But they want it to apply broadly, including to companies that operate from servers abroad, like Research in Motion, the Canadian maker of BlackBerry devices.
A challenge to the Plavix patent by Apotex, a Canadian maker of generic drugs, is scheduled to be heard in federal court in January.
Consider the example of Nortel Networks, the big Canadian maker of equipment for wireless networks.
The agreement, with a Canadian maker of generic drugs, would protect the companies' exclusive right to market the drug until 2011, eliminating a major uncertainty for investors.
Unefon owed $325 million to its biggest creditor, Nortel Networks, the Canadian maker of telecommunications gear.
Research in Motion is the Canadian maker of the popular Blackberry hand-held electronic mail communication system used by 13,000 corporations.
Canawa is another Canadian maker of traditional hardtack.
Murphy Aircraft Manufacturing Limited is a Canadian maker of civil utility aircraft kits.
Northern Telecom, the Canadian maker of telecommunications equipment, announced yesterday an advance in fiber-optic cable transmission, which conveys data with pulses of light.
The Mitel Corporation, a major Canadian maker of telecommunications equipment, is looking for a new president and chief executive.