Granted Patent
Utility
US 5,933,997 · App. 09/139,899
Adjustable comb apparatus
Inventor:
David B. Barrett
Patented Case
View Patent ↗
Granted: Aug 10, 1999
Filed: Aug 26, 1998
Inventor
David B. Barrett
Assignee (at issue)
BROWNING
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.