Granted Patent
Utility
US 4,252,844 · App. 05/928,098
Process for mixing liquid additives with solid materials under sonic velocity conditions
Inventors:
Patrick J. Nesgood, James Henry Faler
Patented Case
View Patent ↗
Granted: Feb 24, 1981
Filed: Jul 26, 1978
Inventors
Patrick J. Nesgood
James Henry Faler
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.