Granted Patent
Utility
US 6,263,914 · App. 09/288,678
Gas density monitor assembly
Inventors:
Jeffry R. Meyer, Willie B. Freeman
Patented Case
View Patent ↗
Granted: Jul 24, 2001
Filed: Apr 9, 1999
Inventors
Jeffry R. Meyer
Willie B. Freeman
Assignee (at issue)
ABB Power T&D Company 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.