Granted Patent
Utility
US 5,191,735 · App. 07/863,878
Movable louvre clamp
Inventor:
Alan Ross
Patented Case
View Patent ↗
Granted: Mar 9, 1993
Filed: Apr 6, 1992
Inventor
Alan Ross
Assignee (at issue)
Dominion Plastics 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.