Patent intelligence · US
US 8642784
Biologically active compound N-[3-(4-nitrophenylamino)-indole-2-ilmethylene]aminoguanidine hydrochloride with anti-inflammatory activity
Biologically active compound N-[3-(4-nitrophenylamino)-indole-2-ilmethylene]aminoguanidine hydrochloride with anti-inflammatory activity
Patent details — US 8642784
- Jurisdiction
- US
- Status
- granted
- Grant date
- Feb 4, 2014
- Expiration
- Jan 30, 2034
- Claims
- 3
- CPC classes
- A61K, A61K31/404, A61P, A61P19/00
Quick answer
US 8642784 (Biologically active compound N-[3-(4-nitrophenylamino)-indole-2-ilmethylene]aminoguanidine hydrochloride with anti-inflammatory activity) is held by Obschestvo S Ogranichennoy Otvetstvennostyu “Polyar” (OOO Polyar). Status: granted. Granted Feb 4, 2014. Expires Jan 30, 2034 (8 years remaining) — relevant for patent-cliff and LOE planning.
Key facts
- Grant date
- Expiration
- Claims
- 3
- CPC classes
- A61K, A61K31/404, A61P, A61P19/00, A61P29/00
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Frequently asked questions
What is US patent 8642784?
US 8642784 (Biologically active compound N-[3-(4-nitrophenylamino)-indole-2-ilmethylene]aminoguanidine hydrochloride with anti-inflammatory activity) is held by Obschestvo S Ogranichennoy Otvetstvennostyu “Polyar” (OOO Polyar). Status: granted. Granted Feb 4, 2014. Expires Jan 30, 2034 (8 years remaining) — relevant for patent-cliff and LOE planning.
Who owns US 8642784?
Obschestvo S Ogranichennoy Otvetstvennostyu “Polyar” (OOO Polyar) is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 148 pharmaceutical patents for this assignee.
When does US 8642784 expire?
Our index shows an expiration date of Jan 30, 2034 (8 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.