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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
06/18/1991
Application #:
07502185
Filing Dt:
03/30/1990
Inventors:
HERMAN J. HITTNER, QUYEN C. NGUYEN
Title:
STABILIZATION OF FLUORIDES OF SPENT POTLINING BY CHEMICAL DISPERSION
Assignment: 1
Reel/Frame:
005302/0498Recorded: 05/09/1990Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
04/23/1990
Exec Dt:
04/23/1990
Assignee:
A CORP. OF PA
PITTSBURGH, PENNSYLVANIA
Correspondent:
DOUGLAS G. GLANTZ
ALUMINUM COMPANY OF AMERICA
ALCOA CENTER, PA 15069
Assignment: 2
Reel/Frame:
010461/0371Recorded: 12/16/1999Pages: 21
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
12/11/1998
Assignee:
ALCOA CORPORATE CENTER
201 ISABELLA STREET
PITTSBURGH, PENNSYLVANIA 15212
Correspondent:
ALCOA INC.
DAVID W. PEARCE-SMITH, ESQ.
ALCOA TECHNICAL CENTER
100 TECHNICAL DRIVE
ALCOA CENTER, PA +15069

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