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St. Louis, MO, United States of America

Protein Technologies International, Inc.

USPTO Granted Patents = 41

% Expired Patents = 4.9

CIPO Patents = 5

Trademarks = 2

Forward Citations = 667

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37 inventors (with patents filed for the assignee):

Barbara A Bryan (15 out of 21 patents)

Doyle H Waggle (8 out of 17 patents)

Jerome L Shen (8 out of 11 patents)

4. Balagtas F Guevara (7 out of 8 patents)

5. Andreas G Altemueller (4 out of 5 patents)

6. Maryann C Allred (4 out of 5 patents)

7. Thomas L Krinski (4 out of 12 patents)

8. Charles E Coco (3 out of 7 patents)

9. Susan M Potter (2 out of 12 patents)

10. E C Henley (2 out of 4 patents)

11. Richard B Taylor (2 out of 2 patents)

12. Edna C Henley (2 out of 5 patents)

13. James L Holbrook (2 out of 2 patents)

14. Frank Enrico Spadafora (2 out of 2 patents)

15. Lawrence M Scacciaferro (2 out of 2 patents)

Core Competencies:

Isoflavone

Functional Food

Soy Protein

LDL Cholesterol

Protein Isolate

Dietary Phytoestrogen

Breast Cancer

Alzheimer's Disease

Meat Emulsion

Protein Adhesive

Vegetable Protein

Food Matrix

41 patents: Sort by Forward Citations

1. 6579561 - Aglucone isoflavone enriched vegetable flour and vegetable grit and process for making the same from a vegetable material containing isoflavone (2003-06-17),

2. 6544566 - Composition containing plant sterol, soy protein and isoflavone for reducing LDL cholesterol (2003-04-08),

3. 6521282 - Aglucone isoflavone enriched vegetable flour and grit (2003-02-18),

4. 6495141 - Recovery of isoflavones from soy molasses (2002-12-17),

5. 6465037 - Process for producing a novel soy functional food ingredient (2002-10-15),

6. 6423364 - Functional food ingredient (2002-07-23),

7. 6355296 - Functional food ingredient (2002-03-12),

8. 6355295 - Soy functional food ingredient (2002-03-12),

9. 6326366 - Hormone replacement therapy (2001-12-04),

10. 6303177 - Soy containing breakfast cereal (2001-10-16),

11. 6300367 - Composition for and method of preventing or treating breast cancer (2001-10-09),

12. 6291559 - Soy protein thickener (2001-09-18),

13. 6187367 - Low viscosity meat emulsion and process for producing a protein composition useful to form a low viscosity meat emulsion (2001-02-13),

14. 6140469 - Protein isolate having an increased level of isoflavone compounds and (2000-10-31),

15. 6132795 - Vegetable protein composition containing an isoflavone depleted (2000-10-17),

Company Overview

Protein Technologies International, Inc., based in St. Louis, MO, specializes in the development and manufacturing of innovative soy protein products and functional food ingredients. The company focuses on advanced technologies related to aglucone isoflavones, protein isolates, and dietary phytoestrogens, catering to the growing demand for health-oriented food solutions. Their expertise extends to iso-flavone recovery and low viscosity meat emulsions, contributing to research in areas such as breast cancer treatment and nutritional enhancement.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

41 Patents

#58 in St. Louis, MO

#107 in Missouri

#8,447 in US

#16,725 in the World

St. Louis, MO, United States of America

Protein Technologies International, Inc.

Forward Citations = 667

37 inventors:

Barbara A Bryan (15 out of 21 patents)

Doyle H Waggle (8 out of 17 patents)

Jerome L Shen (8 out of 11 patents)

4. Balagtas F Guevara (7 out of 8 patents)

5. Andreas G Altemueller (4 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Protein Technologies International, Inc.. Retrieved from https://idiyas.com/company/protein-technologies-international

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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