For the Inventor, By the Inventor

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St. Louis, MO, United States of America

Purina Mills, Inc.

USPTO Granted Patents = 26

CIPO Patents = 1

Trademarks = 79

Forward Citations = 167

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18 inventors (with patents filed for the assignee):

Kent J Lanter (21 out of 47 patents)

Brenda De Rodas (9 out of 20 patents)

Bill L Miller (8 out of 66 patents)

4. Gary E Fitzner (8 out of 8 patents)

5. David C Weakley (7 out of 15 patents)

6. Lawrence F Reutzel (3 out of 4 patents)

7. Danny L Williams (3 out of 12 patents)

8. Stephen F Binder (2 out of 2 patents)

9. Ted C Jackson, Jr (2 out of 2 patents)

10. Dean E Hodge (2 out of 3 patents)

11. Michael S Burr (1 out of 24 patents)

12. Mark Griffin (1 out of 2 patents)

13. Dorrance G Haught (1 out of 1 patent)

14. Brian K Sorenson (1 out of 1 patent)

15. Michael E Spurlock (1 out of 2 patents)

Core Competencies:

Gel Based Livestock Feed

Feed Intake Enhancer

Selective Starch Feeding

Fiber-Containing Feed

Animal Feed Gel

Extruded Feed Nuggets

Bovine Leptin Protein

Consumption Modifying Supplement

High Moisture Ration

Efficient Feeding Frequency

Pellet Durability Tester

Liquid Feed Supplement

26 patents: Sort by Forward Citations

1. 11051533 - Gel based livestock feed, method of manufacture and use (2021-07-06),

2. 10653167 - Gel based livestock feed, method of manufacture and use (2020-05-19),

3. 10383346 - Gel based livestock feed, method of manufacture and use (2019-08-20),

4. 10231473 - Gel based livestock feed, method of manufacture and use (2019-03-19),

5. 10085466 - Gel based livestock feed, method of manufacture and use (2018-10-02),

6. 9918487 - Gel based livestock feed, method of manufacture and use (2018-03-20),

7. 9237759 - Feed intake enhancer for lactating animals (2016-01-19),

8. 8993031 - Gel based livestock feed, method of manufacture and use (2015-03-31),

9. 8092853 - Gel based livestock feed, method of manufacture and use (2012-01-10),

10. 8062689 - Selective starch feeding protocol (2011-11-22),

11. 7550172 - Selective feeding of starch to increase milk production in ruminants (2009-06-23),

12. 6830771 - Fiber-containing animal feed gel (2004-12-14),

13. 6716470 - Method and apparatus for making an animal feed gel using a cooled pipe (2004-04-06),

14. 6297027 - Bovine leptin protein, nucleic acid sequences coding therefor and uses thereof (2001-10-02),

15. 6171632 - Animal feed gel (2001-01-09),

Company Overview

Purina Mills, Inc., based in St. Louis, MO, specializes in the development and manufacturing of animal nutrition products. The company focuses on providing high-quality feed and nutritional solutions for livestock, pets, and other animals, leveraging extensive research in animal health and nutrition. Purina Mills is committed to advancing animal care through innovative formulations and sustainable practices, catering to a diverse range of agricultural and companion animal needs across various regions.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

26 Patents

#91 in St. Louis, MO

#184 in Missouri

#12,859 in US

#24,806 in the World

St. Louis, MO, United States of America

Purina Mills, Inc.

Forward Citations = 167

18 inventors:

Kent J Lanter (21 out of 47 patents)

Brenda De Rodas (9 out of 20 patents)

Bill L Miller (8 out of 66 patents)

4. Gary E Fitzner (8 out of 8 patents)

5. David C Weakley (7 out of 15 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Purina Mills, Inc.. Retrieved from https://idiyas.com/company/purina-mills

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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