Granted Patent
Utility
US 6,447,264 · App. 09/777,210
Compressor system
Inventors:
Michael J. Lucas, Timothy F. Daley
Patented Case
View Patent ↗
Granted: Sep 10, 2002
Filed: Feb 5, 2001
Inventors
Michael J. Lucas
Timothy F. Daley
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.