Granted Patent
Utility
US 5,098,592 · App. 07/590,722
Method of activating n-methyl-2-pyrrolidone (NMP) and/or delta-butyrolactone (BLO) varnish and paint remover solvents
Inventors:
Kolazi S. Narayanan, Frank Fusiak
Patented Case
View Patent ↗
Granted: Mar 24, 1992
Filed: Oct 1, 1990
Inventors
Kolazi S. Narayanan
Frank Fusiak
Assignee (at issue)
CreateMe Technologies 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.