Friday, July 10, 2026

Patent intelligence · US

US 8133861

Systemic purine administration: modulating axonal outgrowth of central nervous system neurons

granted A61KA61K31/7076A61K31/708A61K45/06
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 6
Applicant portfolio 36
Patent details — US 8133861
Jurisdiction
US
Status
granted
Grant date
Mar 13, 2012
Expiration
Mar 8, 2032
Claims
2
CPC classes
A61K, A61K31/7076, A61K31/708, A61K45/06
View on Google Patents ↗

Quick answer

US 8133861 (Systemic purine administration: modulating axonal outgrowth of central nervous system neurons) is held by Alseres Pharmaceuticals, Inc.. Status: granted. Granted Mar 13, 2012. Expires Mar 8, 2032 (6 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
2
CPC classes
A61K, A61K31/7076, A61K31/708, A61K45/06, A61K47/02, A61K9/0019

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Frequently asked questions

What is US patent 8133861?

US 8133861 (Systemic purine administration: modulating axonal outgrowth of central nervous system neurons) is held by Alseres Pharmaceuticals, Inc.. Status: granted. Granted Mar 13, 2012. Expires Mar 8, 2032 (6 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 8133861?

Alseres Pharmaceuticals, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 36 pharmaceutical patents for this assignee.

When does US 8133861 expire?

Our index shows an expiration date of Mar 8, 2032 (6 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.