Granted Patent
Utility
US 5,697,435 · App. 08/211,553
Heat exchanger systems
Inventors:
George Stickford, Anthony C. De Vuono, Robert E. Hamos, William F. Raleigh
Patented Case
View Patent ↗
Granted: Dec 16, 1997
Filed: Dec 26, 1996
Inventors
George Stickford
Anthony C. De Vuono
Robert E. Hamos
William F. Raleigh
Assignee (at issue)
Teledyne Industries, 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.