Granted Patent
Utility
US 5,541,585 · App. 08/321,256
Security system for controlling building access
Inventors:
Dean C. Duhame, Daniel V. Meyvis
Patented Case
View Patent ↗
Granted: Jul 30, 1996
Filed: Oct 11, 1994
Inventors
Dean C. Duhame
Daniel V. Meyvis
Assignee (at issue)
Stanley Home Automation
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.