The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 20, 2021
Filed:
Feb. 16, 2018
Allergan, Inc., Irvine, CA (US);
Futian Liu, Lake Forest, CA (US);
Xiaojie Yu, Orange, CA (US);
Lance E. Steward, Irvine, CA (US);
Guang Wei Lu, Irvine, CA (US);
Patrick M. Hughes, Aliso Viejo, CA (US);
Sheshadri Neervannan, Irvine, CA (US);
Allergan, Inc., Irvine, CA (US);
Abstract
Microneedle arrays for introducing an active ingredient through a skin surface of a subject can include a base layer, a plurality of microneedles projecting from the base layer, and an active ingredient. Each of the microneedles comprises an elongate body having a proximal portion and a distal portion, in which the proximal portion is attached to the base layer. Each of the microneedles comprises at least one dissolvable polymer. The active ingredient is incorporated in the elongate body, and the active ingredient is present only in the distal portion and at least internally in the distal portion.