For the Inventor, By the Inventor

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Ville d'Anjou, Canada

Groupe Permacon Inc.

USPTO Granted Patents = 9

Trademarks = 2

Forward Citations = 430

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13 inventors (with patents filed for the assignee):

Bertin Castonguay (7 out of 53 patents)

Eric Milot (5 out of 6 patents)

Alain Ratte (3 out of 3 patents)

4. Jean-Pierre Perreault (1 out of 2 patents)

5. Pierre Wilkie (1 out of 1 patent)

6. Jocelyn Caux (1 out of 1 patent)

7. Jacques Marc-Aurele (1 out of 1 patent)

8. Gilles Desharnais (1 out of 1 patent)

9. Pierre Michaud (1 out of 1 patent)

10. Jean Boucher (1 out of 1 patent)

11. Waguih Chikani (1 out of 1 patent)

12. Rejean Castonguay (1 out of 1 patent)

13. Elie Chiniara (1 out of 1 patent)

9 patents: Sort by Forward Citations

1. 6168347 - Set of paving stones (2001-01-02),

2. 6109906 - Apparatus for treating concrete blocks (2000-08-29),

3. D429343 - Paving stone (2000-08-08),

4. 6024517 - Retaining wall system (2000-02-15),

5. 5735643 - Retaining wall system (1998-04-07),

6. 5261760 - Precast curb section (1993-11-16),

7. 5139721 - Method and apparatus for forming a precast curb system (1992-08-18),

8. D315026 - Molded curb-stone (1991-02-26),

9. 4971475 - Precast curb system (1990-11-20),

Groupe Permacon Inc. is a leading manufacturer of concrete products in Canada. With a history dating back to 1965, the company has established itself as a trusted provider of landscaping and masonry products. Permacon offers a wide range of solutions for residential, commercial, and industrial projects, including pavers, walls, slabs, and more. Their commitment to quality and innovation has made them a preferred choice for architects, designers, and contractors across the country.

This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 9 2025

9 Patents

#1 in Ville d'Anjou

#1,634 in Canada

Ville d'Anjou, Canada

Groupe Permacon Inc.

Forward Citations = 430

13 inventors:

Bertin Castonguay (7 out of 53 patents)

Eric Milot (5 out of 6 patents)

Alain Ratte (3 out of 3 patents)

4. Jean-Pierre Perreault (1 out of 2 patents)

5. Pierre Wilkie (1 out of 1 patent)

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