Wednesday, July 8, 2026

Patent intelligence · US

US 6271263

Compositions containing and methods of using 1-aminoindan and derivatives thereof and process for preparing optically active 1-aminoindan de…

expired A61KA61K31/135A61K31/136A61K31/137
Status expired
Linked drugs 1
Pipeline programs 6
Years to expiry 0
Applicant portfolio 454
Patent details — US 6271263
Jurisdiction
US
Status
expired
Grant date
Aug 7, 2001
Expiration
Aug 2, 2021
Claims
21
CPC classes
A61K, A61K31/135, A61K31/136, A61K31/137
View on Google Patents ↗

Quick answer

US 6271263 (Compositions containing and methods of using 1-aminoindan and derivatives thereof and process for preparing optically active 1-aminoindan derivatives) is held by TEVA PHARMACEUTICAL INDUSTRIES, LTD.. Status: expired. Granted Aug 7, 2001. Expires Aug 2, 2021 (0 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
21
CPC classes
A61K, A61K31/135, A61K31/136, A61K31/137, A61K31/165, A61K31/166

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Frequently asked questions

What is US patent 6271263?

US 6271263 (Compositions containing and methods of using 1-aminoindan and derivatives thereof and process for preparing optically active 1-aminoindan derivatives) is held by TEVA PHARMACEUTICAL INDUSTRIES, LTD.. Status: expired. Granted Aug 7, 2001. Expires Aug 2, 2021 (0 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 6271263?

TEVA PHARMACEUTICAL INDUSTRIES, LTD. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 454 pharmaceutical patents for this assignee.

When does US 6271263 expire?

Our index shows an expiration date of Aug 2, 2021 (0 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.