Patent Assignment
Reel/Frame 003964/0526
Assignment of Assignors Interest.
Recorded: 1980-12-31
Pages: 3
Assignor
WORTHINGTON PUMP INC. A CORP. OF DE
Executed: 1980-12-29
Covered Properties
(2)
Multi-Stage Barrel Type Centrifugal Pump with Resilient Compensator Means for Maintaining the Seals Between Interstage Pumping Assemblies
Patent:
4,244,675 →
Application:
06/034,634 →
Discharge Outlet Coupling and Guiderail Assembly for Submersible Pumps
Patent:
4,308,000 →
Application:
06/123,373 →
Related Assignments
(4)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Jan 6, 1981
From: STUDEBAKER-WORTHINGTON, INC.,
To: EDISON INTERNATIONAL, INC., A CORP. OF DE.
Reel/Frame 003836/0876 →
Assignment of Assignors Interest.
Jan 21, 1993
From: WORTHINGTON PUMP INC.
To: INGERSOLL-DRESSER PUMP COMPANY
Reel/Frame 006393/0600 →
Assignment of Assignors Interest.
Jan 21, 1993
From: DRESSER INDUSTRIES, INC.
To: INGERSOLL-DRESSER PUMP COMPANY
Reel/Frame 006394/0489 →
Assignment of Assignors Interest.
Jan 21, 1993
From: EDISON INTERNATIONAL, INC.
To: DRESSER INDUSTRIES, INC.
Reel/Frame 006394/0492 →