CA Patent

CA2361716C — Method of preparing alkylated salicylamides

Assigned to Emisphere Technologies Inc · Expires 2009-04-28 · 17y expired

What this patent protects

The present invention relates to a method of preparing an alkylated salicylamide from a protected and activated salicylamide (hereinafter referred to as a "protected/activated salicylamide"). The method comprises t he steps of (a) alkylating the protected/activated salicy…

USPTO Abstract

The present invention relates to a method of preparing an alkylated salicylamide from a protected and activated salicylamide (hereinafter referred to as a "protected/activated salicylamide"). The method comprises t he steps of (a) alkylating the protected/activated salicylamide with an alkylating agent to form a protected/activated alkylated salicylamid e, and (b) deprotecting and deactivating the protected/activated alkylated salicylamide, simultaneously or in any order, to form the alkylate d salicylamide. The alkylated salicylamides prepared by this method are suitable for use in compositions for delivering active agents via oral or other routes of administration to animals.

Drugs covered by this patent

Patent Metadata

Patent number
CA2361716C
Jurisdiction
CA
Classification
Expires
2009-04-28
Drug substance claim
No
Drug product claim
No
Assignee
Emisphere Technologies Inc
Source
FDA Orange Book + USPTO grounding via Google Patents

Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

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