Granted Patent
Utility
US 6,422,439 · App. 09/779,784
Combination backpack and hydration pack
Inventors:
Doug Kelliher, Tony Roina, Brad Mina
Patented Case
View Patent ↗
Granted: Jul 23, 2002
Filed: Feb 8, 2001
Inventors
Doug Kelliher
Tony Roina
Brad Mina
Assignee (at issue)
Eastern Mountain Sports
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.