Granted Patent
Utility
US 5,700,852 · App. 08/414,592
Paper coating composition
Inventors:
Shin-ichiro Iwanaga, Shigeru Shingae, Takasi Morita, Osamu Ishikawa, Norichika Nojima
Patented Case
View Patent ↗
Granted: Dec 23, 1997
Filed: Mar 31, 1995
Inventors
Shin-ichiro Iwanaga
Shigeru Shingae
Takasi Morita
Osamu Ishikawa
Norichika Nojima
Assignee (at issue)
Japan Synthetic Rubber 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.