Granted Patent
Utility
US 5,085,795 · App. 07/658,722
Water-based compositions for removing stains from fabrics
Inventors:
Kolazi S. Narayanan, Paul D. Taylor
Patented Case
View Patent ↗
Granted: Feb 4, 1992
Filed: Feb 21, 1991
Inventors
Kolazi S. Narayanan
Paul D. Taylor
Assignee (at issue)
ISP INVESTMENTS LLC
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.