Wenzel Downhole Tools Ltd. v. National-Oilwell Canada Ltd., 2012 FCA 333
Justice Nadon; Justice Mainville; Justice Gauthier - 2012-12-20
Read full decision. Automatically generated summary:
Wenzel Downhole Tools Ltd. (Wenzel Ltd.) and William (Bill) Wenzel appeal from the decision of Snider J. (the Judge) (public reasons reported at 2011 FC 1323) dismissing their patent infringement action against the Respondents and allowing the counterclaim invalidating Canadian Patent No. 2,026,630 (the '630 Patent) on the basis of anticipation and obviousness.
Decision relates to:
- A-477-11 - WENZEL DOWNHOLE TOOLS LTD ET AL v. NATIONAL-OILWELL CANADA LTD ET AL which is an appeal from 2011 FC 1323 in T-1327-05