Granted Patent
Utility
US 4,711,646 · App. 07/030,705
Single component adsorption process
Inventors:
Arun Acharya, William E. BeVier
Patented Case
View Patent ↗
Granted: Dec 8, 1987
Filed: Mar 26, 1987
Inventors
Arun Acharya
William E. BeVier
Assignee (at issue)
Union Carbide Corporation
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.