Patent intelligence · US
US 11491212
Subcutaneous administration of modified factor IX polypeptides and treatment of hemophilia B
Subcutaneous administration of modified factor IX polypeptides and treatment of hemophilia B
Patent details — US 11491212
- Jurisdiction
- US
- Status
- granted
- Grant date
- Nov 8, 2022
- Expiration
- Nov 3, 2042
- Applicant
- Catalyst Biosciences, Inc.
- Claims
- 27
- CPC classes
- A61K, A61K38/4846, A61K9/0019, A61P
Quick answer
US 11491212 (Subcutaneous administration of modified factor IX polypeptides and treatment of hemophilia B) is held by Catalyst Biosciences, Inc.. Status: granted. Granted Nov 8, 2022. Expires Nov 3, 2042 (16 years remaining) — relevant for patent-cliff and LOE planning.
Key facts
- Applicant
- Catalyst Biosciences, Inc.
- Grant date
- Expiration
- Claims
- 27
- CPC classes
- A61K, A61K38/4846, A61K9/0019, A61P, A61P7/04
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Frequently asked questions
What is US patent 11491212?
US 11491212 (Subcutaneous administration of modified factor IX polypeptides and treatment of hemophilia B) is held by Catalyst Biosciences, Inc.. Status: granted. Granted Nov 8, 2022. Expires Nov 3, 2042 (16 years remaining) — relevant for patent-cliff and LOE planning.
Who owns US 11491212?
Catalyst Biosciences, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 61 pharmaceutical patents for this assignee.
When does US 11491212 expire?
Our index shows an expiration date of Nov 3, 2042 (16 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.