Granted Patent
Utility
US 4,535,123 · App. 06/643,809
Releasable film forming compositions
Inventors:
Shosaku Sasaki, Nobuo Kaiya
Patented Case
View Patent ↗
Granted: Aug 13, 1985
Filed: Aug 23, 1984
Inventors
Shosaku Sasaki
Nobuo Kaiya
Assignee (at issue)
Toray Silicone 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.