Canadian PTO's New Position On Signal Claims

Law360, New York (March 17, 2008, 12:00 AM EDT) -- The Canadian Patent Office has changed its position on “signal claims” and stated that signals per se, such as transmissions over the Internet, do not constitute patentable subject matter.

In order to adopt an appropriate strategy to protect innovations that may involve signals, inventors and applicants should be aware of the practice notice and previous patent office guidelines regarding patentable subject matter.

The change brought the Canadian Patent Office into line with the current U.S. position on signal claims as expressed in the recent decision, In...
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