Granted Patent
Utility
US 5,320,089 · App. 07/910,266
Heatable appliance for personal use
Inventors:
Norbert Schaefer, Jiri Sobota, Ahmet Firatli, Friedrich Henninger
Patented Case
View Patent ↗
Granted: Jun 14, 1994
Filed: Jul 16, 1992
Inventors
Norbert Schaefer
Jiri Sobota
Ahmet Firatli
Friedrich Henninger
Assignee (at issue)
The Braun Corporation
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.