Granted Patent
Utility
US 5,735,675 · App. 08/505,521
Combination compressor unloader
Inventors:
Richard C. Peoples, Daniel Lee Umbaugh
Patented Case
View Patent ↗
Granted: Apr 7, 1998
Filed: Jul 25, 1995
Inventors
Richard C. Peoples
Daniel Lee Umbaugh
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.