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Hatch Associates Ltd.

USPTO Granted Patents = 16

% Expired Patents = 12.5

Trademarks = 1

Forward Citations = 111

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22 inventors (with patents filed for the assignee):

Felim Patrick McCaffrey (8 out of 15 patents)

Roman Deshko (2 out of 2 patents)

Roger C Urquhart (2 out of 2 patents)

4. Bert O Wasmund (1 out of 9 patents)

5. Robert J Veenstra (1 out of 8 patents)

6. Nils W Voermann (1 out of 6 patents)

7. Keith E Joiner (1 out of 3 patents)

8. Guy LeBlanc (1 out of 5 patents)

9. Julien Lemieux (1 out of 1 patent)

10. James P Anson (1 out of 1 patent)

11. Donald A Wilson (1 out of 1 patent)

12. Sami Mourad (1 out of 1 patent)

13. Allen H Schultz (1 out of 1 patent)

14. Vladimir Gavrilenco (1 out of 1 patent)

15. Michael Blank (1 out of 1 patent)

16 patents: Sort by Forward Citations

1. 6857464 - Adjustable casting mold (2005-02-22),

2. 6814012 - Furnace binding and adjustment systems (2004-11-09),

3. 6676824 - Process for purification of molten salt electrolytes (2004-01-13),

4. 6520388 - Casting furnace and method for continuous casting of molten magnesium (2003-02-18),

5. 6377605 - Electrode seal for arc furnace (2002-04-23),

6. 6270550 - Method for direct reduction of iron bearing pellets or lump iron ore (2001-08-07),

7. 6168532 - Multi-configuration sports/recreation facility (2001-01-02),

8. 5867523 - Electric furnace with conductive hearth (1999-02-02),

9. 5471020 - Modal silencer (1995-11-28),

10. 5468190 - Multi-purpose arena (1995-11-21),

11. 5406580 - Electrode seal for arc furnaces (1995-04-11),

12. 5082493 - Processing of carbon steel furnace dusts (1992-01-21),

13. 4735549 - Billet turning device (1988-04-05),

14. 4573523 - Method of and apparatus for continuous centrifugal casting (1986-03-04),

15. 4226332 - Equalization system for overhead cranes (1980-10-07),

Hatch Associates Ltd. is a global engineering, project management and professional services firm. With over six decades of business and technical experience, Hatch has an established reputation for high quality work in the mining, energy, infrastructure and investment sectors. Their team of dedicated professionals strive to deliver innovative solutions that help clients achieve their project goals efficiently and sustainably.

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

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USPTO Data Jan 1 1976 - Sep 15 2026

16 Patents

#45 in

#928 in Canada

#37,717 in the World

Hatch Associates Ltd.

Forward Citations = 111

22 inventors:

Felim Patrick McCaffrey (8 out of 15 patents)

Roman Deshko (2 out of 2 patents)

Roger C Urquhart (2 out of 2 patents)

4. Bert O Wasmund (1 out of 9 patents)

5. Robert J Veenstra (1 out of 8 patents)

Please report any incorrect information to [email protected]

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