Granted Patent
Utility
US 4,503,097 · App. 06/506,618
Paint-finishing composition for a cement base material
Inventors:
Hiromichi Higaki, Nobuyuki Miyazaki
Patented Case
View Patent ↗
Granted: Mar 5, 1985
Filed: Jun 22, 1983
Inventors
Hiromichi Higaki
Nobuyuki Miyazaki
Assignee (at issue)
ASAHI GLASS CO., 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.