Granted Patent
Utility
US 5,397,633 · App. 08/080,064
Process for sizing spun cotton yarns
Inventors:
Michael L. McAbee, Donald H. Shomake
Patented Case
View Patent ↗
Granted: Mar 14, 1995
Filed: Jun 18, 1993
Inventors
Michael L. McAbee
Donald H. Shomake
Assignee (at issue)
Exxon Chemical Patents, 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.