Granted Patent
Utility
US 6,262,945 · App. 09/289,503
Seismic signal coupling device and method
Inventors:
Michael Maples, Alan Sprain, Yves Delassis, Julien Meunier
Patented Case
View Patent ↗
Granted: Jul 17, 2001
Filed: Apr 9, 1999
Inventors
Michael Maples
Alan Sprain
Yves Delassis
Julien Meunier
Assignee (at issue)
Syntron, 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.