Granted Patent
Utility
US 6,355,763 · App. 09/402,980
Epoxy resin, polyamine hardener and N,N′,N″-tris(dialkylaminoalkyl)hexahydrotriazine
Inventors:
Wolfgang Scherzer, Jorg Volle
Patented Case
View Patent ↗
Granted: Mar 12, 2002
Filed: Dec 2, 1999
Inventors
Wolfgang Scherzer
Jorg Volle
Assignee (at issue)
Vantico GmbH & Co. KG
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.