Granted Patent
Utility
US 6,613,839 · App. 09/008,983
Polyepoxide, catalyst/cure inhibitor complex and anhydride
Inventors:
Joseph Gan, John P. Everett
Patented Case
View Patent ↗
Granted: Sep 2, 2003
Filed: Jan 20, 1998
Inventors
Joseph Gan
John P. Everett
Assignee (at issue)
THE DOW CHEMICAL COMPANY
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.