Granted Patent
Utility
US 4,563,501 · App. 06/493,277
Cathode-precipitating electrodeposition coating composition
Inventors:
Yutaka Otsuki, Yoshihiko Araki, Hiroyoshi Omika, Hajime Hara, Kazuho Aoyama
Patented Case
View Patent ↗
Granted: Jan 7, 1986
Filed: May 10, 1983
Inventors
Yutaka Otsuki
Yoshihiko Araki
Hiroyoshi Omika
Hajime Hara
Kazuho Aoyama
Assignee (at issue)
NIPPON OIL CORPORATION
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.