Granted Patent
Utility
US 4,384,825 · App. 06/202,556
Personal sampling pump
Inventors:
Thomas J. Thomas, Richard H. Mills
Patented Case
View Patent ↗
Granted: May 24, 1983
Filed: Oct 31, 1980
Inventors
Thomas J. Thomas
Richard H. Mills
Assignee (at issue)
Bendix Limited
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.