Granted Patent
Utility
US 5,955,013 · App. 09/116,157
Manufacture of foam-containing structures
Inventors:
Vyacheslav S. Grinshpun, Byron Hulls, Kevin J. Spoo
Patented Case
View Patent ↗
Granted: Sep 21, 1999
Filed: Jul 16, 1998
Inventors
Vyacheslav S. Grinshpun
Byron Hulls
Kevin J. Spoo
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.