Granted Patent
Utility
US 6,265,016 · App. 09/531,925
Process for the preparation of slippery, tenaciously adhering, hydrophilic polyurethane hydrogel coatings, coated polymer and metal substrate materials, and coated medical devices
Inventors:
Fritz Hostettler, David Rhum, Michael R. Forman, Michael N. Helmus, Ni Ding
Patented Case
View Patent ↗
Granted: Jul 24, 2001
Filed: Mar 21, 2000
Inventors
Fritz Hostettler
David Rhum
Michael R. Forman
Michael N. Helmus
Ni Ding
Assignee (at issue)
Schneider (USA) 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.