Granted Patent
Utility
US 5,675,405 · App. 08/695,658
Condensation nucleus counter employing supersaturation by thermal differentiation
Inventors:
Frederic Schildmeyer, Brian J. Shahan
Patented Case
View Patent ↗
Granted: Oct 7, 1997
Filed: Aug 12, 1996
Inventors
Frederic Schildmeyer
Brian J. Shahan
Assignee (at issue)
Met One, 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.