Granted Patent
Utility
US 4,287,867 · App. 06/124,473
Compound bow
Inventor:
John J. Islas
Patented Case
View Patent ↗
Granted: Sep 8, 1981
Filed: Feb 25, 1980
Inventor
John J. Islas
Assignee (at issue)
Victor United, 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.