Granted Patent
Utility
US 6,079,461 · App. 09/257,651
Use of inert gas in transfer of comminuted product to tank
Inventors:
Larry Nelson Fisher, Warren Peery Groseclose
Patented Case
View Patent ↗
Granted: Jun 27, 2000
Filed: Mar 2, 1999
Inventors
Larry Nelson Fisher
Warren Peery Groseclose
Assignee (at issue)
The Heil Company
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.