Granted Patent
Utility
US 6,579,396 · App. 10/092,582
Methods of manufacturing high performance insulations
Inventor:
David F. Erb, Jr.
Patented Case
View Patent ↗
Granted: Jun 17, 2003
Filed: Mar 8, 2002
Inventor
David F. Erb, Jr.
Assignee (at issue)
Tex Tech Industries, 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.