Granted Patent
Utility
US 4,963,432 · App. 07/335,604
One step polishing wiper
Inventors:
Cynthia L. Fuggini, Allan L. Streit
Patented Case
View Patent ↗
Granted: Oct 16, 1990
Filed: Apr 10, 1989
Inventors
Cynthia L. Fuggini
Allan L. Streit
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.