IP Library Granted Patent US 10,307,416
Granted Patent B2
US 10,307,416 · App. 15/247,472 · Granted Jun 4, 2019

Oligomer-opioid agonist conjugates

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Quick Facts
Patent No.
US 10,307,416
App. No.
15/247,472
Granted
Jun 4, 2019
Kind
B2
Abstract

The invention provides compounds that are chemically modified by covalent attachment of a water-soluble oligomer. A compound of the invention, when administered by any of a number of administration routes, exhibits characteristics that are different from those of the compound not attached to the water-soluble oligomer.

Claims (13)

1. A compound of the following structure:

wherein n is an integer from 3 to 20.

2. A composition comprising a compound of claim 1 and a pharmaceutically acceptable excipient.

3. A composition of claim 2 present in a dosage form suitable for administration.

4. A method of treating pain comprising administering a compound of claim 1 to a patient in need thereof.

5. The compound of claim 1 wherein n is 3, 4, 5, 6, 7, 8, or 9.

6. The compound of claim 1 wherein n is 3.

7. The compound of claim 1 wherein n is 4.

8. The compound of claim 1 wherein n is 5.

9. The compound of claim 1 wherein n is 6.

10. The compound of claim 1 wherein n is 7.

11. The compound of claim 1 wherein n is 8.

12. The compound of claim 1 wherein n is 9.

Assignments (8)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 9, 2023
From: INHERIS BIOPHARMA, INC.
To: NEKTAR THERAPEUTICS
Reel/Frame 062313/0501 →
RELEASE OF SECURITY INTEREST Recorded Apr 17, 2020
From: TC LENDING, LLC, AS COLLATERAL AGENT
To: NEKTAR THERAPEUTICS
Reel/Frame 053180/0009 →
RELEASE OF SECURITY INTEREST Recorded Apr 17, 2020
From: TC LENDING, LLC, AS COLLATERAL AGENT
To: INHERIS BIOPHARMA, INC.
Reel/Frame 052435/0062 →
CHANGE OF NAME Recorded Nov 15, 2019
From: INHERIS PHARMACEUTICALS, INC.
To: INHERIS BIOPHARMA, INC.
Reel/Frame 051038/0585 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 28, 2019
From: NEKTAR THERAPEUTICS
To: INHERIS PHARMACEUTICALS, INC.
Reel/Frame 050846/0461 →
SECURITY INTEREST Recorded Oct 28, 2019
From: INHERIS PHARMACEUTICALS, INC.
To: TC LENDING, LLC, AS COLLATERAL AGENT
Reel/Frame 050846/0940 →
SECURITY INTEREST Recorded Oct 4, 2016
From: NEKTAR THERAPEUTICS
To: TC LENDING, LLC, AS COLLATERAL AGENT
Reel/Frame 039935/0246 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 21, 2016
From: RIGGS-SAUTHIER, JENNIFER; DENG, BO-LIANG; RILEY, TIMOTHY A.
To: NEKTAR THERAPEUTICS
Reel/Frame 039819/0053 →