Granted Patent
Utility
US 5,581,399 · App. 08/253,701
Binoculars
Inventor:
Tetsuya Abe
Patented Case
View Patent ↗
Granted: Dec 3, 1996
Filed: Jun 3, 1994
Inventor
Tetsuya Abe
Assignee (at issue)
Asahi Kogaku Kogyo Kabushiki Kaisha
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.