Granted Patent
Utility
US 6,695,950 · App. 09/638,319
Aldehyde modified cellulose pulp for the preparation of high strength paper products
Inventors:
A. Levent Cimecioglu, Danielle E. Harkins, Michele Merrette, Robert D. Rossi
Patented Case
View Patent ↗
Granted: Feb 24, 2004
Filed: Aug 14, 2000
Inventors
A. Levent Cimecioglu
Danielle E. Harkins
Michele Merrette
Robert D. Rossi
Assignee (at issue)
National Starch and Chemical Investment Holding Copporation
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.