Patent intelligence · US
US 12391642
Tetrahydro-1H-cyclopenta[cd]indene derivatives as hypoxia inducible factor-2(alpha) inhibitors
Tetrahydro-1H-cyclopenta[cd]indene derivatives as hypoxia inducible factor-2(alpha) inhibitors
Patent details — US 12391642
- Jurisdiction
- US
- Status
- granted
- Grant date
- Aug 19, 2025
- Expiration
- Aug 14, 2045
- Applicant
- NIKANG THERAPEUTICS, INC.
- Claims
- 19
- CPC classes
- A61K, A61K45/06, A61P, A61P35/00
Quick answer
US 12391642 (Tetrahydro-1H-cyclopenta[cd]indene derivatives as hypoxia inducible factor-2(alpha) inhibitors) is held by NIKANG THERAPEUTICS, INC.. Status: granted. Granted Aug 19, 2025. Expires Aug 14, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.
Key facts
- Applicant
- NIKANG THERAPEUTICS, INC.
- Grant date
- Expiration
- Claims
- 19
- CPC classes
- A61K, A61K45/06, A61P, A61P35/00
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Frequently asked questions
What is US patent 12391642?
US 12391642 (Tetrahydro-1H-cyclopenta[cd]indene derivatives as hypoxia inducible factor-2(alpha) inhibitors) is held by NIKANG THERAPEUTICS, INC.. Status: granted. Granted Aug 19, 2025. Expires Aug 14, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.
Who owns US 12391642?
NIKANG THERAPEUTICS, INC. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 69 pharmaceutical patents for this assignee.
When does US 12391642 expire?
Our index shows an expiration date of Aug 14, 2045 (19 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.