Patent intelligence · US
US 6617331
Purine inhibitors of protein kinases, G proteins and polymerases
Purine inhibitors of protein kinases, G proteins and polymerases
Patent details — US 6617331
- Jurisdiction
- US
- Status
- expired
- Grant date
- Sep 9, 2003
- Expiration
- Sep 4, 2023
- Claims
- 5
- CPC classes
- A61K, A61K31/52, A61P, A61P25/28
Quick answer
US 6617331 (Purine inhibitors of protein kinases, G proteins and polymerases) is held by The Regents of the University of California. Status: expired. Granted Sep 9, 2003. Expires Sep 4, 2023 (0 years remaining) — relevant for patent-cliff and LOE planning.
Key facts
- Grant date
- Expiration
- Claims
- 5
- CPC classes
- A61K, A61K31/52, A61P, A61P25/28, A61P35/00
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Frequently asked questions
What is US patent 6617331?
US 6617331 (Purine inhibitors of protein kinases, G proteins and polymerases) is held by The Regents of the University of California. Status: expired. Granted Sep 9, 2003. Expires Sep 4, 2023 (0 years remaining) — relevant for patent-cliff and LOE planning.
Who owns US 6617331?
The Regents of the University of California is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 8,292 pharmaceutical patents for this assignee.
When does US 6617331 expire?
Our index shows an expiration date of Sep 4, 2023 (0 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.