Granted Patent
Utility
US 4,722,969 · App. 06/909,041
Storage stable, low temperature, solventless, curable urethane composition
Inventors:
Truc-Chi Huynh-Tran, Shiow-Ching Lin
Patented Case
View Patent ↗
Granted: Feb 2, 1988
Filed: Sep 18, 1986
Inventors
Truc-Chi Huynh-Tran
Shiow-Ching Lin
Assignee (at issue)
W. R. Grace & Co.
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.