Granted Patent
Utility
US 5,824,978 · App. 08/882,844
Multiple detent membrane switch
Inventors:
Boris Karasik, Vladimir Karasik
Patented Case
View Patent ↗
Granted: Oct 20, 1998
Filed: Jun 26, 1997
Inventors
Boris Karasik
Vladimir Karasik
Assignee (at issue)
UT Automotive, 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.