Granted Patent
Utility
US 5,409,622 · App. 08/192,843
Surface lubricant for objects contacting forms of water and method of preparation
Inventors:
Lloyd A. Chapman, Cressie E. Holcombe, Jr.
Patented Case
View Patent ↗
Granted: Apr 25, 1995
Filed: Feb 7, 1994
Inventors
Lloyd A. Chapman
Cressie E. Holcombe, Jr.
Assignee (at issue)
Orpac, 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.