Granted Patent
Utility
US 5,709,727 · App. 08/634,469
Heat transfer device
Inventor:
Krishna M. Bobba
Patented Case
View Patent ↗
Granted: Jan 20, 1998
Filed: Apr 18, 1996
Inventor
Krishna M. Bobba
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.