Patent intelligence · US
US 12325732
Pro-insulin aspart structure and method for preparing insulin aspart
Pro-insulin aspart structure and method for preparing insulin aspart
Patent details — US 12325732
- Jurisdiction
- US
- Status
- granted
- Grant date
- Jun 10, 2025
- Expiration
- Jun 5, 2045
- Applicant
- AMPHASTAR NANJING PHARMACEUTICALS INC
- Claims
- 9
- CPC classes
- A61K, A61K38/00
Quick answer
US 12325732 (Pro-insulin aspart structure and method for preparing insulin aspart) is held by AMPHASTAR NANJING PHARMACEUTICALS INC. Status: granted. Granted Jun 10, 2025. Expires Jun 5, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.
Key facts
- Applicant
- AMPHASTAR NANJING PHARMACEUTICALS INC
- Grant date
- Expiration
- Claims
- 9
- CPC classes
- A61K, A61K38/00
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Frequently asked questions
What is US patent 12325732?
US 12325732 (Pro-insulin aspart structure and method for preparing insulin aspart) is held by AMPHASTAR NANJING PHARMACEUTICALS INC. Status: granted. Granted Jun 10, 2025. Expires Jun 5, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.
Who owns US 12325732?
AMPHASTAR NANJING PHARMACEUTICALS INC is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 15 pharmaceutical patents for this assignee.
When does US 12325732 expire?
Our index shows an expiration date of Jun 5, 2045 (19 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.