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For the Inventor, By the Inventor

Triadelphia, WV, United States of America

Continental Plastics, Inc.


USPTO Granted Patents = 23

Forward Citations = 572

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10 inventors (with patents filed for the assignee):

goldMedal Herbert V Dutt (15 out of 28 patents)

silverMedal Gary L Mengeu (8 out of 29 patents)

bronzeMedal Duane H Lewis (6 out of 8 patents)

4.  Douglas R Ziegler (2 out of 2 patents)

5.  Frederick P Minkemeyer (1 out of 5 patents)

6.  Thomas F Hudak (1 out of 1 patent)

7.  Stephen F Royal (1 out of 1 patent)

8.  Rodney O Skaggs (1 out of 1 patent)

9.  Richard R Alter (1 out of 3 patents)

10.  Ray D Stroud (1 out of 1 patent)


23 patents:

1. 5388731 - Cap and dispensing fitment combination wherein the cap has retaining (1995-02-14),
2. 5386929 - Portion dispensing caps (1995-02-07),
3. 5358130 - One-piece container closure with lid held open for dispensing (1994-10-25),
4. 5263606 - Squeeze container with sonically welded flexible tubular body and bottom (1993-11-23),
5. 5161707 - Closure with linerless seal (1992-11-10),
6. 5111978 - Fitment retained in container closure (1992-05-12),
7. 5088613 - Tamper evident closure (1992-02-18),
8. 5085333 - Tamper evident container overcap molded in straight draw mold (1992-02-04),
9. 5076475 - Container closure with pop-up spout fitment (1991-12-31),
10. 5065908 - Dispensing fitment and container therefore (1991-11-19),
11. 5020686 - Closure for a resealable container (1991-06-04),
12. 5020682 - Closure system (1991-06-04),
13. 4986430 - Tamper evident closure with tear out tab integrally molded without slides (1991-01-22),
14. 4930647 - Tamper indicating closure system utilizing axially extending ratchet (1990-06-05),
15. 4917253 - Container-closure with fold over projections (1990-04-17),
Company Overview
Continental Plastics, Inc. is a specialized manufacturer based in Triadelphia, West Virginia, focusing on advanced plastic solutions. The company excels in developing custom plastic products and components for various industries, including automotive, medical, and consumer goods. With a commitment to innovation, Continental Plastics leverages cutting-edge technologies and materials to meet the evolving needs of its clients, ensuring high-quality and durable solutions tailored to specific applications.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

23 Patents

#2 in Triadelphia, WV

#15 in West Virginia

#14,428 in US

#27,685 in the World

Triadelphia, WV (US)
Triadelphia, WV, United States of America

Continental Plastics, Inc.

Forward Citations = 572

10 inventors:

goldMedal Herbert V Dutt (15 out of 28 patents)

silverMedal Gary L Mengeu (8 out of 29 patents)

bronzeMedal Duane H Lewis (6 out of 8 patents)

4.  Douglas R Ziegler (2 out of 2 patents)

5.  Frederick P Minkemeyer (1 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Continental Plastics, Inc.. Retrieved from https://idiyas.com/company/continental-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]
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