Granted Patent
Utility
US 6,550,651 · App. 09/516,044
Backpack
Inventors:
Douglas Harland Murdoch, Michael Sturm
Patented Case
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Granted: Apr 22, 2003
Filed: Mar 1, 2000
Inventors
Douglas Harland Murdoch
Michael Sturm
Assignee (at issue)
Daymen Photo Marketing LP
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.