Granted Patent
Utility
US 6,570,497 · App. 09/941,916
Apparatus and method for rail track inspection
Inventors:
Charles M. Puckette, Harold Woodruff Tomlinson, Jr., John Erik Hershey, Stephen Michael Hladik
Patented Case
View Patent ↗
Granted: May 27, 2003
Filed: Aug 30, 2001
Inventors
Charles M. Puckette
Harold Woodruff Tomlinson, Jr.
John Erik Hershey
Stephen Michael Hladik
Assignee (at issue)
General Electric 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.