Granted Patent
Utility
US 6,750,309 · App. 10/150,628
Methacrylated polyurethane copolymers with silicone segments containing alkoxysilyl groups
Inventors:
Hsien-Kun Chu, Steven T. Nakos
Patented Case
View Patent ↗
Granted: Jun 15, 2004
Filed: May 17, 2002
Inventors
Hsien-Kun Chu
Steven T. Nakos
Assignee (at issue)
Henkel Limited
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.