Granted Patent
Utility
US 5,835,976 · App. 08/879,291
Non pressurized method for heat exchanger internal leak detection
Inventors:
Scott Kent, Joseph Coccho, III, Stephen Newton Murray
Patented Case
View Patent ↗
Granted: Nov 10, 1998
Filed: Jun 19, 1997
Inventors
Scott Kent
Joseph Coccho, III
Stephen Newton Murray
Assignee (at issue)
General Motors 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.