Granted Patent
Utility
US 4,987,205 · App. 07/310,935
Polyphenol-alkanolamine modified epoxy resin composition, process for preparation thereof and paint composition comprising this modified epoxy resin composition
Inventors:
Goro Suzuki, Matsuura Seiji
Patented Case
View Patent ↗
Granted: Jan 22, 1991
Filed: Feb 16, 1989
Inventors
Goro Suzuki
Matsuura Seiji
Assignee (at issue)
Mitsui Petrochemical Industries, Ltd.
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.