Granted Patent
Utility
US 6,283,385 · App. 09/236,142
Method and apparatus for dispensing multiple-component flowable substances
Inventors:
Larry Gene Beaver, Edward Francis Nichenko, Mark T. MacLean-Blevins
Patented Case
View Patent ↗
Granted: Sep 4, 2001
Filed: Jan 22, 1999
Inventors
Larry Gene Beaver
Edward Francis Nichenko
Mark T. MacLean-Blevins
Assignee (at issue)
GRIFFIN HOLDINGS, LLC
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.