Trademarks = 1

Forward Citations = 67

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4 inventors (with patents filed for the assignee):

John M Grooms (4 out of 16 patents)

Burton Addison Featheringill (2 out of 2 patents)

Troy E Blocher (1 out of 3 patents)

4. Christopher J Clear (1 out of 3 patents)

4 patents: Sort by Forward Citations

1. 9523449 - Pipe coupling (2016-12-20),

2. 6397874 - Dual backflow check valve (2002-06-04),

3. 5570715 - Sump-vented controller mechanism for vacuum sewerage transport system (1996-11-05),

4. 5515554 - Vacuum toilet system (1996-05-14),

Airvac, Inc. is a leading provider of vacuum sewer systems and wastewater management solutions. With over 40 years of experience, we specialize in designing and manufacturing efficient and reliable vacuum sewer systems for municipalities, developers, and industrial facilities. Our systems are trusted for their innovative technology, energy efficiency, and environmental sustainability. Visit our website to learn more about our products and services.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

4 Patents

#3 in Rochester, IN

#852 in Indiana

#60,561 in US

Rochester, IN, United States of America

Airvac, Inc.

Forward Citations = 67

4 inventors:

John M Grooms (4 out of 16 patents)

Burton Addison Featheringill (2 out of 2 patents)

Troy E Blocher (1 out of 3 patents)

4. Christopher J Clear (1 out of 3 patents)

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