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Patent Assignment Details
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Reel/Frame:005953/0176   Pages: 2
Recorded: 12/26/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Total properties: 1
1
Patent #:
Issue Dt:
03/24/1992
Application #:
07638926
Filing Dt:
01/09/1991
Title:
METHOD FOR CONTACTING ACTIVE MATERIAL WITH LIQUIDS AND SEPARATING SAME
Assignors
1
Exec Dt:
12/20/1990
2
Exec Dt:
12/20/1990
Assignee
1
500 E. SWEDESFORD RD., P.O. BOX 840,
VALLEY FORGE, PENNSYLVANIA
Correspondence name and address
ERNEST G. POSNER
PQ CORPORATION
P.O. BOX 840
VALLEY FORGE, PA 19482

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