Granted Patent
Utility
US 6,136,486 · App. 08/329,042
Cross-linked polyvinyl butyral binder for organic photoconductor
Inventor:
Khe C. Nguyen
Patented Case
View Patent ↗
Granted: Oct 24, 2000
Filed: Oct 20, 1994
Inventor
Khe C. Nguyen
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.