IP Library Granted Patent US 9,688,638
Granted Patent B2
US 9,688,638 · App. 15/039,686 · Granted Jun 27, 2017

Opioid agonists and uses thereof

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Quick Facts
Patent No.
US 9,688,638
App. No.
15/039,686
Granted
Jun 27, 2017
Kind
B2
Abstract

Provided are compounds, including those of Formula I; and pharmaceutically acceptable salts and solvates thereof. The compounds described herein relate to and/or have application(s) in (among others) the fields of drug discovery, pharmacotherapy, physiology, organic chemistry and polymer chemistry.

Claims (14)

1. A compound of Formula III:

wherein:

R is methyl, trifluoromethyl, or methyl substituted with a carboxy group;

n is an integer from 1 to 30;

and X is —O— or —NH—;

and pharmaceutically acceptable salts and solvates thereof.

2. The compound of claim 1 , wherein X is —NH—.

3. The compound of claim 1 , wherein X is —O—.

4. The compound of claim 1 , wherein n is an integer from 1 to 10.

5. The compound of claim 1 , according to Formula IV:

wherein n is an integer from 1 to 30.

6. A pharmaceutical composition comprising a compound of claim 1 and at least one pharmaceutically acceptable excipient.

7. A composition of matter comprising a compound of claim 1 , wherein the compound is present in a dosage form.

8. A method comprising administering a compound of claim 1 to a patient in need thereof.

Assignments (4)
RELEASE OF SECURITY INTEREST Recorded Apr 17, 2020
From: TC LENDING, LLC, AS COLLATERAL AGENT
To: NEKTAR THERAPEUTICS
Reel/Frame 053180/0009 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 29, 2016
From: DUARTE, FRANCO J.; ANAND, NEEL K.
To: NEKTAR THERAPEUTICS
Reel/Frame 039293/0469 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 29, 2016
From: SHARMA, PANKAJ; SINGH, DEVENDRAPRATAP U.
To: NEKTAR THERAPEUTICS (INDIA) PRIVATE LIMITED
Reel/Frame 039293/0664 →
SECURITY INTEREST Recorded Jul 8, 2016
From: NEKTAR THERAPEUTICS
To: TC LENDING, LLC, AS COLLATERAL AGENT
Reel/Frame 039111/0745 →