Granted Patent
Utility
US 5,654,345 · App. 08/501,691
In situ blown foams
Inventors:
Vyacheslav S. Grinshpun, Byron Hulls
Patented Case
View Patent ↗
Granted: Aug 5, 1997
Filed: Jul 12, 1995
Inventors
Vyacheslav S. Grinshpun
Byron Hulls
Assignee (at issue)
Owens-Corning Fiberglas Technology, 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.