Granted Patent
Utility
US 6,348,256 · App. 09/162,940
Ink jet paper coatings containing amine functional monomer grafted poly(vinyl alcohol)
Inventors:
John J. Rabasco, Eric Howard Klingenberg, John Richard Boylan
Patented Case
View Patent ↗
Granted: Feb 19, 2002
Filed: Sep 29, 1998
Inventors
John J. Rabasco
Eric Howard Klingenberg
John Richard Boylan
Assignee (at issue)
Celanese International Corporation
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.