KemPharm
Patents, Design & Utilities

Last updated:

List of all KemPharm patents 47 in total

Status Patent
Application
Utility: LEVORPHANOL PRODRUGS AND PROCESSES FOR MAKING AND USING THEM External link
Filling date: 26 Sep 2025 Issue date: 31 Mar 2022
Application
Utility: DEXTRORPHAN PRODRUGS AND PROCESSES FOR MAKING AND USING THEM External link
Filling date: 26 Sep 2025 Issue date: 24 Mar 2022
Application
Utility: D-AMPHETAMINE COMPOUNDS, COMPOSITIONS, AND PROCESSES FOR MAKING AND USING THE SAME External link
Filling date: 26 Sep 2025 Issue date: 3 Mar 2022
Grant
Utility: Levorphanol prodrugs and processes for making and using them External link
Filling date: 26 Sep 2025 Issue date: 1 Feb 2022
Grant
Utility: Dextrorphan prodrugs and processes for making and using them External link
Filling date: 26 Sep 2025 Issue date: 4 Jan 2022
Grant
Utility: D-amphetamine compounds, compositions, and processes for making and using the same External link
Filling date: 26 Sep 2025 Issue date: 16 Nov 2021
Grant
Utility: D-amphetamine compounds, compositions, and processes for making and using the same External link
Filling date: 26 Sep 2025 Issue date: 5 Oct 2021
Application
Utility: COMPOSITIONS COMPRISING METHYLPHENIDATE-PRODRUGS, PROCESSES OF MAKING AND USING THE SAME External link
Filling date: 26 Sep 2025 Issue date: 19 Aug 2021
Grant
Utility: Compositions comprising methylphenidate-prodrugs, processes of making and using the same External link
Filling date: 26 Sep 2025 Issue date: 1 Jun 2021
Grant
Utility: Compositions comprising methylphenidate-prodrugs, processes of making and using the same External link
Filling date: 26 Sep 2025 Issue date: 1 Jun 2021
Application
Utility: COMPOSITIONS COMPRISING METHYLPHENIDATE-PRODRUGS, PROCESSES OF MAKING AND USING THE SAME External link
Filling date: 26 Sep 2025 Issue date: 6 May 2021
Grant
Utility: Compositions comprising methylphenidate-prodrugs, processes of making and using the same External link
Filling date: 26 Sep 2025 Issue date: 23 Mar 2021
Grant
Utility: Compositions comprising methylphenidate-prodrugs, processes of making and using the same External link
Filling date: 26 Sep 2025 Issue date: 23 Mar 2021
Grant
Utility: Therapeutic formulation for reduced drug side effects External link
Filling date: 26 Sep 2025 Issue date: 9 Feb 2021
Application
Utility: LEVORPHANOL PRODRUGS AND PROCESSES FOR MAKING AND USING THEM External link
Filling date: 26 Sep 2025 Issue date: 7 Jan 2021
Grant
Utility: Pharmaceutically acceptable salts and polymorphic forms of hydrocodone benzoic acid enol ester and processes for making same External link
Filling date: 26 Sep 2025 Issue date: 22 Dec 2020
Application
Utility: DEXTRORPHAN PRODRUGS AND PROCESSES FOR MAKING AND USING THEM External link
Filling date: 26 Sep 2025 Issue date: 17 Dec 2020
Application
Utility: LEVORPHANOL PRODRUGS AND PROCESSES FOR MAKING AND USING THEM External link
Filling date: 26 Sep 2025 Issue date: 17 Dec 2020
Grant
Utility: Compositions comprising methylphenidate-prodrugs, processes of making and using the same External link
Filling date: 26 Sep 2025 Issue date: 8 Dec 2020
Grant
Utility: Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic acid conjugates of hydrocodone, prodrugs, methods of making and use thereof External link
Filling date: 26 Sep 2025 Issue date: 1 Dec 2020
Grant
Utility: Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic acid conjugates of oxymorphone, prodrugs, methods of making and use thereof External link
Filling date: 26 Sep 2025 Issue date: 1 Sep 2020
Grant
Utility: Methylphenidate-prodrugs, processes of making and using the same External link
Filling date: 26 Sep 2025 Issue date: 1 Sep 2020
Application
Utility: Serdexmethylphenidate Conjugates, Compositions And Methods Of Use Thereof External link
Filling date: 26 Sep 2025 Issue date: 30 Jul 2020
Application
Utility: COMPOSITIONS COMPRISING METHYLPHENIDATE-PRODRUGS, PROCESSES OF MAKING AND USING THE SAME External link
Filling date: 26 Sep 2025 Issue date: 11 Jun 2020
Application
Utility: COMPOSITIONS COMPRISING METHYLPHENIDATE-PRODRUGS, PROCESSES OF MAKING AND USING THE SAME External link
Filling date: 26 Sep 2025 Issue date: 11 Jun 2020
Grant
Utility: Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic acid conjugates of hydrocodone, prodrugs, methods of making and use thereof External link
Filling date: 26 Sep 2025 Issue date: 19 May 2020
Application
Utility: D-AMPHETAMINE COMPOUNDS, COMPOSITIONS, AND PROCESSES FOR MAKING AND USING THE SAME External link
Filling date: 26 Sep 2025 Issue date: 30 Apr 2020
Application
Utility: D-AMPHETAMINE COMPOUNDS, COMPOSITIONS, AND PROCESSES FOR MAKING AND USING THE SAME External link
Filling date: 26 Sep 2025 Issue date: 30 Apr 2020
Grant
Utility: Methylphenidate-prodrugs, processes of making and using the same External link
Filling date: 26 Sep 2025 Issue date: 10 Mar 2020
Grant
Utility: Methylphenidate-prodrugs, processes of making and using the same External link
Filling date: 26 Sep 2025 Issue date: 10 Mar 2020
Grant
Utility: Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic acid conjugates of hydrocodone, prodrugs, methods of making and use thereof External link
Filling date: 26 Sep 2025 Issue date: 3 Mar 2020
Application
Utility: COMPOSITIONS COMPRISING METHLPHENIDATE-PRODRUGS, PROCESSES OF MAKING AND USING THE SAME External link
Filling date: 26 Sep 2025 Issue date: 27 Feb 2020
Application
Utility: METHYLPHENIDATE-PRODRUGS, PROCESSES OF MAKING AND USING THE SAME External link
Filling date: 26 Sep 2025 Issue date: 27 Feb 2020
Application
Utility: THERAPEUTIC FORMULATION FOR REDUCED DRUG SIDE EFFECTS External link
Filling date: 26 Sep 2025 Issue date: 20 Feb 2020
Application
Utility: IMMEDIATE-RELEASE ABUSE DETERRENT COMPOSITIONS OR MEDICAMENTS FOR TREATING PAIN, ADD, ADHD AND OTHER SYNDROMES OR DISORDERS External link
Filling date: 26 Sep 2025 Issue date: 6 Feb 2020
Application
Utility: BENZOIC ACID, BENZOIC ACID DERIVATIVES AND HETEROARYL CARBOXYLIC ACID CONJUGATES OF OXYMORPHONE, PRODRUGS, METHODS OF MAKING AND USE THEREOF External link
Filling date: 26 Sep 2025 Issue date: 30 Jan 2020
Grant
Utility: Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic acid conjugates of oxycodone, prodrugs, methods of making and use thereof External link
Filling date: 26 Sep 2025 Issue date: 28 Jan 2020
Application
Utility: COMPOSITIONS COMPRISING METHYLPHENIDATE-PRODRUGS, PROCESSES OF MAKING AND USING THE SAME External link
Filling date: 26 Sep 2025 Issue date: 16 Jan 2020
Application
Utility: COMPOSITIONS COMPRISING METHYLPHENIDATE-PRODRUGS, PROCESSES OF MAKING AND USING THE SAME External link
Filling date: 26 Sep 2025 Issue date: 16 Jan 2020
Application
Utility: Serdexmethylphenidate Conjugates, Compositions And Methods Of Use Thereof External link
Filling date: 26 Sep 2025 Issue date: 19 Dec 2019
Application
Utility: Compositions Comprising Serdexmethylphenidate Conjugates And Methods Of Use Thereof External link
Filling date: 26 Sep 2025 Issue date: 19 Dec 2019
Grant
Utility: Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic acid conjugates of oxymorphone, prodrugs, methods of making and use thereof External link
Filling date: 26 Sep 2025 Issue date: 5 Nov 2019
Grant
Utility: Benzoic acid, benzoic acid derivatives and heteroaryl carboxylic acid conjugates of hydromorphone, prodrugs, methods of making and use thereof External link
Filling date: 26 Sep 2025 Issue date: 15 Oct 2019
Application
Utility: METHYLPHENIDATE-PRODRUGS, PROCESSES OF MAKING AND USING THE SAME External link
Filling date: 26 Sep 2025 Issue date: 19 Sep 2019
Application
Utility: METHYLPHENIDATE-PRODRUGS, PROCESSES OF MAKING AND USING THE SAME External link
Filling date: 26 Sep 2025 Issue date: 19 Sep 2019
Application
Utility: PHARMACEUTICALLY ACCEPTABLE SALTS AND POLYMORPHIC FORMS OF HYDROCODONE BENZOIC ACID ENOL ESTER AND PROCESSES FOR MAKING SAME External link
Filling date: 26 Sep 2025 Issue date: 19 Sep 2019
Application
Utility: PHARMACEUTICALLY ACCEPTABLE SALTS AND POLYMORPHIC FORMS OF HYDROCODONE BENZOIC ACID ENOL ESTER AND PROCESSES FOR MAKING SAME External link
Filling date: 26 Sep 2025 Issue date: 22 Aug 2019

Showing 1 to 47 of 47 patents.