Patent intelligence · US
US 8399219
Protease activatable interferon alpha proprotein
Protease activatable interferon alpha proprotein
Patent details — US 8399219
- Jurisdiction
- US
- Status
- granted
- Grant date
- Mar 19, 2013
- Expiration
- Mar 14, 2033
- Applicant
- CytomX Therapeutics, Inc.
- Claims
- 17
- CPC classes
- A61K, A61K38/00, A61K47/64, A61K47/65
Quick answer
US 8399219 (Protease activatable interferon alpha proprotein) is held by CytomX Therapeutics, Inc.. Status: granted. Granted Mar 19, 2013. Expires Mar 14, 2033 (7 years remaining) — relevant for patent-cliff and LOE planning.
Key facts
- Applicant
- CytomX Therapeutics, Inc.
- Grant date
- Expiration
- Claims
- 17
- CPC classes
- A61K, A61K38/00, A61K47/64, A61K47/65, A61P, A61P1/16
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Frequently asked questions
What is US patent 8399219?
US 8399219 (Protease activatable interferon alpha proprotein) is held by CytomX Therapeutics, Inc.. Status: granted. Granted Mar 19, 2013. Expires Mar 14, 2033 (7 years remaining) — relevant for patent-cliff and LOE planning.
Who owns US 8399219?
CytomX Therapeutics, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 62 pharmaceutical patents for this assignee.
When does US 8399219 expire?
Our index shows an expiration date of Mar 14, 2033 (7 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.