Granted Patent
Utility
US 6,804,459 · App. 09/883,090
Method and apparatus for changing the temperature of a pressurized fluid
Inventors:
Chidambaram Raghavan, Edmund Y. Ting, Bruce M. Schuman, Mohamed A. Hashish
Patented Case
View Patent ↗
Granted: Oct 12, 2004
Filed: Jun 15, 2001
Inventors
Chidambaram Raghavan
Edmund Y. Ting
Bruce M. Schuman
Mohamed A. Hashish
Assignee (at issue)
Flow International Corporation
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.