Patent intelligence · US
US 8450358
Enantiomers of spiro-oxindole compounds and their uses as therapeutic agents
Enantiomers of spiro-oxindole compounds and their uses as therapeutic agents
Patent details — US 8450358
- Jurisdiction
- US
- Status
- granted
- Grant date
- May 28, 2013
- Expiration
- May 23, 2033
- Applicant
- Xenon Pharmaceuticals Inc.
- Claims
- 3
- CPC classes
- A61K, A61K31/407, A61P, A61P1/00
Quick answer
US 8450358 (Enantiomers of spiro-oxindole compounds and their uses as therapeutic agents) is held by Xenon Pharmaceuticals Inc.. Status: granted. Granted May 28, 2013. Expires May 23, 2033 (7 years remaining) — relevant for patent-cliff and LOE planning.
Key facts
- Applicant
- Xenon Pharmaceuticals Inc.
- Grant date
- Expiration
- Claims
- 3
- CPC classes
- A61K, A61K31/407, A61P, A61P1/00, A61P1/02, A61P1/04
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Frequently asked questions
What is US patent 8450358?
US 8450358 (Enantiomers of spiro-oxindole compounds and their uses as therapeutic agents) is held by Xenon Pharmaceuticals Inc.. Status: granted. Granted May 28, 2013. Expires May 23, 2033 (7 years remaining) — relevant for patent-cliff and LOE planning.
Who owns US 8450358?
Xenon Pharmaceuticals Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 106 pharmaceutical patents for this assignee.
When does US 8450358 expire?
Our index shows an expiration date of May 23, 2033 (7 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.