Granted Patent
Utility
US 6,708,600 · App. 10/113,185
Puncturing and venting of single serve beverage filter cartridge
Inventors:
Karl Winkler, Jason F. Lipman, Jon Taylor, Philip Charles Walker
Patented Case
View Patent ↗
Granted: Mar 23, 2004
Filed: Apr 1, 2002
Inventors
Karl Winkler
Jason F. Lipman
Jon Taylor
Philip Charles Walker
Assignee (at issue)
Keurig, Incorporated
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.