Granted Patent
Utility
US 5,531,951 · App. 08/334,418
Method of forming staple fibers from self-texturing filaments
Inventors:
Fred L. Travelute, Robert E. Hoffman
Patented Case
View Patent ↗
Granted: Jul 2, 1996
Filed: Nov 4, 1994
Inventors
Fred L. Travelute
Robert E. Hoffman
Assignee (at issue)
Wellman 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.