For the Inventor, By the Inventor

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Mississauga, Canada

Dupont Canada Inc.

USPTO Granted Patents = 159

CIPO Patents = 15

Trademarks = 2

Forward Citations = 2,412

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124 inventors (with patents filed for the assignee):

Vaclav G Zboril (13 out of 21 patents)

Eldon Lawrence Fletcher (10 out of 11 patents)

John R Boocock (10 out of 11 patents)

4. Ralph C Wirsig (8 out of 11 patents)

5. Anthony Joseph Cesaroni (7 out of 32 patents)

6. Peter Y Kelly (7 out of 7 patents)

7. George White (7 out of 7 patents)

8. Chun Sing Wong (6 out of 10 patents)

9. Howard C Ng (5 out of 16 patents)

10. David John Mitchell (5 out of 12 patents)

11. Stuart Marshall Nemser (5 out of 20 patents)

12. David A Harbourne (5 out of 7 patents)

13. Erica M Besso (4 out of 4 patents)

14. Peter A Sipos (4 out of 5 patents)

15. Arnold E Perrett (4 out of 4 patents)

Core Competencies:

Polymer Films

Ethylene Copolymer

Liquid Crystalline Polymers

Polyamide Compositions

Heat Exchangers

Moisture Resistant Coatings

Cross-Linkable Adhesives

Pouch Manufacturing

Terephthalic Acid

Polyurethane Foam Laminates

Flowable Material Packaging

High Temperature Coatings

159 patents: Sort by Forward Citations

1. 6776831 - High temperature and high humidity release coating for polymer film (2004-08-17),

2. 6767599 - Process for manufacturing pouches of ethylene copolymer film for containing a flowable material (2004-07-27),

3. 6753055 - Heat exchangers containing liquid crystalline polymer layers (2004-06-22),

4. 6589463 - High tensile strength polethylene terephthalate film and process (2003-07-08),

5. 6465107 - Silicone-containing polyolefin film (2002-10-15),

6. 6416833 - Interpolymer film pouch (2002-07-09),

7. 6406765 - Pouches of ethylene copolymer film containing a flowable material (2002-06-18),

8. 6399191 - Moisture resistant coated metal substrates (2002-06-04),

9. 6380320 - Process for preparing anhydride-grafted polymers with improved color (2002-04-30),

10. 6364652 - Manufacture of liquid crystalline polymer films (2002-04-02),

11. 6355769 - Partially aromatic polyamides and a process for making them (2002-03-12),

12. 6331595 - Grafting of monomers onto polyolefins in presence of organic peroxides (2001-12-18),

13. 6256966 - Process for manufacturing pouches of ethylene copolymer film for containing a flowable material (2001-07-10),

14. 6248861 - Manufacture of branched polyamides (2001-06-19),

15. 6162317 - Heat exchanger tubing with yarn turbulator (2000-12-19),

DuPont Canada Inc. is a subsidiary of DuPont, a global leader in innovation and science-based solutions. With a diversified portfolio, DuPont Canada focuses on providing sustainable solutions in various sectors such as agriculture, electronics, industrial, and more. Their aim is to collaborate with customers and stakeholders to address global challenges and improve the world we live in.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

159 Patents

#3 in Mississauga

#77 in Canada

#5,049 in the World

Mississauga, Canada

Dupont Canada Inc.

Forward Citations = 2,412

124 inventors:

Vaclav G Zboril (13 out of 21 patents)

Eldon Lawrence Fletcher (10 out of 11 patents)

John R Boocock (10 out of 11 patents)

4. Ralph C Wirsig (8 out of 11 patents)

5. Anthony Joseph Cesaroni (7 out of 32 patents)

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