Wednesday, June 10, 2026

Patent intelligence · RU

RU 2191009

METHODS OF THERAPY BY APPLYING THE COMPOUNDS EITHER OF SPECIFIC OR SELECTIVE ACTIVITY TO RETINAL ACID RECEPTOR RARalpha

expired A61K 31/ 00 A IA61K 31/ 19 A IA61K 31/ 20 A IA61K 31/ 27 A I
Status expired
Linked drugs 1
Pipeline programs 6
Years to expiry 0
Applicant portfolio 24
Patent details — RU 2191009
Jurisdiction
RU
Status
expired
Grant date
Oct 20, 2002
Expiration
Oct 15, 2022
CPC classes
A61K 31/ 00 A I, A61K 31/ 19 A I, A61K 31/ 20 A I, A61K 31/ 27 A I
View on Google Patents ↗

Quick answer

RU 2191009 (METHODS OF THERAPY BY APPLYING THE COMPOUNDS EITHER OF SPECIFIC OR SELECTIVE ACTIVITY TO RETINAL ACID RECEPTOR RARalpha) is held by ALLERGEN SEHJLZ INK [US]. Status: expired. Granted Oct 20, 2002. Expires Oct 15, 2022 (0 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
CPC classes
A61K 31/ 00 A I, A61K 31/ 19 A I, A61K 31/ 20 A I, A61K 31/ 27 A I, A61K 31/ 35 A I, A61K 31/ 38 A I

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Frequently asked questions

What is US patent 2191009?

RU 2191009 (METHODS OF THERAPY BY APPLYING THE COMPOUNDS EITHER OF SPECIFIC OR SELECTIVE ACTIVITY TO RETINAL ACID RECEPTOR RARalpha) is held by ALLERGEN SEHJLZ INK [US]. Status: expired. Granted Oct 20, 2002. Expires Oct 15, 2022 (0 years remaining) — relevant for patent-cliff and LOE planning.

Who owns RU 2191009?

ALLERGEN SEHJLZ INK [US] is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 24 pharmaceutical patents for this assignee.

When does RU 2191009 expire?

Our index shows an expiration date of Oct 15, 2022 (0 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.