Granted Patent
Utility
US 4,127,395 · App. 05/734,471
Adsorbent fractionator with fail-safe automatic cycle control and process
Inventors:
Paul M. McKey, Niels C. Jensen
Patented Case
View Patent ↗
Granted: Nov 28, 1978
Filed: Oct 18, 1976
Inventors
Paul M. McKey
Niels C. Jensen
Assignee (at issue)
Pall 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.