Company Badge
USPTO Data Jan 1 1976 - Sep 15 2026
10 Patents
#1 in Ennis, TX
#1,873 in Texas
#29,781 in US
#55,883 in the World
Polyguard Products, Inc.
Forward Citations = 143
13 inventors:
Ennis, TX, United States of America
Polyguard Products, Inc.
% Expired Patents = 30.0
Trademarks = 16
Forward Citations = 143
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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:
7. 7686903 - Stress-relieving barrier membrane for concrete slabs and foundation walls (2010-03-30),
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.
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Please report any incorrect information to [email protected]
Please report any incorrect information to [email protected]
Please report any incorrect information to [email protected]