Granted Patent
Utility
US 6,401,306 · App. 09/341,448
Sealing clip for bags and tubes, and matrix for sealing the latter
Inventors:
Jürgen Hanten, Gerhard Lapp, Manfred Metzler, Jürgen Reitz, Gunter Vermehren
Patented Case
View Patent ↗
Granted: Jun 11, 2002
Filed: Jul 9, 1999
Inventors
Jürgen Hanten
Gerhard Lapp
Manfred Metzler
Jürgen Reitz
Gunter Vermehren
Assignee (at issue)
Poly-clip System GmbH & Co. KG
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.