Trademarks = 5

Forward Citations = 151

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3 inventors (with patents filed for the assignee):

David W Perkins (10 out of 19 patents)

William L Chase (3 out of 10 patents)

Williams L Chase (1 out of 1 patent)

10 patents: Sort by Forward Citations

1. 10273070 - Collapsible container (2019-04-30),

2. 9302806 - Collapsible container with improved corners (2016-04-05),

3. 7628310 - Interlocking container (2009-12-08),

4. 6575629 - Collapsible bag (2003-06-10),

5. 6516965 - Stackable collapsible container (2003-02-11),

6. 6164453 - Bulk container (2000-12-26),

7. 6000549 - Bulk container (1999-12-14),

8. 5549341 - Apparatus for securing contained material (1996-08-27),

9. 5353982 - Fluent container (1994-10-11),

10. 5340180 - Apparatus for securing contained material (1994-08-23),

Company Overview

Paper Systems, Inc. is a technology-driven company based in Des Moines, Iowa, specializing in the development and manufacturing of advanced paper handling and processing equipment. The organization focuses on innovative solutions that enhance efficiency and productivity in the paper industry. With a commitment to quality and performance, Paper Systems, Inc. serves a diverse clientele, providing tailored solutions that address the unique challenges of paper production and processing. Their expertise encompasses various aspects of paper technology, ensuring they remain a key player in the industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

10 Patents

#22 in Des Moines, IA

#190 in Iowa

#29,882 in US

#56,092 in the World

Des Moines, IA, United States of America

Paper Systems, Inc.

Forward Citations = 151

3 inventors:

David W Perkins (10 out of 19 patents)

William L Chase (3 out of 10 patents)

Williams L Chase (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Paper Systems, Inc.. Retrieved from https://idiyas.com/company/paper-systems

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]