% Expired Patents = 10.0

Trademarks = 9

Forward Citations = 169

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7 inventors (with patents filed for the assignee):

Wilfred J Blease (6 out of 6 patents)

Robert A Dumond (2 out of 2 patents)

Daniel C Nelson (2 out of 9 patents)

4. Volker Kientzle (1 out of 1 patent)

5. Nathan T King (1 out of 1 patent)

6. Edward R Knapp (1 out of 2 patents)

7. Don Ledbetter (1 out of 1 patent)

10 patents: Sort by Forward Citations

1. 8931657 - Pharmaceutical container with child-resistant closure (2015-01-13),

2. 6596416 - Decorative laminate incorporating photoluminescent material (2003-07-22),

3. 6395408 - Decorative laminate incorporating photoluminescent material (2002-05-28),

4. 6003803 - Extension cord holder (1999-12-21),

5. D322116 - Self-powered bait troller (1991-12-03),

6. 5016385 - Self-powered bait trolling mechanism (1991-05-21),

7. 4997402 - Telescoping horn (1991-03-05),

8. 4496068 - Container assembly (1985-01-29),

9. 4360123 - Container assembly having locking means (1982-11-23),

10. 4079957 - Convertible tricycle (1978-03-21),

Company Overview

Pioneer Plastics Corporation, based in Auburn, Maine, specializes in the development and manufacturing of high-quality plastic products. The company focuses on innovative solutions for various industries, including medical, consumer goods, and industrial applications. With a commitment to advanced manufacturing techniques and material science, Pioneer Plastics aims to deliver durable and efficient products that meet the evolving needs of its clients. Their expertise in custom plastic fabrication positions them as a key player in the competitive landscape of plastic manufacturing.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

10 Patents

#4 in Auburn, ME

#36 in Maine

#29,839 in US

#55,986 in the World

Auburn, ME, United States of America

Pioneer Plastics Corporation

Forward Citations = 169

7 inventors:

Wilfred J Blease (6 out of 6 patents)

Robert A Dumond (2 out of 2 patents)

Daniel C Nelson (2 out of 9 patents)

4. Volker Kientzle (1 out of 1 patent)

5. Nathan T King (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Pioneer Plastics Corporation. Retrieved from https://idiyas.com/company/pioneer-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]