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Serving hundreds of leading biopharmaceutical companies globally:

US Department of Justice
Queensland Health
Daiichi Sankyo
AstraZeneca
US Army
Julphar
Cantor Fitzgerald
Express Scripts
Argus Health

Generated: April 25, 2018

DrugPatentWatch Database Preview

Details for Patent: 6,528,678

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Summary for Patent: 6,528,678
Title: Phosgene-free process for preparing carbamates
Abstract:A phosgene-free method for preparing a carbamate from a compound containing an amine group involves reacting the compound with an alkylating agent in the presence of carbon dioxide and cesium carbonate. A reaction can take place under standard pressure and temperature conditions and produces carbamates in a high yield with low by-product formation.
Inventor(s): Lee; Byung H. (Kalamazoo, MI)
Assignee: Pharmacia& Upjohn Company (Kalamazoo, MI)
Application Number:10/000,756
Patent Claim Types:
see list of patent claims
Process; Use;

Drugs Protected by US Patent 6,528,678

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted
Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted

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International Patents Family Members for US Patent 6,528,678

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
World Intellectual Property Organization (WIPO) 0234698 ➤ Try a Free Trial
Poland 360902 ➤ Try a Free Trial
New Zealand 525411 ➤ Try a Free Trial
Japan 2004512316 ➤ Try a Free Trial
Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration

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Serving hundreds of leading biopharmaceutical companies globally:

Mallinckrodt
Medtronic
US Department of Justice
Colorcon
Accenture
Chinese Patent Office
Fuji
Dow
Johnson and Johnson

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