Granted Patent
Utility
US 6,124,511 · App. 08/902,969
Method for producing a hydrogen-containing fluorinated alkane
Inventors:
Keiichi Ohnishi, Hidekazu Okamoto
Patented Case
View Patent ↗
Granted: Sep 26, 2000
Filed: Jul 30, 1997
Inventors
Keiichi Ohnishi
Hidekazu Okamoto
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.