Granted Patent
Utility
US 5,931,971 · App. 09/158,318
Method for removal of hydrocarbons from fabrics
Inventor:
Jerry Zucker
Patented Case
View Patent ↗
Granted: Aug 3, 1999
Filed: Sep 22, 1998
Inventor
Jerry Zucker
Assignee (at issue)
Thantex Holdings, 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.