Trademarks = 1

Forward Citations = 263

Loading Chart...

9 inventors (with patents filed for the assignee):

John Tauber (3 out of 3 patents)

Gordon T Zitting (2 out of 9 patents)

Brett J Kaufman (1 out of 7 patents)

4. Frank Cassidy (1 out of 1 patent)

5. Donald P Deubel (1 out of 1 patent)

6. Steven B Juk (1 out of 1 patent)

7. Randall F House (1 out of 1 patent)

8. Robert L Morgan, Jr (1 out of 1 patent)

9. Earl Kahl (1 out of 1 patent)

9 patents: Sort by Forward Citations

1. 6896160 - Lockable disc top dispensing closure (2005-05-24),

2. D426772 - Dispensing jar cover (2000-06-20),

3. 6065648 - Child resistant dispenser (2000-05-23),

4. 5765705 - Child resistant closure (1998-06-16),

5. 5706962 - Thumb tab child resistant closure (1998-01-13),

6. 4752014 - Tamper-evident child-resistant closure and container with same (1988-06-21),

7. 4744481 - Closure for containers (1988-05-17),

8. 4143586 - Mud pump piston (1979-03-13),

9. 4032159 - Interference compression seal (1977-06-28),

Company Overview

Poly-seal Corporation is a leading manufacturer of high-quality seals and gaskets for a wide range of industries. With over 20 years of experience, we are dedicated to providing our customers with innovative sealing solutions that meet their specific needs. Our products are known for their durability, reliability, and superior performance. We strive for excellence in every aspect of our business, from design and manufacturing to customer service and technical support. Contact us today to learn more about how Poly-seal Corporation can help you with your sealing needs.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

9 Patents

#55 in Baltimore, MD

#449 in Maryland

#32,588 in US

Baltimore, MD, United States of America

Poly-Seal Corporation

Forward Citations = 263

9 inventors:

John Tauber (3 out of 3 patents)

Gordon T Zitting (2 out of 9 patents)

Brett J Kaufman (1 out of 7 patents)

4. Frank Cassidy (1 out of 1 patent)

5. Donald P Deubel (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Poly-Seal Corporation. Retrieved from https://idiyas.com/company/poly-seal

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]