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Chicago, IL, United States of America

The Nutrasweet Company

USPTO Granted Patents = 75

CIPO Patents = 23

EPO Patents = 1

Trademarks = 1

Forward Citations = 677

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95 inventors (with patents filed for the assignee):

Indra Prakash (34 out of 117 patents)

Zhi Guo (10 out of 16 patents)

Norman S Singer (9 out of 22 patents)

4. Kurt L Wachholder (7 out of 7 patents)

5. Ihab E Bishay (6 out of 6 patents)

6. John B Hill (5 out of 13 patents)

7. Kenneth E Furlong (4 out of 4 patents)

8. Handley E Jackson, Iii (4 out of 4 patents)

9. Jerry R Ebner (4 out of 35 patents)

10. Arnold Hershman (4 out of 20 patents)

11. Loraine M Klein (4 out of 4 patents)

12. Mark D Paster (4 out of 9 patents)

13. Jim Fotos (4 out of 4 patents)

14. William D McGhee (4 out of 29 patents)

15. Hugh L Dryden, Jr (4 out of 12 patents)

Core Competencies:

Neotame Production

N-3,3-Dimethylbutyl-L-Aspartic Acid

Amino Acid Derivatives

Catalyst Systems

Liquid Composition Delivery

Taste Modification Additives

Chemoenzymatic Synthesis

Oxidation Processes

Crystallization Techniques

Food and Beverage Applications

Sweetener Salts

Gellan Gum Dispersion

75 patents: Sort by Forward Citations

1. 8034969 - Synthesis of N-[N-(3,3-dimethylbutyl)-L-α-aspartyl]-L-phenylalanine 1-methyl ester using 3,3-dimethylbutyraldehyde precursors (2011-10-11),

2. 7351867 - Catalyst system for aerobic oxidation of primary and secondary alcohols (2008-04-01),

3. 7348459 - Process for the preparation of 3,3-dimethylbutanal (2008-03-25),

4. 7326430 - Method of preparing liquid compositions for delivery of N-[N- (3,3-dimethylbutyl-L-α-aspartyl]-L-phenylalanine 1-methyl ester in food and beverage systems (2008-02-05),

5. 7288670 - Synthesis of N-[N-(3,3-dimethylbutyl)-L-α-aspartyl]-L-phenylalanine 1-methyl ester using 3,3-dimethylbutyraldehyde precursors (2007-10-30),

6. 7193103 - Synthesis of N-[N-(3,3-dimethylbutyl)-L-α-aspartyl]-L-phenylalanine 1-methyl ester using oxazolidinone derivatives (2007-03-20),

7. 7164049 - Process for the preparation of 3,3-dimethylbutanal (2007-01-16),

8. 7030281 - Synthesis of 3,3,-dimethylbutyraldehyde by the reduction of 3,3,-dimethylbutyric acid (2006-04-18),

9. 6852875 - Synthesis of N-[N-(3,3-dimethylbutyl)-L-α-aspartyl]-L-phenylalanine 1-methyl ester using oxazolidinone derivatives (2005-02-08),

10. 6825384 - Bromine free TEMPO based catalyst system for oxidation of primary and secondary alcohols using NaOCl as an oxidant (2004-11-30),

11. 6803487 - Process for the preparation of 3,3-dimethylbutanal (2004-10-12),

12. 6784309 - Method for the purification of N-[N-(3,3-dimethylbutyl)-L-&agr;-aspartyl]-L-phenylalanine 1-methyl ester (2004-08-31),

13. 6720446 - Catalyst modification to enhance neotame production (2004-04-13),

14. 6642406 - Synthesis of N-[N-(3,3-dimethylbutyl)-L-&agr;-aspartyl]-L-phenylalanine 1-methyl ester using L-&agr;-aspartyl-L-phenylalanine 1-methyl ester precursors (2003-11-04),

15. 6627431 - Chemoenzymatic synthesis of neotame (2003-09-30),

The NutraSweet Company is a leading global producer and marketer of low-calorie sweeteners and other specialty ingredients. With a commitment to innovation and quality, we have been providing consumers with safe, reliable, and great-tasting sweeteners for over three decades. Our extensive portfolio of products includes aspartame, a low-calorie sweetener used in a wide range of food and beverage applications. As a trusted partner to various industries, we strive to meet the evolving needs of our customers while prioritizing health, taste, and sustainability.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

75 Patents

#74 in Chicago, IL

#274 in Illinois

#4,736 in US

#9,729 in the World

Chicago, IL, United States of America

The Nutrasweet Company

Forward Citations = 677

95 inventors:

Indra Prakash (34 out of 117 patents)

Zhi Guo (10 out of 16 patents)

Norman S Singer (9 out of 22 patents)

4. Kurt L Wachholder (7 out of 7 patents)

5. Ihab E Bishay (6 out of 6 patents)

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