For the Inventor, By the Inventor

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Minnetonka, MN, United States of America

Natureworks LLC

USPTO Granted Patents = 28

% Expired Patents = 14.3

CIPO Patents = 3

EPO Patents = 28

Trademarks = 11

Forward Citations = 101

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48 inventors (with patents filed for the assignee):

Joseph David Schroeder (9 out of 33 patents)

Aman Kulshrestha (5 out of 5 patents)

Robert A Green (4 out of 4 patents)

4. Chad Henry Kamann (4 out of 4 patents)

5. Richard Douglas Benson (4 out of 16 patents)

6. Jed Richard Randall (4 out of 10 patents)

7. Nemat Hossieny (3 out of 3 patents)

8. Manuel A W Natal (3 out of 3 patents)

9. Jeffrey Christopher Smith (2 out of 83 patents)

10. Marja Ilmén (2 out of 4 patents)

11. Laura Ruohonen (2 out of 17 patents)

12. Merja Penttilä (2 out of 22 patents)

13. Kari Koivuranta (2 out of 12 patents)

14. Vineet Rajgarhia (2 out of 23 patents)

15. Laura Mae Babcock (2 out of 2 patents)

Core Competencies:

Polylactide

Resin Compositions

Expanded Bead Foam

Insulation Structure

Stereocomplex Fibers

Copolymers

Extruded Foams

Lactic Acid Recovery

Hyperbranched Polymers

Semi-Crystalline

Biodegradable Materials

Organic Synthesis

28 patents: Sort by Forward Citations

1. 12275842 - Fast-hydrolyzing polylactide resin compositions (2025-04-14),

2. 11787932 - Polylactic resin compositions for paperboard coating and paperboard coating processes using the compositions (2023-10-17),

3. 11739190 - Process for forming polylactide expanded bead foam (2023-08-29),

4. 11566103 - Hyperbranched polylactide resin compositions (2023-01-31),

5. 10807344 - Polymer foam insulation structure having a facing of a multi-layer sheet that contains a heat resistant polymer layer and a polylactide resin layer (2020-10-20),

6. 10414714 - Process for making esters of 2-acetoxyalkanoic acids using a 3,6-dialkyl-1,4-dioxane-2,5-dione or poly-(alpha-hydroxyalkanoic acid) as a starting material (2019-09-17),

7. 10385002 - Process for making esters of 2-acetoxyalkanoic acids using a 3,6-dialkyl-1,4-dioxane-2,5-dione or poly-(alpha-hydroxyalkanoic acid) as a starting material (2019-08-20),

8. 10294188 - Process for making esters of 2-acetoxyalkanoic acids using an α-hydroxyalkanoic acid ester and an acetate ester as starting materials (2019-05-21),

9. 10208405 - Polylactide fibers (2019-02-19),

10. 9404032 - Polylactide fibers (2016-08-02),

11. 9284403 - Method to produce semi-crystalline polylactides (2016-03-15),

12. 9035076 - Recovery of lactic acid values from a meso-lactide stream (2015-05-19),

13. 8962791 - Polylactic acid stereocomplex compositions and methods for making and using same (2015-02-24),

14. 8722754 - Extruded foams made with polylactides that have high molecular weights and high intrinsic viscosities (2014-05-13),

15. 8674056 - Methods for producing lactide with recycle of meso-lactide (2014-03-18),

Company Overview

NatureWorks LLC is a leading innovator in the field of bioplastics, specializing in the development and production of Ingeo biopolymer, derived from renewable plant materials. The company focuses on sustainable solutions that replace conventional plastics, aiming to reduce environmental impact while providing high-performance materials for various applications, including packaging, consumer goods, and textiles. Headquartered in Minnetonka, MN, NatureWorks is committed to advancing the circular economy through its cutting-edge research and technology initiatives.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

28 Patents

#19 in Minnetonka, MN

#346 in Minnesota

#12,013 in US

#23,285 in the World

Minnetonka, MN, United States of America

Natureworks LLC

Forward Citations = 101

48 inventors:

Joseph David Schroeder (9 out of 33 patents)

Aman Kulshrestha (5 out of 5 patents)

Robert A Green (4 out of 4 patents)

4. Chad Henry Kamann (4 out of 4 patents)

5. Richard Douglas Benson (4 out of 16 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Natureworks LLC. Retrieved from https://idiyas.com/company/natureworks

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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