Granted Patent
Utility
US 4,922,046 · App. 07/178,055
Liquid polymer composition and use thereof
Inventors:
Tatsuo Kinoshita, Shuji Minami, Ryousuke Kaneshige
Patented Case
View Patent ↗
Granted: May 1, 1990
Filed: Mar 10, 1988
Inventors
Tatsuo Kinoshita
Shuji Minami
Ryousuke Kaneshige
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.