For the Inventor, By the Inventor

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Ennis, TX, United States of America

Polyguard Products, Inc.

USPTO Granted Patents = 10

Trademarks = 23

Forward Citations = 139

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13 inventors (with patents filed for the assignee):

John W Muncaster (4 out of 4 patents)

Tony Joe Millican (2 out of 2 patents)

Robert M Nee (2 out of 2 patents)

4. Frank Wickert (1 out of 5 patents)

5. Ted Edward DeZurik (1 out of 6 patents)

6. Nathan E Young (1 out of 1 patent)

7. Steven H Williams (1 out of 1 patent)

8. Roy E Shaffer (1 out of 1 patent)

9. Brian M Shaffer (1 out of 1 patent)

10. Carlos Montoya (1 out of 1 patent)

11. Richard Norsworthy (1 out of 1 patent)

12. James L Copeland (1 out of 56 patents)

13. Michael B Obermeyer (1 out of 3 patents)

10 patents: Sort by Forward Citations

1. 9682534 - Chemical resistant waterproofing membranes (2017-06-20),

2. 9468205 - Termite barrier for bath trap (2016-10-18),

3. 9150737 - Composition and methods for providing coatings; materials; application techniques; and, resulting coated substrates (2015-10-06),

4. 9034778 - Fail safe protective wrapping (2015-05-19),

5. 8202919 - Mold inhibiting waterproofing coating (2012-06-19),

6. 8162567 - Water retention cell structures (2012-04-24),

7. 7686903 - Stress-relieving barrier membrane for concrete slabs and foundation walls (2010-03-30),

8. 7488523 - Stress-relieving barrier membrane for concrete slabs and foundation walls (2009-02-10),

9. 5120381 - Method of forming a protective coating on metallic pipe (1992-06-09),

10. 4983449 - Protective wrapping material (1991-01-08),

Polyguard is a leading manufacturer of specialty coatings, sealants, and adhesives for the construction industry. With over 65 years of experience, Polyguard offers a wide range of high-performance products for waterproofing, air barriers, and corrosion protection. Their innovative solutions are trusted by architects, contractors, and building owners to protect structures from moisture infiltration and preserve their integrity.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 2 2025

10 Patents

#1 in Ennis, TX

#1,823 in Texas

#28,925 in US

#54,204 in the World

Ennis, TX, United States of America

Polyguard Products, Inc.

Forward Citations = 139

13 inventors:

John W Muncaster (4 out of 4 patents)

Tony Joe Millican (2 out of 2 patents)

Robert M Nee (2 out of 2 patents)

4. Frank Wickert (1 out of 5 patents)

5. Ted Edward DeZurik (1 out of 6 patents)

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