Granted Patent
Utility
US 6,374,847 · App. 09/385,251
Seal cleansing routine
Inventors:
Gary Dawson, William B. Blomquist, Chris J Booms
Patented Case
View Patent ↗
Granted: Apr 23, 2002
Filed: Aug 30, 1999
Inventors
Gary Dawson
William B. Blomquist
Chris J Booms
Assignee (at issue)
Daimlerchrysler AG
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.