Granted Patent
Utility
US 5,665,851 · App. 08/517,568
Aminoplastic resins and their use as a crosslinking agent for cellulose
Inventors:
Didier Wilhelm, Alain Blanc, William C. Floyd, III
Patented Case
View Patent ↗
Granted: Sep 9, 1997
Filed: Aug 21, 1995
Inventors
Didier Wilhelm
Alain Blanc
William C. Floyd, III
Assignee (at issue)
Sequa Chemicals, 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.