Granted Patent
Utility
US 6,485,609 · App. 09/802,091
Ink jet printing paper incorporating amine functional poly(vinyl alcohol)
Inventor:
John Richard Boylan
Patented Case
View Patent ↗
Granted: Nov 26, 2002
Filed: Mar 8, 2001
Inventor
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.