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Details for Patent: 6,423,722

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Patent 6,423,722 protects ELIDEL and is included in one NDA.

Protection for ELIDEL has been extended six months for pediatric studies, as indicated by the *PED designation in the table below.

Summary for Patent: 6,423,722

Title: Crystalline macrolides and process for their preparation
Abstract:33-Epichloro-33-desoxyascomycin of formula I ##STR1## and various tautomeric or forms thereof, in crystalline form, such as Form A and Form B. Their preparation involves appropriately converting amorphous compound of formula I, or compound of formula I in other than Form A, or compound of formula I in other than Form B, respectively, from a solution thereof under crystallization-inducing conditions or conditions inducing preferential crystallization of Form A or B, respectively. Such crystals are particularly indicated for use in the preparation of topical galenical forms of the compound for pharmaceutical use, e.g. creams, emulsions and ointments.
Inventor(s): Dosenbach; Cornelia (Efringen-Kirchen, DE), Grassberger; Maximilian (Vienna, AT), Hartmann; Otto (Basel, CH), Horvath; Amarylla (Vienna, AT), Mutz; Jean-Paul (Blotzheim, FR), Penn; Gerhard (Oberwil, CH), Pfeffer; Sabine (Weil, DE), Wieckhusen; Dierk (Binzen, DE)
Assignee: Novartis AG (Basel, CH)
Application Number:09/690,404
Patent Claim Types:
see list of patent claims
Compound; Process; Composition; Use;
Patent Metrics:
Source: PatentQuant.com
Field: Pharmaceuticals
Back Citations: 14th percentile
Forward Citations: 0th percentile

Applicant Tradename Generic Name Dosage NDA Approval Date Type RLD Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Valeant Bermuda
ELIDEL
pimecrolimus
CREAM;TOPICAL021302-001Dec 13, 2001RXYes6,423,722*PED► subscribeY
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Foreign Priority and PCT Information for Patent: 6,423,722

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
United Kingdom9713730Jun 30, 1997

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