Granted Patent
Utility
US 5,407,330 · App. 08/121,125
Air pump apparatus with vibration and sound reducing housing means
Inventors:
Richard M. Rimington, Richard Edmond Fletcher
Patented Case
View Patent ↗
Granted: Apr 18, 1995
Filed: Sep 14, 1993
Inventors
Richard M. Rimington
Richard Edmond Fletcher
Assignee (at issue)
MANGAR INTERNATIONAL (HOLDINGS) LIMITED
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.