Granted Patent
Utility
US 5,476,899 · App. 08/168,273
Process for produce a readily slidable film
Inventors:
Keisuke Funaki, Yuichi Ohki, Hideyuki Takama
Patented Case
View Patent ↗
Granted: Dec 19, 1995
Filed: Dec 15, 1993
Inventors
Keisuke Funaki
Yuichi Ohki
Hideyuki Takama
Assignee (at issue)
IDEMITSU KOSAN 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.