Granted Patent
Utility
US 4,328,376 · App. 06/135,428
Method of removing fluorinated olefin byproduct formed during the synthesis of a fluorinated ether
Inventors:
Arthur Berger, Robert L. Simon
Patented Case
View Patent ↗
Granted: May 4, 1982
Filed: Mar 31, 1980
Inventors
Arthur Berger
Robert L. Simon
Assignee (at issue)
Baxter Travenol Laboratories, Inc.
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.