Feb. 4: Corporate Council SKH: Difference between revisions

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[http://www.google.com/patents/about?id=rkVKAAAAEBAJ&dq=2014451 Pfeifer Patent]
[http://www.google.com/patents/about?id=rkVKAAAAEBAJ&dq=2014451 Pfeifer Patent]
== Argument for Obviousness ==
==Argument for Non-Obviousness ==

Revision as of 07:02, 4 February 2011

Relevant Patents

Glencoe/Rolf patent 2739518 (Issued in 1956, however, the device was marketed in May 1951, before Graham's '798 patent was filed)

Graham '811

Graham '798 "Clamp for vibrating Shank Plows"

Pfeifer Patent

Argument for Obviousness

Argument for Non-Obviousness