Granted Patent
Utility
US 6,793,855 · App. 09/858,377
Polyisocyanurate compositions and composites
Inventors:
Evan Cheolas, Berend Eling, Ravi Joshi
Patented Case
View Patent ↗
Granted: Sep 21, 2004
Filed: May 16, 2001
Inventors
Evan Cheolas
Berend Eling
Ravi Joshi
Assignee (at issue)
HUNTSMAN INTERNATIONAL LLC
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.