Granted Patent
Utility
US 6,644,941 · App. 10/125,008
Apparatus and method for reducing ice formation in gas-driven motors
Inventors:
Stephen D. Able, G. Keith Hancock, Lloyd I. Towne
Patented Case
View Patent ↗
Granted: Nov 11, 2003
Filed: Apr 18, 2002
Inventors
Stephen D. Able
G. Keith Hancock
Lloyd I. Towne
Assignee (at issue)
Ingersoll-Rand 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.