Granted Patent
Utility
US 5,641,844 · App. 08/571,376
Polymers with crystallizable fluoropolymers
Inventors:
Robert M. Thompson, Ya Xi Shen
Patented Case
View Patent ↗
Granted: Jun 24, 1997
Filed: Dec 13, 1995
Inventors
Robert M. Thompson
Ya Xi Shen
Assignee (at issue)
W. L. Gore & Associates, 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.