Common General Knowledge

April 22, 2015

Determining the Common General Knowledge from the Background of a Patent Upheld as a Reasonable Factual Finding

Newco Tank Corp v Canada (Attorney General) 2015 FCA 47 - The Board made a reasonable factual finding when it found that the background knowledge of the person skilled in the art was described in the background information of a patent. This determination was instrumental in the Board’s determination that the patent was obvious.
October 16, 2014

Federal Court Upholds Re-examination Board’s Decision Invalidating Waste Heat Recycling Claims

Newco Tank Corp v Canada (Attorney General), 2014 FC 287 - The person of ordinary skill in the art was determined to have background knowledge that there was a heat inefficiency problem that the invention seeks to address. The only evidence for this proposition is that it was discussed under the “SUMMARY OF THE INVENTION” heading of the patent.