Granted Patent
Utility
US 5,269,913 · App. 07/770,118
Debris trap
Inventor:
David S. Atkins
Patented Case
View Patent ↗
Granted: Dec 14, 1993
Filed: Oct 2, 1991
Inventor
David S. Atkins
Assignee (at issue)
Zarina Holdings C.V.
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.