Entries by Douglas B. Thompson

New Canadian Patent Guidelines on Purposive Construction

In the Amazon.com case, the Court was highly critical of the Canadian Intellectual Property Office (CIPO) for not using “purposive construction” of patents.  On March 8, 2013, CIPO issued new guidelines for Patent Examiners regarding “purposive construction”.  Guideline 1 requires the Examiner to use a “fair, balanced and informed approach” to understand the background knowledge […]

A Discussion Of Patent Strategy

The end objective for an established business is to develop and launch a product or service that captures substantial market share and returns a profit to the business.  When considering patent protection, I strongly recommend that the established business invest in the best patent search available.  The reason for this recommendation is that the business […]

Eurocopter v. Bell Helicopter Textron Canada

Eurocopter v. Bell Helicopter Textron Canada I want to make you aware of the case of Eurocopter v. Bell Helicopter TextronCanadadecided earlier this year by Mr. Justice Martineau of the Federal Court relating to a patent on a skid type landing gear for helicopters.  This case may alter the approach taken when drafting mechanical patents […]