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Santa Clara, CA, United States of America

Xenoport, Inc.

USPTO Granted Patents = 142

% Expired Patents = 70.4

CIPO Patents = 6

EPO Patents = 16

Trademarks = 1

Forward Citations = 1,058

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68 inventors (with patents filed for the assignee):

Mark A Gallop (84 out of 107 patents)

Kenneth C Cundy (36 out of 38 patents)

Cindy X Zhou (33 out of 34 patents)

4. Jia-Ning Xiang (32 out of 77 patents)

5. Fenmei Yao (31 out of 33 patents)

6. Noa Zerangue (25 out of 25 patents)

7. Xuedong Dai (21 out of 21 patents)

8. Stephen P Raillard (19 out of 19 patents)

9. Suresh Kumar Manthati (17 out of 24 patents)

10. Ge Peng (16 out of 24 patents)

11. Mark Quang Nguyen (16 out of 34 patents)

12. Randall A Scheuerman (16 out of 20 patents)

13. William J Dower (13 out of 77 patents)

14. Ronald W Barrett (13 out of 65 patents)

15. Thu Phan (12 out of 15 patents)

Core Competencies:

Prodrugs

GABA Analogs

Levodopa

Fumarate Esters

Oral Dosage Forms

Pharmaceutical Compositions

Acyloxyalkyl Carbamate

Sustained Release

Creatine Phosphate

Cocrystals

Synthesis Methods

Bioavailability

142 patents: Sort by Forward Citations

1. 10071068 - Sustained release oral dosage forms of an R-baclofen prodrug (2018-09-11),

2. 9999672 - Pharmaceutical compositions of fumaric acid esters (2018-06-19),

3. 9949941 - GABA analog prodrug sustained release oral dosage forms (2018-04-24),

4. 9944592 - Acyloxyalkyl carbamate prodrugs, methods of synthesis and use (2018-04-17),

5. 9895336 - Crystalline forms of (N, N-Diethylcarbamoyl)methyl methyl (2E)but-2-ene-1,4-dioate, methods of synthesis and use (2018-02-20),

6. 9795581 - Crystalline forms of (N,N-Diethylcarbamoyl)methyl methyl (2E)but-2-ene-1,4-dioate, methods of synthesis and use (2017-10-24),

7. 9682057 - Crystalline forms of (N,N-Diethylcarbamoyl)methyl methyl (2E)but-2-ene-1,4-dioate, methods of synthesis and use (2017-06-20),

8. 9597292 - Oral dosage forms of methyl hydrogen fumarate and prodrugs thereof (2017-03-21),

9. 9533941 - Methods of synthesizing a levodopa ester prodrug (2017-01-03),

10. 9452972 - Methods of using prodrugs of methyl hydrogen fumarate and pharmaceutical compositions thereof (2016-09-27),

11. 9421182 - Cocrystals of dimethyl fumarate (2016-08-23),

12. 9416096 - Crystalline forms of (N,N-Diethylcarbamoyl)methyl methyl (2E)but-2-ene-1,4-dioate, methods of synthesis and use (2016-08-16),

13. 9353057 - Synthesis of acyloxyalkyl carbamate prodrugs and intermediates thereof (2016-05-31),

14. 9302977 - Method of making monomethyl fumarate (2016-04-05),

15. 9290445 - Methods of synthesizing a levodopa ester prodrug (2016-03-22),

Xenoport, Inc., based in Santa Clara, CA, specializes in the development of innovative prodrug formulations aimed at enhancing the therapeutic efficacy of existing medications. The company focuses on core technologies such as GABA analogs, levodopa, and fumarate esters, with an emphasis on creating oral dosage forms and sustained release pharmaceutical compositions. Xenoport's expertise in acyloxyalkyl carbamate technology positions it at the forefront of advancing drug delivery systems, ultimately improving patient outcomes in various therapeutic areas.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

142 Patents

#32 in Santa Clara, CA

#608 in California

#2,750 in US

#5,717 in the World

Santa Clara, CA, United States of America

Xenoport, Inc.

Forward Citations = 1,058

68 inventors:

Mark A Gallop (84 out of 107 patents)

Kenneth C Cundy (36 out of 38 patents)

Cindy X Zhou (33 out of 34 patents)

4. Jia-Ning Xiang (32 out of 77 patents)

5. Fenmei Yao (31 out of 33 patents)

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