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Patent Assignment Details
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Reel/Frame:006169/0576   Pages: 3
Recorded: 07/06/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Total properties: 4
1
Patent #:
Issue Dt:
05/02/1989
Application #:
07106637
Filing Dt:
10/08/1987
Title:
PRESSURE EXTRACTION PUMP SYSTEM FOR RECOVERING LIQUID HYDROCARBONS FROM GROUND WATER
2
Patent #:
Issue Dt:
07/04/1989
Application #:
07171773
Filing Dt:
03/22/1988
Title:
VACUUM EXTRACTION SYSTEM
3
Patent #:
Issue Dt:
12/04/1990
Application #:
07326368
Filing Dt:
03/21/1989
Title:
EXTRACTION SYSTEM WITH A PUMP HAVING AN ELASTIC REBOUND INNER TUBE
4
Patent #:
Issue Dt:
10/22/1991
Application #:
07581939
Filing Dt:
09/13/1990
Title:
EXTRACTION SYSTEM WITH A PUMP HAVING AN ELASTIC REBOUND INNER TUBE
Assignor
1
Exec Dt:
06/17/1992
Assignee
1
A CORP. OF NC
FOSTER PLAZA BLDG. 9 750 HOLIDAY DRIVE
PITTSBURGH, PENNSYLVANIA 15220
Correspondence name and address
WESTINGHOUSE ELECTRIC CORPORATION
A. P. IADICICCO
1310 BEULAH ROAD
CHURCHILL BOROUGH
PITTSBURGH, PA 15235

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