Granted Patent
Utility
US 5,108,662 · App. 07/694,070
Gas-liquid mixing process and apparatus
Inventors:
Lawrence M. Litz, Thomas John Bergman, Jr., Mitchell Adis
Patented Case
View Patent ↗
Granted: Apr 28, 1992
Filed: May 1, 1991
Inventors
Lawrence M. Litz
Thomas John Bergman, Jr.
Mitchell Adis
Assignee (at issue)
Union Carbide Industrial Gases Technology 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.