Granted Patent
Utility
US 5,763,764 · App. 08/563,898
Evaporative emission tester
Inventors:
Daniel Mieczkowski, Mark J. Hasenberg, Thomas P. Becker, Matthew M. Crass, Robert D. Braun, Edward T. Gisske, Donald J. Caldwell
Patented Case
View Patent ↗
Granted: Jun 9, 1998
Filed: Nov 22, 1995
Inventors
Daniel Mieczkowski
Mark J. Hasenberg
Thomas P. Becker
Matthew M. Crass
Robert D. Braun
Edward T. Gisske
Donald J. Caldwell
Assignee (at issue)
Snap-On Technologies, 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.