Patent Assignment
Reel/Frame 006674/0456
Assignment of Assignor's Interest
Recorded: 1993-08-31
Pages: 5
Assignee
PRAXAIR TECHNOLOGY, INC.
39 OLD RIDGEBURY ROAD DANBURY, CT. 06810-5113, CONNECTICUT
Covered Property
(1)
Fluid Separation Composite Membranes Prepared from Sulfonated Aromatic Polymers in Lithium Salt Form
Patent:
5,364,454 →
Application:
08/083,598 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.