Granted Patent
Utility
US 5,191,012 · App. 07/677,010
Aqueous dispersions of encapsulated polyisocyanates
Inventors:
Peter H. Markusch, Ashok M. Sarpeshkar, Robin E. Tirpak
Patented Case
View Patent ↗
Granted: Mar 2, 1993
Filed: Mar 28, 1991
Inventors
Peter H. Markusch
Ashok M. Sarpeshkar
Robin E. Tirpak
Assignee (at issue)
Miles 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.