Granted Patent
Utility
US 6,131,615 · App. 09/442,586
Tube assembly for auxiliary heating and air conditioning system
Inventors:
Philip S. Hartnagel, Kurian Pothen, Matthew Mourad, Charles Thrift
Patented Case
View Patent ↗
Granted: Oct 17, 2000
Filed: Nov 18, 1999
Inventors
Philip S. Hartnagel
Kurian Pothen
Matthew Mourad
Charles Thrift
Assignees (at issue)
Bundy Corporation
Chrysler Group LLC
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.