% Expired Patents = 60.0

Trademarks = 2

Forward Citations = 0

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7 inventors (with patents filed for the assignee):

Boyd Hirtz (2 out of 2 patents)

James H Blasczyk (2 out of 4 patents)

Steve Hirtz (1 out of 1 patent)

4. Jeff Hirtz (1 out of 1 patent)

5. Jason Laney (1 out of 1 patent)

6. Kyle Presley (1 out of 1 patent)

7. Scott Campbell (1 out of 24 patents)

5 patents: Sort by Forward Citations

1. 11028956 - Liner for lateral pipe line (2021-06-08),

2. 10919212 - Mechanized inverter for pipe liners (2021-02-16),

3. 10502356 - Liner for lateral pipe line (2019-12-10),

4. 9377149 - Systems and apparatus for inhibiting a compressed pipe liner from retreating into a host pipe (2016-06-28),

5. 9322502 - Device and system for pulling a compressed pipe liner into a host pipe (2016-04-26),

Company Overview

Sak Construction, LLC is a leading provider of construction and engineering services, specializing in infrastructure projects for government and private sector clients. With a track record of delivering high-quality work on time and within budget, Sak Construction has built a reputation for excellence in the industry. The company's experienced team of professionals is dedicated to providing innovative solutions and exceptional customer service on every project.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

5 Patents

#10 in O'Fallon, MO

#729 in Missouri

#51,644 in US

O'Fallon, MO, United States of America

Sak Construction, LLC

Forward Citations = 0

7 inventors:

Boyd Hirtz (2 out of 2 patents)

James H Blasczyk (2 out of 4 patents)

Steve Hirtz (1 out of 1 patent)

4. Jeff Hirtz (1 out of 1 patent)

5. Jason Laney (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sak Construction, LLC. Retrieved from https://idiyas.com/company/sak-construction

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]