Granted Patent
Utility
US 4,910,260 · App. 07/254,729
Vulcanizable fluororubber composition
Inventors:
Hiroshi Wachi, Takeo Kaneko
Patented Case
View Patent ↗
Granted: Mar 20, 1990
Filed: Oct 7, 1988
Inventors
Hiroshi Wachi
Takeo Kaneko
Assignee (at issue)
ASAHI GLASS 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.