Guochen Chi

Person

Coralville, IA, US

People

Patents Grantslast 30 patents

Information Patent Grant
D-amphetamine compounds, compositions, and processes for making and...
- Patent number 12,091,386
- Issue date Sep 17, 2024
- Zevra Therapeutics, Inc.
- Sven Guenther
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Ketamine compounds and processes for making and using them
- Patent number 11,753,378
- Issue date Sep 12, 2023
- Zevra Therapeutics, Inc.
- Guochen Chi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Compositions comprising methylphenidate-prodrugs, processes of maki...
- Patent number 11,505,537
- Issue date Nov 22, 2022
- KEMPHARM, INC
- Travis Mickle
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
D-amphetamine compounds, compositions, and processes for making and...
- Patent number 11,174,229
- Issue date Nov 16, 2021
- KEMPHARM, INC
- Sven Guenther
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
D-amphetamine compounds, compositions, and processes for making and...
- Patent number 11,136,295
- Issue date Oct 5, 2021
- KEMPHARM, INC
- Sven Guenther
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Compositions comprising methylphenidate-prodrugs, processes of maki...
- Patent number 11,021,459
- Issue date Jun 1, 2021
- KEMPHARM, INC
- Travis Mickle
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Compositions comprising methylphenidate-prodrugs, processes of maki...
- Patent number 11,021,460
- Issue date Jun 1, 2021
- KEMPHARM, INC
- Travis Mickle
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Compositions comprising methylphenidate-prodrugs, processes of maki...
- Patent number 10,954,212
- Issue date Mar 23, 2021
- KEMPHARM, INC
- Travis Mickle
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Compositions comprising methylphenidate-prodrugs, processes of maki...
- Patent number 10,954,213
- Issue date Mar 23, 2021
- KEMPHARM, INC
- Travis Mickle
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Pharmaceutically acceptable salts and polymorphic forms of hydrocod...
- Patent number 10,870,654
- Issue date Dec 22, 2020
- KEMPHARM, INC
- Travis Mickle
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Compositions comprising methylphenidate-prodrugs, processes of maki...
- Patent number 10,858,341
- Issue date Dec 8, 2020
- KEMPHARM, INC
- Travis Mickle
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic ac...
- Patent number 10,849,981
- Issue date Dec 1, 2020
- KemPham, Inc.
- Travis Mickle
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Methylphenidate-prodrugs, processes of making and using the same
- Patent number 10,759,778
- Issue date Sep 1, 2020
- KEMPHARM, INC
- Travis Mickle
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic ac...
- Patent number 10,654,863
- Issue date May 19, 2020
- KEMPHARM, INC
- Travis Mickle
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Methylphenidate-prodrugs, processes of making and using the same
- Patent number 10,584,113
- Issue date Mar 10, 2020
- KEMPHARM, INC
- Travis Mickle
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Methylphenidate-prodrugs, processes of making and using the same
- Patent number 10,584,112
- Issue date Mar 10, 2020
- KEMPHARM, INC
- Travis Mickle
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic ac...
- Patent number 10,577,376
- Issue date Mar 3, 2020
- KEMPHARM, INC
- Travis Mickle
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic ac...
- Patent number 10,441,661
- Issue date Oct 15, 2019
- KEMPHARM, INC
- Travis Mickle
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic ac...
- Patent number 10,358,452
- Issue date Jul 23, 2019
- KEMPHARM, INC
- Travis Mickle
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic ac...
- Patent number 10,351,573
- Issue date Jul 16, 2019
- KEMPHARM, INC
- Travis Mickle
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Pharmaceutically acceptable salts and polymorphic forms of hydrocod...
- Patent number 10,351,574
- Issue date Jul 16, 2019
- KEMPHARM, INC
- Travis Mickle
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic ac...
- Patent number 10,258,696
- Issue date Apr 16, 2019
- KEMPHARM, INC
- Travis Mickle
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Methylphenidate-prodrugs, processes of making and using the same
- Patent number 10,231,960
- Issue date Mar 19, 2019
- KemPharm Inc.
- Sven Guenther
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic ac...
- Patent number 10,064,956
- Issue date Sep 4, 2018
- KemPharm, Inc.
- Travis Mickle
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic ac...
- Patent number 9,872,915
- Issue date Jan 23, 2018
- KemPharm, Inc.
- Travis Mickle
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic ac...
- Patent number 9,849,185
- Issue date Dec 26, 2017
- KemPharm, Inc.
- Travis Mickle
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic ac...
- Patent number 9,650,387
- Issue date May 16, 2017
- KEMPHARM, INC
- Travis Mickle
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic ac...
- Patent number 9,566,343
- Issue date Feb 14, 2017
- KEMPHARM, INC
- Travis Mickle
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic ac...
- Patent number 9,549,923
- Issue date Jan 24, 2017
- KEMPHARM, INC
- Travis Mickle
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Methylphenidate-prodrugs, processes of making and using the same
- Patent number 9,453,037
- Issue date Sep 27, 2016
- KEMPHARM, INC
- Sven Guenther
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
D-AMPHETAMINE COMPOUNDS, COMPOSITIONS, AND PROCESSES FOR MAKING AND...
- Publication number 20240199551
- Publication date Jun 20, 2024
- Sven Guenther
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
KETAMINE COMPOUNDS AND PROCESSES FOR MAKING AND USING THEM
- Publication number 20230355550
- Publication date Nov 9, 2023
- Zevra Therapeutics, Inc.
- Guochen CHI
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
COMPOSITIONS COMPRISING METHYLPHENIDATE-PRODRUGS, PROCESSES OF MAKI...
- Publication number 20230117289
- Publication date Apr 20, 2023
- KemPharm, Inc.
- Sven Guenther
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
KETAMINE COMPOUNDS AND PROCESSES FOR MAKING AND USING THEM
- Publication number 20220348544
- Publication date Nov 3, 2022
- KemPharm, Inc.
- Guochen CHI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
D-AMPHETAMINE COMPOUNDS, COMPOSITIONS, AND PROCESSES FOR MAKING AND...
- Publication number 20220064116
- Publication date Mar 3, 2022
- Sven Guenther
- C07 - ORGANIC CHEMISTRY
Information Patent Application
COMPOSITIONS COMPRISING METHYLPHENIDATE-PRODRUGS, PROCESSES OF MAKI...
- Publication number 20210253552
- Publication date Aug 19, 2021
- KemPharm, Inc.
- Travis Mickle
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
COMPOSITIONS COMPRISING METHYLPHENIDATE-PRODRUGS, PROCESSES OF MAKI...
- Publication number 20210130322
- Publication date May 6, 2021
- Travis Mickle
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Serdexmethylphenidate Conjugates, Compositions And Methods Of Use T...
- Publication number 20200237742
- Publication date Jul 30, 2020
- KemPharm, Inc.
- Sven Guenther
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
COMPOSITIONS COMPRISING METHYLPHENIDATE-PRODRUGS, PROCESSES OF MAKI...
- Publication number 20200181114
- Publication date Jun 11, 2020
- Travis Mickle
- C07 - ORGANIC CHEMISTRY
Information Patent Application
COMPOSITIONS COMPRISING METHYLPHENIDATE-PRODRUGS, PROCESSES OF MAKI...
- Publication number 20200181113
- Publication date Jun 11, 2020
- Travis Mickle
- C07 - ORGANIC CHEMISTRY
Information Patent Application
D-AMPHETAMINE COMPOUNDS, COMPOSITIONS, AND PROCESSES FOR MAKING AND...
- Publication number 20200129497
- Publication date Apr 30, 2020
- Sven Guenther
- C07 - ORGANIC CHEMISTRY
Information Patent Application
D-AMPHETAMINE COMPOUNDS, COMPOSITIONS, AND PROCESSES FOR MAKING AND...
- Publication number 20200131130
- Publication date Apr 30, 2020
- KemPharm, Inc.
- Sven Guenther
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHYLPHENIDATE-PRODRUGS, PROCESSES OF MAKING AND USING THE SAME
- Publication number 20200061198
- Publication date Feb 27, 2020
- Travis Mickle
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
COMPOSITIONS COMPRISING METHLPHENIDATE-PRODRUGS, PROCESSES OF MAKIN...
- Publication number 20200062731
- Publication date Feb 27, 2020
- KemPharm, Inc.
- Travis Mickle
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
COMPOSITIONS COMPRISING METHYLPHENIDATE-PRODRUGS, PROCESSES OF MAKI...
- Publication number 20200016272
- Publication date Jan 16, 2020
- Travis Mickle
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
COMPOSITIONS COMPRISING METHYLPHENIDATE-PRODRUGS, PROCESSES OF MAKI...
- Publication number 20200016273
- Publication date Jan 16, 2020
- Travis Mickle
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Compositions Comprising Serdexmethylphenidate Conjugates And Method...
- Publication number 20190381017
- Publication date Dec 19, 2019
- KemPharm, Inc.
- Sven Guenther
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Serdexmethylphenidate Conjugates, Compositions And Methods Of Use T...
- Publication number 20190381018
- Publication date Dec 19, 2019
- KemPharm, Inc.
- Sven Guenther
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
METHYLPHENIDATE-PRODRUGS, PROCESSES OF MAKING AND USING THE SAME
- Publication number 20190282559
- Publication date Sep 19, 2019
- Travis Mickle
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
METHYLPHENIDATE-PRODRUGS, PROCESSES OF MAKING AND USING THE SAME
- Publication number 20190284166
- Publication date Sep 19, 2019
- KemPharm, Inc.
- Travis Mickle
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
PHARMACEUTICALLY ACCEPTABLE SALTS AND POLYMORPHIC FORMS OF HYDROCOD...
- Publication number 20190284197
- Publication date Sep 19, 2019
- KemPharm, Inc.
- Travis Mickle
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
PHARMACEUTICALLY ACCEPTABLE SALTS AND POLYMORPHIC FORMS OF HYDROCOD...
- Publication number 20190256522
- Publication date Aug 22, 2019
- KemPharm, Inc.
- Travis Mickle
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
BENZOIC ACID, BENZOIC ACID DERIVATIVES AND HETEROARYL CARBOXYLIC AC...
- Publication number 20190192670
- Publication date Jun 27, 2019
- KemPharm, Inc.
- Travis Mickle
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Benzoic Acid, Benzoic Acid Derivatives and Heteroaryl Carboxylic Ac...
- Publication number 20190160175
- Publication date May 30, 2019
- KEMPHARM, INC.
- Travis Mickle
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Methylphenidate-Prodrugs, Processes of Making and Using the Same
- Publication number 20190142815
- Publication date May 16, 2019
- Sven Guenther
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Benzoic Acid, Benzoic Acid Derivatives and Heteroaryl Carboxylic Ac...
- Publication number 20180339056
- Publication date Nov 29, 2018
- KEMPHARM, INC.
- Travis Mickle
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Benzoic Acid, Benzoic Acid Derivatives and Heteroaryl Carboxylic Ac...
- Publication number 20180177883
- Publication date Jun 28, 2018
- KEMPHARM, INC.
- Travis Mickle
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
BENZOIC ACID, BENZOIC ACID DERIVATIVES AND HETEROARYL CARBOXYLIC AC...
- Publication number 20180104352
- Publication date Apr 19, 2018
- KEMPHARM, INC.
- Travis Mickle
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Benzoic Acid, Benzoic Acid Derivatives and Heteroaryl Carboxylic Ac...
- Publication number 20180064820
- Publication date Mar 8, 2018
- KEMPHARM, INC.
- Travis Mickle
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Pharmaceutically Acceptable Salts and Polymorphic Forms of Hydrocod...
- Publication number 20180057503
- Publication date Mar 1, 2018
- KEMPHARM, INC.
- Brian W. Heinrich
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Guochen Chi

Person

Patents Grantslast 30 patents

D-amphetamine compounds, compositions, and processes for making and...

Ketamine compounds and processes for making and using them

Compositions comprising methylphenidate-prodrugs, processes of maki...

D-amphetamine compounds, compositions, and processes for making and...

D-amphetamine compounds, compositions, and processes for making and...

Compositions comprising methylphenidate-prodrugs, processes of maki...

Compositions comprising methylphenidate-prodrugs, processes of maki...

Compositions comprising methylphenidate-prodrugs, processes of maki...

Compositions comprising methylphenidate-prodrugs, processes of maki...

Pharmaceutically acceptable salts and polymorphic forms of hydrocod...

Compositions comprising methylphenidate-prodrugs, processes of maki...

Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic ac...

Methylphenidate-prodrugs, processes of making and using the same

Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic ac...

Methylphenidate-prodrugs, processes of making and using the same

Methylphenidate-prodrugs, processes of making and using the same

Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic ac...

Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic ac...

Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic ac...

Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic ac...

Pharmaceutically acceptable salts and polymorphic forms of hydrocod...

Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic ac...

Methylphenidate-prodrugs, processes of making and using the same

Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic ac...

Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic ac...

Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic ac...

Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic ac...

Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic ac...

Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic ac...

Methylphenidate-prodrugs, processes of making and using the same

Patents Applicationslast 30 patents

D-AMPHETAMINE COMPOUNDS, COMPOSITIONS, AND PROCESSES FOR MAKING AND...

KETAMINE COMPOUNDS AND PROCESSES FOR MAKING AND USING THEM

COMPOSITIONS COMPRISING METHYLPHENIDATE-PRODRUGS, PROCESSES OF MAKI...

KETAMINE COMPOUNDS AND PROCESSES FOR MAKING AND USING THEM

D-AMPHETAMINE COMPOUNDS, COMPOSITIONS, AND PROCESSES FOR MAKING AND...

COMPOSITIONS COMPRISING METHYLPHENIDATE-PRODRUGS, PROCESSES OF MAKI...

COMPOSITIONS COMPRISING METHYLPHENIDATE-PRODRUGS, PROCESSES OF MAKI...

Serdexmethylphenidate Conjugates, Compositions And Methods Of Use T...

COMPOSITIONS COMPRISING METHYLPHENIDATE-PRODRUGS, PROCESSES OF MAKI...

COMPOSITIONS COMPRISING METHYLPHENIDATE-PRODRUGS, PROCESSES OF MAKI...

D-AMPHETAMINE COMPOUNDS, COMPOSITIONS, AND PROCESSES FOR MAKING AND...

D-AMPHETAMINE COMPOUNDS, COMPOSITIONS, AND PROCESSES FOR MAKING AND...

METHYLPHENIDATE-PRODRUGS, PROCESSES OF MAKING AND USING THE SAME

COMPOSITIONS COMPRISING METHLPHENIDATE-PRODRUGS, PROCESSES OF MAKIN...

COMPOSITIONS COMPRISING METHYLPHENIDATE-PRODRUGS, PROCESSES OF MAKI...

COMPOSITIONS COMPRISING METHYLPHENIDATE-PRODRUGS, PROCESSES OF MAKI...

Compositions Comprising Serdexmethylphenidate Conjugates And Method...

Serdexmethylphenidate Conjugates, Compositions And Methods Of Use T...

METHYLPHENIDATE-PRODRUGS, PROCESSES OF MAKING AND USING THE SAME

METHYLPHENIDATE-PRODRUGS, PROCESSES OF MAKING AND USING THE SAME

PHARMACEUTICALLY ACCEPTABLE SALTS AND POLYMORPHIC FORMS OF HYDROCOD...

PHARMACEUTICALLY ACCEPTABLE SALTS AND POLYMORPHIC FORMS OF HYDROCOD...

BENZOIC ACID, BENZOIC ACID DERIVATIVES AND HETEROARYL CARBOXYLIC AC...

Benzoic Acid, Benzoic Acid Derivatives and Heteroaryl Carboxylic Ac...

Methylphenidate-Prodrugs, Processes of Making and Using the Same

Benzoic Acid, Benzoic Acid Derivatives and Heteroaryl Carboxylic Ac...

Benzoic Acid, Benzoic Acid Derivatives and Heteroaryl Carboxylic Ac...

BENZOIC ACID, BENZOIC ACID DERIVATIVES AND HETEROARYL CARBOXYLIC AC...

Benzoic Acid, Benzoic Acid Derivatives and Heteroaryl Carboxylic Ac...

Pharmaceutically Acceptable Salts and Polymorphic Forms of Hydrocod...