Granted Patent
Utility
US 6,593,405 · App. 09/554,061
Method for elastifying and extending polymers with PVC-homo-and copolymers or with EVA-copolymers in gel form
Inventors:
Michael Schaetzle, Gabriele Bride, Gisbert Kern, Wolfgang Lepka
Patented Case
View Patent ↗
Granted: Jul 15, 2003
Filed: Jul 25, 2000
Inventors
Michael Schaetzle
Gabriele Bride
Gisbert Kern
Wolfgang Lepka
Assignee (at issue)
Henkel Kommanditgesellschaft auf Aktien
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.