Federal Court of Appeal upholds narrow claim construction but overturns decision re obviousness for combination patent
Bridgeview Manufacturing Inc. v. Duratech Industries International, Inc., 2010 FCA 188
Bridgeview Manufacturing Inc. (Bridgeview) and Highline Manufacturing Ltd. (Highline) brought an action against Duratech Industries International, Inc. (Duratech) et al. for infringement of claims 1, 2 and 4 of Canadian Patent No. 2,282,334 (the 334 patent) relating to bale processors, machines designed to disintegrate or break up large bales of straw, hay or other crop material. Duratech denied infringement and counterclaimed alleging invalidity of the 334 patent. The judge dismissed Bridgeview’s claim and allowed Duratech’s counterclaim, finding that the 334 patent was invalid for obviousness. This was an appeal of that decision.
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