Granted Patent
Utility
US 4,869,934 · App. 07/245,427
Floor polishing and coating composition
Inventor:
Anil P. Jethwa
Patented Case
View Patent ↗
Granted: Sep 26, 1989
Filed: Sep 16, 1988
Inventor
Anil P. Jethwa
Assignee (at issue)
Sterling Drug, 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.