Patent intelligence · US
US 6623957
Secretion of T cell receptor fragments from recombinant host cells
Secretion of T cell receptor fragments from recombinant host cells
Patent details — US 6623957
- Jurisdiction
- US
- Status
- expired
- Grant date
- Sep 23, 2003
- Expiration
- Sep 18, 2023
- Claims
- 23
- CPC classes
- A61K, A61K47/6827, A61K47/6849
Quick answer
US 6623957 (Secretion of T cell receptor fragments from recombinant host cells) is held by The Board of Regents of the University of Texas System. Status: expired. Granted Sep 23, 2003. Expires Sep 18, 2023 (0 years remaining) — relevant for patent-cliff and LOE planning.
Key facts
- Grant date
- Expiration
- Claims
- 23
- CPC classes
- A61K, A61K47/6827, A61K47/6849
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Frequently asked questions
What is US patent 6623957?
US 6623957 (Secretion of T cell receptor fragments from recombinant host cells) is held by The Board of Regents of the University of Texas System. Status: expired. Granted Sep 23, 2003. Expires Sep 18, 2023 (0 years remaining) — relevant for patent-cliff and LOE planning.
Who owns US 6623957?
The Board of Regents of the University of Texas System is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 8,292 pharmaceutical patents for this assignee.
When does US 6623957 expire?
Our index shows an expiration date of Sep 18, 2023 (0 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.