Granted Patent
Utility
US 4,397,738 · App. 06/418,954
Process for the separation of particulate solids from vapors
Inventor:
Thomas L. Kemp
Patented Case
View Patent ↗
Granted: Aug 9, 1983
Filed: Sep 16, 1982
Inventor
Thomas L. Kemp
Assignee (at issue)
UOP LLC
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.