Granted Patent
Utility
US 4,967,548 · App. 07/159,574
Fire-resistant textile yarn and use thereof
Inventors:
Roland Fangeat, Pierre Christ, Alain Choserot
Patented Case
View Patent ↗
Granted: Nov 6, 1990
Filed: Apr 4, 1988
Inventors
Roland Fangeat
Pierre Christ
Alain Choserot
Assignee (at issue)
Filature de la Gosse S.A.
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.