Trademarks = 2

Forward Citations = 145

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6 inventors (with patents filed for the assignee):

Cornelius M Phipps (5 out of 7 patents)

Steven A Bruns (2 out of 24 patents)

Mark W Bruns (2 out of 33 patents)

4. Hal A Phipps (1 out of 1 patent)

5. Cornelius M Phipps, Jr (1 out of 1 patent)

6. William C Pershak (1 out of 1 patent)

7 patents: Sort by Forward Citations

1. D445080 - Wheel (2001-07-18),

2. D426146 - Combined bolt and plastic cap (2000-06-06),

3. 4694960 - Tear open blister package (1987-09-22),

4. 4680947 - Interchangeable knitting needle system (1987-07-21),

5. 4632669 - Pressure indicating medical injection gun (1986-12-30),

6. 4494387 - Interchangeable knitting needle system (1985-01-22),

7. 4306870 - Contact-actuated light pencil (1981-12-22),

Company Overview

Plastic Specialties, Inc. is a leading manufacturer of custom plastic components for a wide range of industries. With over 30 years of experience, we specialize in injection molding, blow molding, and thermoforming processes to provide high-quality products and innovative solutions to our customers. Our dedicated team of experts is committed to delivering exceptional customer service and exceeding expectations on every project. Contact us today to learn more about how Plastic Specialties can help with your plastic component needs.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

7 Patents

#2 in Glen Ellyn, IL

#1,882 in Illinois

#39,879 in US

Glen Ellyn, IL, United States of America

Plastic Specialties, Inc.

Forward Citations = 145

6 inventors:

Cornelius M Phipps (5 out of 7 patents)

Steven A Bruns (2 out of 24 patents)

Mark W Bruns (2 out of 33 patents)

4. Hal A Phipps (1 out of 1 patent)

5. Cornelius M Phipps, Jr (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Plastic Specialties, Inc.. Retrieved from https://idiyas.com/company/plastic-specialties

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]