IP Library Assignment 004927/0600
Patent Assignment
Reel/Frame 004927/0600

Assignment of Assignors Interest.

Recorded: 1988-08-10 Pages: 2
Assignor
CHEUNG, HARRY
Executed: 1988-05-27
Assignee
UNION CARBIDE CORPORATION, A CORP. OF NY
OLD RIDGEBURY ROAD, DANBURY, CONNECTICUT, 06817
Covered Property (1)
Air Separation Process and Apparatus for High Argon Recovery and Moderate Pressure Nitrogen Recovery
Patent: 4,822,395 →
Application: 07/203,264 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest. Dec 3, 1992
From: UNION CARBIDE CORPORATION
To: UNION CARBIDE INDUSTRIAL GASES INC.
Reel/Frame 006335/0809 →
Assignment of Assignors Interest. Apr 8, 1993
From: UNION CARBIDE INDUSTRIAL GASES CORPORATION
To: PRAXAIR TECHNOLOGY, INC.
Reel/Frame 006459/0523 →