Granted Patent
Utility
US 4,335,572 · App. 06/258,203
Process for production of textured yarn useful in the formation of a crepe fabric
Inventor:
John Pope
Patented Case
View Patent ↗
Granted: Jun 22, 1982
Filed: Apr 27, 1981
Inventor
John Pope
Assignee (at issue)
Fiber Industries, Inc.
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.