IP Library › Assignment 005120/0751
Patent Assignment
Reel/Frame 005120/0751

Assignment of Assignors Interest.

Recorded: 1989-06-26 Pages: 2
Assignors
PRASAD, RAVI
Executed: 1989-05-01
HAAS, OSACAR W.
Executed: 1989-05-01
CHEUNG, HARRY
Executed: 1989-05-01
Assignee
UNION CARBIDE CORPORATION
OLD RIDGEBURY ROAD, DANBURY, CONNECTICUT, 06817
Covered Property (1)
Dry, High Purity Nitrogen Production Process and System
Patent: 4,934,148 →
Application: 07/350,848 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest. Mar 12, 1991
From: UNION CARBIDE CORPORATION, A CORP. OF NY
To: UNION CARBIDE INDUSTRIAL GASES INC., A CORP. OF DE
Reel/Frame 005626/0511 →
Change of Name Effective on 06/12/1992 Dec 3, 1992
From: UNION CARBIDE INDUSTRIAL GASES TECHNOLOGY CORPORATION
To: PRAXAIR TECHNOLOGY, INC.
Reel/Frame 006337/0037 →