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For the Inventor, By the Inventor

Boston, MA, United States of America

S.d. Warren Company

Calculating rank
USPTO Granted Patents = 19

% Expired Patents = 36.8


Trademarks = 18

Forward Citations = 154

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27 inventors (with patents filed for the assignee):

goldMedal Gary P Blenkhorn (5 out of 5 patents)

silverMedal Gregory H Hale (3 out of 3 patents)

bronzeMedal Abbott W Mosher (3 out of 4 patents)

4.  John O Peterson (3 out of 9 patents)

5.  Douglas A Quist (3 out of 3 patents)

6.  Michael J Tripp (2 out of 2 patents)

7.  David H Juers (2 out of 2 patents)

8.  Dieter Doehring (2 out of 2 patents)

9.  Mark A Reifschneider (2 out of 2 patents)

10.  Richard A Lippert (2 out of 2 patents)

11.  Eric R Ellis (2 out of 3 patents)

12.  Kenneth B Jewett (2 out of 2 patents)

13.  Fred J Ferrari (2 out of 2 patents)

14.  John A Mattor (2 out of 9 patents)

15.  Jay H Vreeland (2 out of 3 patents)


19 patents:

1. 9844906 - Release webs and textured products (2017-12-19),
2. 8551386 - Imparting texture to cured powder coatings (2013-10-08),
3. 8286342 - Methods for manufacturing electronic devices (2012-10-16),
4. 8192830 - Materials having a textured surface and methods for producing same (2012-06-05),
5. 8191500 - Coating device comprising flowing coating material for smooth or structured surfaces (2012-06-05),
6. 7964243 - Materials having a textured surface and methods for producing same (2011-06-21),
7. 7771795 - Powder coatings and methods of forming powder coatings (2010-08-10),
8. 7745007 - Release sheets and methods of making the same (2010-06-29),
9. 7374211 - Rotary joints (2008-05-20),
10. 7150477 - Rotary joints (2006-12-19),
11. 6926855 - Method of making composite doctor blades (2005-08-09),
12. 6861024 - Method of manufacturing a release sheet for use with multicomponent reactive urethane systems (2005-03-01),
13. 5320698 - Method of splicing a pressure sensitive laminate (1994-06-14),
14. 5252185 - Method and apparatus for calendering paper and internally heated roll (1993-10-12),
15. 5174862 - Polishing doctor blade with diamond abrasive particles for a calendering (1992-12-29),
Company Overview
S.d. Warren Company, based in Boston, MA, is a prominent player in the paper and packaging industry. The company specializes in the development and manufacturing of high-quality paper products, focusing on innovative solutions that meet diverse customer needs. With a commitment to sustainability, S.d. Warren integrates advanced technologies in its production processes, ensuring environmentally responsible practices. The company serves a wide range of markets, contributing to the evolution of packaging and paper solutions globally.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

19 Patents

#121 in Boston, MA

#1,049 in Massachusetts

#17,150 in US

#32,693 in the World

Boston, MA (US)
Boston, MA, United States of America

S.d. Warren Company

Forward Citations = 154

27 inventors:

goldMedal Gary P Blenkhorn (5 out of 5 patents)

silverMedal Gregory H Hale (3 out of 3 patents)

bronzeMedal Abbott W Mosher (3 out of 4 patents)

4.  John O Peterson (3 out of 9 patents)

5.  Douglas A Quist (3 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: S.d. Warren Company. Retrieved from https://idiyas.com/company/s-d-warren-company

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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