Granted Patent
Utility
US 5,813,822 · App. 08/780,971
Bucket and thumb combination as a quick decoupling attachment
Inventor:
Walter J. Pisco
Patented Case
View Patent ↗
Granted: Sep 29, 1998
Filed: Jan 9, 1997
Inventor
Walter J. Pisco
Assignee (at issue)
Pacific Services & Mfg.
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.