Granted Patent
Utility
US 6,578,782 · App. 09/932,884
Cellulose insulation with pest control protection
Inventors:
John Elliot, William Turk
Patented Case
View Patent ↗
Granted: Jun 17, 2003
Filed: Aug 20, 2001
Inventors
John Elliot
William Turk
Assignee (at issue)
Cellulose Technologies Group, 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.