Granted Patent
Utility
US 5,032,056 · App. 07/339,982
Fluid compressor
Inventors:
Nicholas Black, Peter Taylor
Patented Case
View Patent ↗
Granted: Jul 16, 1991
Filed: Apr 18, 1989
Inventors
Nicholas Black
Peter Taylor
Assignee (at issue)
Plessey Overseas 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.