Granted Patent
Utility
US 5,898,114 · App. 09/021,592
Air sampler filter cassette carrier
Inventors:
Lauren R. Basch, Michael J. Gallo
Patented Case
View Patent ↗
Granted: Apr 27, 1999
Filed: Feb 10, 1998
Inventors
Lauren R. Basch
Michael J. Gallo
Assignee (at issue)
Rupprecht & Patashnick Company, 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.