Granted Patent
Utility
US 6,577,136 · App. 10/128,937
Modular self-diagnostic and test switch assembly for controlling inverter operations
Inventor:
Antonio Marques
Patented Case
View Patent ↗
Granted: Jun 10, 2003
Filed: Apr 23, 2002
Inventor
Antonio Marques
Assignee (at issue)
Acuity Brands, 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.