Patent Assignment
Reel/Frame 003964/0535
Assignment of Assignors Interest. Effective Dec. 31, 1980.
Recorded: 1980-12-31
Pages: 5
Assignor
MASONEILAN INTERNATIONAL , INC. A CORP. OF DE
Executed: 1980-12-29
Covered Properties
(3)
Adjustable Fluid Restrictor Method and Apparatus
Patent:
3,715,098 →
Application:
05/159,769 →
Calibration Apparatus and Method
Patent:
4,019,363 →
Application:
05/655,483 →
Fluid Resistance Device
Patent:
4,050,479 →
Application:
05/693,420 →
Related Assignments
(2)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Jan 6, 1981
From: STUDEBAKER-WORTHINGTON, INC., A CORP. OF DE
To: EDISON INTERNATONAL, INC.
Reel/Frame 003902/0290 →
Assignment of Assignors Interest.
Apr 29, 1985
From: EDISON INTERATONAL, INC. 1701 GOLF ROAD, ROLLING MEADOWS, IL., 60008, A CORP. OF DE.
To: DRESER INDUSTRES, INC. 1505 ELM STREET, DALLAS, TEXAS 75201, A CORP OF DE.
Reel/Frame 004393/0550 →