% Expired Patents = 12.5

Trademarks = 1

Forward Citations = 132

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7 inventors (with patents filed for the assignee):

Charles Webster (5 out of 6 patents)

Kevin Totten (2 out of 2 patents)

Daniel Pritikin (2 out of 3 patents)

4. Keith Farthing (1 out of 1 patent)

5. Charlotte Hoffer Canning (1 out of 1 patent)

6. James Harris (1 out of 1 patent)

7. Brian Beringer (1 out of 1 patent)

8 patents: Sort by Forward Citations

1. 11505385 - Self-sealing bag (2022-11-22),

2. 9290306 - Tamper evident closure for flexible containers (2016-03-22),

3. 9132575 - Carburetor float and method of manufacturing same (2015-09-15),

4. D713247 - Rounded safety closure (2014-09-16),

5. D710695 - Safety closure (2014-08-12),

6. 8584909 - Dispensing tap for beverages (2013-11-19),

7. D670559 - Container closure (2012-11-13),

8. D639161 - Container closure (2011-06-07),

Company Overview

Hoffer Plastics Corporation is a leading provider of injection molded plastic parts and assemblies. With over 65 years of experience, we specialize in custom plastic injection molding solutions for a variety of industries, including automotive, healthcare, consumer products, and more. Our commitment to quality, innovation, and customer service has made us a trusted partner for companies seeking high-quality plastic components. Visit our website to learn more about our capabilities and expertise.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

8 Patents

#1 in South Elgin, IL

#1,699 in Illinois

#35,924 in US

South Elgin, IL, United States of America

Hoffer Plastics Corporation

Forward Citations = 132

7 inventors:

Charles Webster (5 out of 6 patents)

Kevin Totten (2 out of 2 patents)

Daniel Pritikin (2 out of 3 patents)

4. Keith Farthing (1 out of 1 patent)

5. Charlotte Hoffer Canning (1 out of 1 patent)

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