Granted Patent
Utility
US 6,018,148 · App. 09/360,897
Radiant electric heater
Inventor:
Peter Wilkins
Patented Case
View Patent ↗
Granted: Jan 25, 2000
Filed: Jul 26, 1999
Inventor
Peter Wilkins
Assignee (at issue)
Ceramaspeed, 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.