Granted Patent
Utility
US 6,350,826 · App. 08/918,111
Epoxy vinyl ester and urethane vinyl ester derived from low and high MW glycols
Inventor:
Ulrich Herold
Patented Case
View Patent ↗
Granted: Feb 26, 2002
Filed: Aug 27, 1997
Inventor
Ulrich Herold
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.