Granted Patent
Utility
US 4,620,992 · App. 06/685,051
Method of producing cast coated paper
Inventors:
Kazuhiro Nojima, Mikio Takahashi
Patented Case
View Patent ↗
Granted: Nov 4, 1986
Filed: Dec 21, 1984
Inventors
Kazuhiro Nojima
Mikio Takahashi
Assignee (at issue)
Kanzaki Paper Manufacturing 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.