Granted Patent
Utility
US 5,716,201 · App. 08/509,399
Variable displacement vane pump with vane tip relief
Inventors:
Robert E. Peck, Martin T. Books, Francis Tokarski, Bernard J. Bisson, Raymond D. Zagranski, Mihir C. Desai
Patented Case
View Patent ↗
Granted: Feb 10, 1998
Filed: Jul 31, 1995
Inventors
Robert E. Peck
Martin T. Books
Francis Tokarski
Bernard J. Bisson
Raymond D. Zagranski
Mihir C. Desai
Assignee (at issue)
COLTEC INDUSTRIES, INC.
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.