Granted Patent
Utility
US 5,195,585 · App. 07/732,054
Wireline retrievable jet cleaning tool
Inventors:
Jack Gammill Clemens, John H. Yonker, Stewart H. Fowler, Jr., Charles C. Cobb, William G. Boyle
Patented Case
View Patent ↗
Granted: Mar 23, 1993
Filed: Jul 18, 1991
Inventors
Jack Gammill Clemens
John H. Yonker
Stewart H. Fowler, Jr.
Charles C. Cobb
William G. Boyle
Assignee (at issue)
Otis Engineering Corporation
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.