For the Inventor, By the Inventor

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Fort Worth, TX, United States of America

Phyton Holdings, LLC

USPTO Granted Patents = 15

CIPO Patents = 4

EPO Patents = 9

Trademarks = 8

Forward Citations = 39

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44 inventors (with patents filed for the assignee):

Barry Joseph Hand (5 out of 18 patents)

Brian A Bucher (5 out of 6 patents)

Edward M Desimone, Iii (5 out of 11 patents)

4. Roland R Franke (5 out of 7 patents)

5. Rex T Gallagher (5 out of 10 patents)

6. Christopher D Howe (5 out of 6 patents)

7. John S Juchum (5 out of 7 patents)

8. Marc A Plante (5 out of 5 patents)

9. Dong S Yang (5 out of 6 patents)

10. Kazuhito Fujiyama (5 out of 7 patents)

11. Tatsuji Seki (5 out of 7 patents)

12. T G Sambandam (4 out of 4 patents)

13. James Harvey Johnson (4 out of 12 patents)

14. Gilbert Gorr (3 out of 10 patents)

15. Harald Heckenmüller (2 out of 5 patents)

15 patents: Sort by Forward Citations

1. 10822628 - Production of thapsigargins bycell suspension culture (2020-11-03),

2. 10172306 - Production of ingenol, ingenol esters and/or tiglian-3-one derivatives by euphorbiaceae plant cell suspension cultures (2019-01-08),

3. 9926287 - Purification of taxanes (2018-03-27),

4. 9574218 - Method of co-expressing galactosyltransferase and a glycoprotein in a transgenic plant cell and sialylating the glycoprotein for production of glycoprotein having human-type sugar chain (2017-02-21),

5. 9527825 - Purification of taxanes (2016-12-27),

6. 9303004 - Purification of taxanes (2016-04-05),

7. 8877501 - Production of alkaloids by liliaceae cell culture (2014-11-04),

8. 8853370 - Plant-produced glycoprotein comprising human-type sugar chain (2014-10-07),

9. 8735656 - Method of expressing galactosyltransferase and inhibiting xylosyltransferase or fucosyltransferase in a transgenic plant cell for secretory production of glycoproteins having human-type sugar chains (2014-05-27),

10. 8703982 - Purification of taxanes (2014-04-22),

11. 8338143 - [object Object] (2012-12-25),

12. 8309795 - Method for secretory production of glycoprotein having human-type sugar chain using plant cell (2012-11-13),

13. 8241909 - Method for manufacturing glycoproteins having human-type glycosylation (2012-08-14),

14. 8106169 - Plant production of immunoglobulins with reduced fucosylation (2012-01-31),

15. 7897796 - Purification of taxanes and taxane mixtures using polyethyleneimine-bonded resins (2011-03-01),

Phyton Holdings, LLC is a leading technology company specializing in software development and IT consulting services. With a team of experienced professionals, we offer innovative solutions tailored to meet the specific needs of our clients. Our expertise ranges from web and mobile application development to data analytics and artificial intelligence. Visit our website to learn more about our services and how we can help your business thrive in the digital landscape.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

15 Patents

#51 in Fort Worth, TX

#1,272 in Texas

#20,433 in US

#38,723 in the World

Fort Worth, TX, United States of America

Phyton Holdings, LLC

Forward Citations = 39

44 inventors:

Barry Joseph Hand (5 out of 18 patents)

Brian A Bucher (5 out of 6 patents)

Edward M Desimone, Iii (5 out of 11 patents)

4. Roland R Franke (5 out of 7 patents)

5. Rex T Gallagher (5 out of 10 patents)

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