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For the Inventor, By the Inventor

Montreal, Canada

Canadian Industries, Ltd.


USPTO Granted Patents = 30

Trademarks = 1

Forward Citations = 291

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54 inventors (with patents filed for the assignee):

goldMedal Harry Hutchinson Holton (3 out of 3 patents)

silverMedal Ian H McEwan (3 out of 3 patents)

bronzeMedal Vonne D Linse (2 out of 7 patents)

4.  Jean P Richard (2 out of 5 patents)

5.  Philip Faut Seto (2 out of 2 patents)

6.  Peter John Astrauskas (2 out of 2 patents)

7.  David John Gannon (2 out of 2 patents)

8.  Horst F Marz (1 out of 9 patents)

9.  Charles R Murray (1 out of 2 patents)

10.  Jitka Kirchnerova (1 out of 4 patents)

11.  Elwyn David Jones (1 out of 1 patent)

12.  John Michael Ridden (1 out of 1 patent)

13.  Harold William Holden (1 out of 1 patent)

14.  Benedict John Grigaitis (1 out of 1 patent)

15.  Terrence Charles Matts (1 out of 1 patent)


Core Competencies:
Water-In-Oil Emulsion
Explosive Welding
Thermoplastic Film
Coating Compositions
Flotation Depressants
Bulk Explosive Mixing
Delignification
Sodium Azide
Hydrocarbon Oils
Calcium Hypochlorite
Bag Closure Clip
Metal Oxide Compositions

30 patents:

1. 4308081 - Water-in-oil emulsion blasting agent (1981-12-29),
2. 4305859 - Two-step copolymerization process by controlling the temperature to (1981-12-15),
3. 4248576 - Apparatus for coating thermoplastic film (1981-02-03),
4. 4248373 - Explosive charge for explosive welding of large diameter metal pipe (1981-02-03),
5. 4231506 - Method of welding metal pipe sections with explosives (1980-11-04),
6. 4218861 - Apparatus for closing and sealing containers (1980-08-26),
7. 4215027 - Aqueous thermosettable coating compositions comprising aqueous copolymer (1980-07-29),
8. 4213958 - Production of sulphur trioxide, sulphuric acid and oleum (1980-07-22),
9. 4199262 - Bulk explosive mixing and delivery apparatus (1980-04-22),
10. 4198253 - Explosive compositions containing sulphonated guar gum derivatives (1980-04-15),
11. 4196073 - Hydrophilic thio compounds as selective depressants in the flotation (1980-04-01),
12. 4162949 - Reduction of steel cathode overpotential (1979-07-31),
13. 4158943 - Method and apparatus for placing a valve bag on a filling spout (1979-06-26),
14. 4135450 - Method of underground mining (1979-01-23),
15. 4130449 - Thickened aqueous slurry explosive compositions (1978-12-19),
Company Overview
Canadian Industries, Ltd. is a prominent player in the manufacturing sector, specializing in a diverse range of products and services. The company is known for its expertise in industrial solutions, including chemical processing, construction materials, and environmental technologies. With a strong presence in Montreal, it leverages advanced research and development to innovate within its fields, contributing to various industries across Canada and beyond. Canadian Industries, Ltd. is committed to sustainability and efficiency in its operations.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

30 Patents

#34 in Montreal

#463 in Canada

#21,912 in the World

Montreal, CA
Montreal, Canada

Canadian Industries, Ltd.

Forward Citations = 291

54 inventors:

goldMedal Harry Hutchinson Holton (3 out of 3 patents)

silverMedal Ian H McEwan (3 out of 3 patents)

bronzeMedal Vonne D Linse (2 out of 7 patents)

4.  Jean P Richard (2 out of 5 patents)

5.  Philip Faut Seto (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Canadian Industries, Ltd.. Retrieved from https://idiyas.com/company/canadian-industries

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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