Granted Patent
Utility
US 6,213,437 · App. 09/408,505
Industrial curtain brackets
Inventor:
George Robbins
Patented Case
View Patent ↗
Granted: Apr 10, 2001
Filed: Sep 30, 1999
Inventor
George Robbins
Assignee (at issue)
Edward S. Robbins, III
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.