Last Updated: November 9, 2026

Details for Patent: RE47826

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Summary for Patent: RE47826
Title:Drug delivery device for providing local analgesia, local anesthesia or nerve blockage
Abstract:The invention relates to a drug delivery device for providing local analgesia, local anesthesia or nerve blockade at a site in a human or animal in need thereof, the device comprising a fibrillar collagen matrix; and at least one drug substance selected from the group consisting of amino amide anesthetics, amino ester anesthetics and mixtures thereof, the at least one drug substance being substantially homogeneously dispersed in the collagen matrix, and the at least one drug substance being present in an amount sufficient to provide a duration of local analgesia, local anesthesia or nerve blockade which lasts for at least about one day after administration.
Inventor(s):Michael Myers, Philip Wallace Reginald
Assignee: INNOCOLL PHARMACEUTICALS Ltd
Application Number:US14/660,681
Patent Claim Types:
see list of patent claims
Use; Delivery; Device;

Drugs Protected by US Patent RE47826

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Innocoll Pharms XARACOLL bupivacaine hydrochloride IMPLANT;IMPLANTATION 209511-001 Aug 28, 2020 DISCN Yes No RE47826 ⤷  Start Trial A METHOD FOR INDUCING A POST-SURGICAL ANALGESIA SPARING EFFECT BY IMPLANTING AT THE SURGICAL SITE A COLLAGEN SPONGE CONTAINING BUPIVACAINE HCL WHICH PROVIDES LOCAL ANESTHESIA FOR UP TO 24 HOURS FOLLOWING IMPLANTATION ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

International Family Members for US Patent RE47826

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Cyprus 1117814 ⤷  Start Trial
Cyprus 1121568 ⤷  Start Trial
Germany 202008018583 ⤷  Start Trial
Denmark 2139457 ⤷  Start Trial
Denmark 3085363 ⤷  Start Trial
European Patent Office 2139457 ⤷  Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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