Granted Patent
Utility
US 6,711,521 · App. 10/368,506
Hot plate precipitation measuring system
Inventors:
John Hallett, Roy Martin Rasmussen
Patented Case
View Patent ↗
Granted: Mar 23, 2004
Filed: Feb 18, 2003
Inventors
John Hallett
Roy Martin Rasmussen
Assignees (at issue)
UNIVERSITY CORPORATION FOR ATMOSPHERIC RESEARCH
The Board of Regents of the University and Community College System of Nevada
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.