Granted Patent
Utility
US 6,776,255 · App. 10/300,277
Methods and apparatus of suppressing tube waves within a bore hole and seismic surveying systems incorporating same
Inventors:
Phillip B. West, Daryl Haefner
Patented Case
View Patent ↗
Granted: Aug 17, 2004
Filed: Nov 19, 2002
Inventors
Phillip B. West
Daryl Haefner
Assignee (at issue)
Bechtel BWXT Idaho, 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.