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
STRIANSE, SABBAT J.
Exec Dt:
12/01/1980
2
SHERRY, HOWARD S.
Exec Dt:
12/01/1980
3
HERTZENBERG, ELLIOT P.
Exec Dt:
12/01/1980
Assignee
1
PQ CORPORATION
11 EXECUTIVE MALL
P.O. BOX 840, A CORP. OF PA
VALLEY FORGE, PENNSYLVANIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4362715
NONE
06213262
Correspondence name and address
ERNEST G. POSNER (CORPORATE COUNSEL)
PQ CORPORATION
P. O. BOX 840
VALLEY FORGE, PA 19482
Assignment: 3
Reel/Frame:004009/0674   Pages: 1
Recorded: 07/07/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
DENT, ANTHONY L.
Exec Dt:
12/12/1980
2
HERTZENBERG, ELLIOT P.
Exec Dt:
12/12/1980
3
SHERRY, HOWARD S.
Exec Dt:
12/12/1980
Assignee
1
PQ CORPORATION
11 EXECUTIVE MALL
P O BOX 840, A CORP OF PA
VALLEY FORGE, PENNSYLVANIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4349533
NONE
06217602
Correspondence name and address
ERNEST G. POSNER
PQ CORP., P. O. BOX 840
VALLEY FORGE, PA 19842
Assignment: 4
Reel/Frame:004129/0876   Pages: 1
Recorded: 05/06/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
MCLAUGHLIN, JOHN R.
Exec Dt:
04/28/1982
2
HERTZENBERG, ELLIOT P.
Exec Dt:
04/28/1982
Assignee
1
PQ CORPOATION
11 EXECUTIVE MALL, P.O. BOX 840
A CORP. OF PA.
VALLEY FORGE, PENNSYLVANIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4508742
NONE
06492314
Correspondence name and address
ERNEST G. POSNER
PQ CORP.
P.O. BOX 840
VALLEY FORGE, PA 19482
Assignment: 5
Reel/Frame:004573/0114   Pages: 1
Recorded: 07/07/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HERTZENBERG, ELLIOT P.
Exec Dt:
04/18/1985
Assignee
1
PQ CORPORATION, 11 EXECUTIVE MALL, P.O. BOX 840, VALLEY FORGE, PA., A CORP OF PA.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4613578
NONE
06725064
Correspondence name and address
ERNEST G. POSNER
PQ CORPORATION
P. O. BOX 840
VALLEY FORGE, PA 19482
Assignment: 6
Reel/Frame:004481/0073   Pages: 1
Recorded: 11/08/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HERTZENBERG, ELLIOT P.
Exec Dt:
10/01/1985
Assignee
1
PQ CORPORATION, A CORP. OF PA.
11 EXECUTIVE MALL, PO BOX 840,
VALLEY FORGE,, PENNSYLVANIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4626550
NONE
06785373
Correspondence name and address
ERNEST G. POSNER
PQ CORP.
P. O. BOX 840
VALLEY FORGE, PA 19482
Assignment: 7
Reel/Frame:005774/0508   Pages: 2
Recorded: 07/22/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HERTZENBERG, ELLIOT P.
Exec Dt:
11/21/1989
2
PASQUALE, GARY M.
Exec Dt:
11/21/1989
Assignee
1
SHELL OIL COMPANY A DE CORPORATION
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5057472
NONE
07442861
Correspondence name and address
PAMELA J. MC COLLOUGH
C/O SHELL OIL COMPANY
PATENTS AND LICENSING
P.O. BOX 2463
HOUSTON, TX 77252-2463
Assignment: 8
Reel/Frame:006589/0400   Pages: 3
Recorded: 06/01/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
COOPER, DAVID A.
Exec Dt:
04/15/1992
2
DENKEWICZ, RAYMOND P.
Exec Dt:
04/15/1992
3
HERTZENBERG, ELLIOT P.
Exec Dt:
04/15/1992
Assignee
1
PQ CORPORATION
P.O. BOX 840 500 E. SWEDESFORD ROAD
VALLEY FORGE, PENNSYLVANIA 19482
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5242677
NONE
07897146
Correspondence name and address
PQ CORPORATION
ERNEST G. POSNER
VICE PRESIDENT AND GENERAL COUNSEL
P.O. BOX 840
VALLEY FORGE, PENNSYLVANIA 19482
Assignment: 9
Reel/Frame:007174/0104   Pages: 2
Recorded: 08/30/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
COOPER, DAVID A.
Exec Dt:
08/29/1994
2
HASTINGS, THOMAS W.
Exec Dt:
08/09/1994
3
HERTZENBERG, ELLIOT P.
Exec Dt:
08/29/1994
Assignee
1
PQ CORPORATION
P.O. BOX 840
VALLEY FORGE, PENNSYLVANIA 19482
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5601798
NONE
08298158
Correspondence name and address
ERNEST G. POSNER
PQ CORPORATION
P.O. BOX 840
VALLEY FORGE, PA 19482
Assignment: 10
Reel/Frame:015123/0751   Pages: 7
Recorded: 03/24/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
COOPER, DAVID A.
Exec Dt:
03/03/2004
2
HERTZENBERG, ELLIOT P.
Exec Dt:
03/10/2004
3
CORMIER, WILLIAM E.
Exec Dt:
03/10/2004
4
MAESEN, THEODORUS L.M.
Exec Dt:
03/13/2004
Assignee
1
PQ CORPORATION
1200 WEST SWEDESFORD ROAD
BERWYN, PENNSYLVANIA 19312
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040141911
10722068
Correspondence name and address
LIPTON, WEINBERGER & HUSICK
ROBERT S. LIPTON
201 NORTH JACKSON STREET
P.O. BOX 934
MEDIA, PA 19063-0934

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