Wednesday, July 8, 2026

Patent intelligence · US

US 9447419

RNAi-mediated inhibition of tumor necrosis factor α-related conditions

granted A61KA61K31/7088A61K31/713A61P
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 10
Applicant portfolio 126
Patent details — US 9447419
Jurisdiction
US
Status
granted
Grant date
Sep 20, 2016
Expiration
Sep 15, 2036
Claims
12
CPC classes
A61K, A61K31/7088, A61K31/713, A61P
View on Google Patents ↗

Quick answer

US 9447419 (RNAi-mediated inhibition of tumor necrosis factor α-related conditions) is held by Arrowhead Pharmaceuticals, Inc.. Status: granted. Granted Sep 20, 2016. Expires Sep 15, 2036 (10 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
12
CPC classes
A61K, A61K31/7088, A61K31/713, A61P, A61P11/02, A61P11/06

More from Arrowhead Pharmaceuticals, Inc.

Related pharmaceutical patents in our USPTO index.

  1. US 12378558

    RNAi agents for inhibiting expression of complement factor B (CFB), pharmaceutical compositions thereof, and methods of use

    Arrowhead Pharmaceuticals, Inc. · Expires Jul 31, 2045

    granted
  2. US 12365897

    RNAi agents for inhibiting expression of mucin 5AC (MUC5AC), compositions thereof, and methods of use

    Arrowhead Pharmaceuticals, Inc. · Expires Jul 17, 2045

    granted
  3. US 12365899

    RNAi agents and compositions for inhibiting expression of apolipoprotein C-III (APOC3)

    Arrowhead Pharmaceuticals, Inc. · Expires Jul 17, 2045

    granted
  4. US 12221610

    RNAi agents for inhibiting expression of HIF-2 alpha (EPAS1), compositions thereof, and methods of use

    Arrowhead Pharmaceuticals, Inc. · Expires Feb 6, 2045

    granted
  5. US 12188017

    Compositions and methods for inhibiting gene expression of alpha-1 antitrypsin

    Arrowhead Pharmaceuticals, Inc. · Expires Jan 2, 2045

    granted
  6. US 12173086

    Alpha-v beta-6 integrin ligands and uses thereof

    Arrowhead Pharmaceuticals, Inc. · Expires Dec 19, 2044

    granted
  7. US 12116573

    Targeting ligands for therapeutic compounds

    Arrowhead Pharmaceuticals, Inc. · Expires Oct 10, 2044

    granted
  8. US 12110492

    RNAi agents for inhibiting expression of complement component C3 (C3), pharmaceutical compositions thereof, and methods of use

    Arrowhead Pharmaceuticals, Inc. · Expires Oct 3, 2044

    granted

Frequently asked questions

What is US patent 9447419?

US 9447419 (RNAi-mediated inhibition of tumor necrosis factor α-related conditions) is held by Arrowhead Pharmaceuticals, Inc.. Status: granted. Granted Sep 20, 2016. Expires Sep 15, 2036 (10 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 9447419?

Arrowhead Pharmaceuticals, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 126 pharmaceutical patents for this assignee.

When does US 9447419 expire?

Our index shows an expiration date of Sep 15, 2036 (10 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.