IP Library Granted Patent US 4,294,848
Granted Patent Utility
US 4,294,848 · App. 06/174,291

Thiocyano-containing polyoxyalkylenes

Inventors: David J. Tracy, Lindley S. Wood, Paritosh M. Chakrabarti
Patented Case View Patent ↗
Granted: Oct 13, 1981 Filed: Jul 31, 1980
Inventors
David J. Tracy
Lindley S. Wood
Paritosh M. Chakrabarti
Assignee (at issue)
GAF Corporation

This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 4,294,848
App. No.
06/174,291
Filed
1980-07-31
Granted
1981-10-13
Kind
A