Granted Patent
Utility
US 6,274,863 · App. 09/360,879
Selective aperture arrays for seismic monitoring
Inventor:
Alan D. Kersey
Patented Case
View Patent ↗
Granted: Aug 14, 2001
Filed: Jul 23, 1999
Inventor
Alan D. Kersey
Assignee (at issue)
CiDRA Corporation
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.