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For the Inventor, By the Inventor

Pointe Claire, Canada

Lafarge Canada Inc.

Calculating rank
USPTO Granted Patents = 20

% Expired Patents = 10.0


Trademarks = 1

Forward Citations = 292

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28 inventors (with patents filed for the assignee):

goldMedal David Bridson Oates (10 out of 10 patents)

silverMedal Brian O'Hearn (4 out of 4 patents)

bronzeMedal Donald Stephen Hopkins (4 out of 5 patents)

4.  Kevin Moire Cail (3 out of 3 patents)

5.  Philip Souza Zacarias (3 out of 3 patents)

6.  Juan Ignacio Cariaga (2 out of 2 patents)

7.  Don Zakariasen (2 out of 2 patents)

8.  John Graham Whellock (2 out of 3 patents)

9.  Janos Csaba Toth (1 out of 7 patents)

10.  Juan Ignacio Cariaga Crespo (1 out of 1 patent)

11.  Adelana R Gilpin-Jackson (1 out of 2 patents)

12.  Paul Lehoux (1 out of 4 patents)

13.  Nils Steward (1 out of 1 patent)

14.  Alan Van Sloten (1 out of 1 patent)

15.  Terrance Ronald Walton (1 out of 1 patent)


20 patents:

1. 9231394 - Cementitious fibre reinforced composite cross arm (2016-01-05),
2. 9194095 - Unitized precast grillage foundation and method for manufacturing the same (2015-11-24),
3. 8863455 - Unitized precast grillage foundation and method for manufacturing the same (2014-10-21),
4. 8177908 - Binder for mine tailings, alluvial sand and the like (2012-05-15),
5. 7837412 - Binder for mine tailings, alluvial sand and the like (2010-11-23),
6. 7610801 - Flow device and method (2009-11-03),
7. 6835244 - Use of organic carbon-containing minerals (2004-12-28),
8. 6783585 - Carbon removal through partial carbon burn-out from coal ash used in concrete (2004-08-31),
9. 6764544 - Process for incorporating coal ash into cement clinker (2004-07-20),
10. 6755905 - Use of high carbon coal ash (2004-06-29),
11. 6402833 - Binder for mine tailings (2002-06-11),
12. 6391105 - Enhancement of cement clinker yield (2002-05-21),
13. 5976243 - Process for producing cement clinker containing blast furnace slag (1999-11-02),
14. 5944861 - Process and apparatus for making expanded slag (1999-08-31),
15. 5928420 - Cement composition for alkali-reactive aggregate and for sulphate (1999-07-27),
Company Overview
Lafarge Canada Inc. is a leading provider of construction materials, specializing in cement, aggregates, and ready-mix concrete. The company focuses on sustainable building solutions and innovative technologies to enhance the performance and durability of construction projects. With a strong commitment to environmental stewardship, Lafarge Canada integrates advanced practices in its operations, contributing to the development of resilient infrastructure across the Canadian landscape. Its expertise supports various sectors, including residential, commercial, and industrial construction.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

20 Patents

#3 in Pointe Claire

#726 in Canada

#31,315 in the World

Pointe Claire, CA
Pointe Claire, Canada

Lafarge Canada Inc.

Forward Citations = 292

28 inventors:

goldMedal David Bridson Oates (10 out of 10 patents)

silverMedal Brian O'Hearn (4 out of 4 patents)

bronzeMedal Donald Stephen Hopkins (4 out of 5 patents)

4.  Kevin Moire Cail (3 out of 3 patents)

5.  Philip Souza Zacarias (3 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Lafarge Canada Inc.. Retrieved from https://idiyas.com/company/lafarge-canada

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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