Forward Citations = 244

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2 inventors (with patents filed for the assignee):

Michael Marino (8 out of 15 patents)

Thomas P Rapchak (5 out of 5 patents)

8 patents: Sort by Forward Citations

1. 5667094 - Container and closure assembly (1997-09-16),

2. 5662247 - Tamper evident push pull resealable cap (1997-09-02),

3. 5657906 - Tamper evident push pull resealable cap (1997-08-19),

4. 5507416 - Tamper evident push pull resealable cap (1996-04-16),

5. 5460281 - Safety lock screw cap and container (1995-10-24),

6. 5373955 - Neck finish for a wide mouth container (1994-12-20),

7. 5050754 - Cap for a neck finish on a wide mouth container (1991-09-24),

8. 4966292 - Cap and neck finish for a wide mouth container (1990-10-30),

Company Overview

West Penn Plastics, Inc. is a leading manufacturer and distributor of high-quality plastic products. With over 50 years of experience in the industry, we offer a wide range of custom plastic solutions for various industries, including automotive, medical, and consumer goods. Our state-of-the-art facilities and advanced technology allow us to meet the diverse needs of our clients with precision and efficiency. At West Penn Plastics, we are committed to delivering exceptional products and services that exceed our customers' expectations.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

8 Patents

#10 in New Castle, PA

#1,304 in Pennsylvania

#35,893 in US

New Castle, PA, United States of America

West Penn Plastics, Inc.

Forward Citations = 244

2 inventors:

Michael Marino (8 out of 15 patents)

Thomas P Rapchak (5 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: West Penn Plastics, Inc.. Retrieved from https://idiyas.com/company/west-penn-plastics

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]