Granted Patent
Utility
US 6,597,992 · App. 09/998,863
Soil and topography surveying
Inventors:
Daniel James Rooney, Marek Dudka, Mark Andrew Cheyne
Patented Case
View Patent ↗
Granted: Jul 22, 2003
Filed: Nov 1, 2001
Inventors
Daniel James Rooney
Marek Dudka
Mark Andrew Cheyne
Assignee (at issue)
Soil and Topography Information, 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.