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For the Inventor, By the Inventor

Brampton, Canada

Shepherd Products, Inc.


USPTO Granted Patents = 14


Forward Citations = 243

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8 inventors (with patents filed for the assignee):

goldMedal Ludovic A Perl (9 out of 11 patents)

silverMedal Carl J Demrick (2 out of 6 patents)

bronzeMedal Ronald D Hussey (2 out of 2 patents)

4.  Lawrie McIntosh (1 out of 1 patent)

5.  John Janez (1 out of 1 patent)

6.  James J Svekis (1 out of 1 patent)

7.  Lori Nixon (1 out of 1 patent)

8.  George Zoric (1 out of 1 patent)


14 patents:

1. D448591 - Chair base (2001-10-03),
2. D439450 - Sleeve for a height adjustable arm rest unit (2001-03-28),
3. D438411 - Sleeve for a height adjustable arm rest unit (2001-03-07),
4. D435373 - Sleeve and corner cover for a height adjustable arm rest (2000-12-26),
5. D435372 - Sleeve for a height adjustable arm rest unit (2000-12-26),
6. D414629 - Chair base (1999-10-05),
7. D407583 - Chair base (1999-04-06),
8. D366377 - Base for an office chair (1996-01-23),
9. 5377943 - Chair base (1995-01-03),
10. 4911269 - Twin wheel caster with integral brake assembly (1990-03-27),
11. D285336 - Picture window fireplace screen (1986-08-26),
12. D281901 - Picture window fireplace screen (1985-12-24),
13. 4381758 - Ignitor chamber for gas grill (1983-05-03),
14. 4356988 - Base structure for barbecue grill (1982-11-02),
Shepherd Products, Inc. is a leading manufacturer of high-quality industrial and commercial cleaning supplies. With a focus on sustainability and innovation, we provide a wide range of products including cleaning chemicals, equipment, and accessories. Our products are trusted by businesses across various industries for their effectiveness and reliability. Visit our website to learn more about our offerings and how we can meet your cleaning needs.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

14 Patents

#5 in Brampton

#1,066 in Canada

#42,168 in the World

Brampton, CA
Brampton, Canada

Shepherd Products, Inc.

Forward Citations = 243

8 inventors:

goldMedal Ludovic A Perl (9 out of 11 patents)

silverMedal Carl J Demrick (2 out of 6 patents)

bronzeMedal Ronald D Hussey (2 out of 2 patents)

4.  Lawrie McIntosh (1 out of 1 patent)

5.  John Janez (1 out of 1 patent)

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