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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
01/20/1987
Application #:
06633775
Filing Dt:
07/23/1984
Inventors:
JOHN ROSA, WILLIAM E. FRANK
Title:
HIGH FREQUENCY INVERTER CIRCUIT FOR MELTING AND INDUCTION HEATING
Assignment: 1
Reel/Frame:
004291/0846Recorded: 07/23/1984Pages: 1
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
07/02/1984
Exec Dt:
06/06/1984
Assignee:
WESTINGHOUSE BLDG., GATEWAY CENTER
PITTSBURGH, PENNSYLVANIA 15222
Correspondent:
C. F. RENZ
WESTINGHOUSE ELECTRIC CORP.
R & D CENTER, PAT. DEPT.
PITTSBURGH, PA 15235
Assignment: 2
Reel/Frame:
009827/0525Recorded: 03/19/1999Pages: 15
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
11/16/1998
Assignee:
200 BETA DRIVE
PITTSBURGH, PENNSYLVANIA 15238
Correspondent:
MARSHALL, O'TOOLE, GERSTEIN ET AL.
NATE F. SCARPELLI
6300 SEARS TOWER
233 SOUTH WACKER DRIVE
CHICAGO, ILLINOIS 60606-6402
Assignment: 3
Reel/Frame:
014108/0946Recorded: 06/02/2003Pages: 5
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
07/29/2002
Assignee:
200 BETA DRIVE
PITTSBURGH, PENNSYLVANIA 15238
Correspondent:
MARSHALL, GERSTEIN & BORUN
ROGER A. HEPPERMANN
6300 SEARS TOWER
233 S. WACKER DR.
CHICAGO, IL 60606-6357

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