Granted Patent
Utility
US 5,565,154 · App. 08/395,256
Methods for making puffed insulative material
Inventors:
Gordon L. McGregor, Raymond B. Minor
Patented Case
View Patent ↗
Granted: Oct 15, 1996
Filed: Feb 28, 1995
Inventors
Gordon L. McGregor
Raymond B. Minor
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.