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CIPO Patents = 3

Trademarks = 8

Forward Citations = 52

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15 inventors (with patents filed for the assignee):

Bill Grubba (2 out of 4 patents)

James Barnat (2 out of 4 patents)

Arlis Kadrmas (1 out of 9 patents)

4. Phillip B Blankenship (1 out of 10 patents)

5. Joseph Drbohlav, Iii (1 out of 3 patents)

6. Michael L Hines (1 out of 2 patents)

7. Todd Thomas (1 out of 4 patents)

8. James J Barnat (3 patents)

9. Tyrone Hannebaum (2 patents)

10. Thomas R Brown (13 patents)

11. Jeremy Heller (2 patents)

12. Harold Dabbs (2 patents)

13. Patrick C O'brien (0 patent)

14. Dan Wegman (0 patent)

6 patents: Sort by Forward Citations

1. 7550175 - Method for selecting an asphalt mixture for making an interlayer and method of making an interlayer (2009-06-23),

2. 7316520 - Low surface area shearing device (2008-01-08),

3. 7279035 - Method of selecting a binder for a chipsealing process based on its adhesion index (2007-10-09),

4. 7275890 - Cold in-place recycling of bituminous material (2007-10-02),

5. 7213446 - Method of selecting a bituminous emulsion based on its coalescence (2007-05-08),

6. 7108450 - Portable drag box with automated shearing device (2006-09-19),

Semmaterials, L.P. is a leading supplier of construction materials and services in the United States. With a focus on delivering high-quality products and exceptional customer service, Semmaterials serves a wide range of industries including construction, infrastructure, and transportation. The company's comprehensive product offerings include asphalt, aggregates, concrete, and pavement maintenance services. Semmaterials is committed to sustainability and innovation, continually exploring new technologies and processes to enhance their products and services.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

6 Patents

#88 in Tulsa, OK

#224 in Oklahoma

#43,751 in US

Tulsa, OK, United States of America

Semmaterials, L.p.