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Lesperance & Martineau - Patent Agents

Patent & Trademark
    Agents since 1929

Our clients

A first portion of our clientele originates locally, mostly small and medium sized businesses and independent inventors. A majority of this local clientele acquires via our office intellectual property protection both in Canada and in foreign countries.

We also cooperate frequently with local lawyer firms that retain our services in the field of intellectual property for the benefit of their clients.

Another portion of our clientele is located outside of Canada, namely foreign patent and trade-mark agents and lawyers that use our office to secure Intellectual Property protection in Canada on behalf of their clients.

Your ideas are your best value!

Examples of patented inventions from clients of the firm:

Louis Garneau® Sports, U.S. Patent No. 5,351,342

Louis Garneau® Sports, U.S. Patent No. 5,351,342

The company Louis Garneau® Sport possesses many patents on concepts related to their renowned sport items.

PACO Corp., U.S. Patent No. 4,875,660

PACO Corp., U.S. Patent No. 4,875,660

Paco Corp. is a leading designer and manufacturer of advanced electromechanical equipment for industrial, materials handling and scenic applications. Among their patented inventions, the Spiralift® is ideal for demanding lift applications requiring precision and stability in continuous use. It used for example as a stage-lift. This device can lift and withstand importants loads, while staying compact and very precise in its operation.

Cryos Technologies Inc., U.S. Patent No. 6,173,511

Cryos Technologies Inc., U.S. Patent No. 6,173,511

Cryos Technolgies Inc. is a podiatric orthotics manufacturer and designer. Their patented contact orthotics reduces and even eliminates most postural symptoms without constraining upon the choices or style of shoes. This is an advantage since the majority of other inserts are bulky and limits the type of shoe wear.

Dr. Lucien Vallières, U.S. Patent No. 5,595,731

Dr. Lucien Vallières possesses a patent on a blood gelifying compound that can be used by medical staff in surgery rooms and the like, when wasted blood from the patient is collected in waste bags, to solidify the fluid inside the bag so as to prevent accidental leaks and contamination. Urine or blood spills, which are often accidentally spilled on the hospital floors, can also be recuperated and disposed of in a timely fashion with the present compound, so as not to compromise the hygienic integrity of the hospital.

Dr. Joan F. Power, U.S. Patent No. 5,995,223

Dr. Joan Fleurette Power, optics researcher at a montreal university, possesses a patent on an interferometer phase imaging apparatus which permits the rapid recording of all wave interference information required to construct a phase image of a test medium placed in the interferometer, like a lense for example.