Granted Patent
Utility
US 6,698,237 · App. 10/315,745
Use of stripping gas in flash regeneration solvent absorption systems
Inventor:
Thomas K. Gaskin
Patented Case
View Patent ↗
Granted: Mar 2, 2004
Filed: Dec 10, 2002
Inventor
Thomas K. Gaskin
Assignee (at issue)
ADVANCED EXTRACTION TECHNOLOGIES, INC.
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.