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Last Updated: November 12, 2019

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Details for Patent: 4,818,816

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Summary for Patent: 4,818,816
Title: Process for the organic synthesis of oligosaccharides and derivatives thereof
Abstract:The invention relates to a process for the organic synthesis of oligosaccharides constituting or comprising fragments of acid mucopolysaccharides comprising the reaction of two compounds constituted or terminated by units of glucosamine structure and of uronic acid structure respectively, said units being specifically substituted. This process particularly enables valuable anticoagulant drugs to be obtained.
Inventor(s): Petitou; Maurice (Paris, FR), Jacquinet; Jean-Claude (Orleans la Source, FR), Sinay; Pierre (Orleans la Source, FR), Choay; Jean (Paris, FR), Lormeau; Jean-Claude (Maromme, FR), Nassr; Mahmoud (Alexandria, EG)
Assignee: Choay, S.A. (Paris, FR)
Application Number:07/115,593
Patent Claim Types:
see list of patent claims
Process; Use; Compound; Composition;

Drugs Protected by US Patent 4,818,816

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

Foreign Priority and PCT Information for Patent: 4,818,816

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
France81 08472Apr 28, 1981
France82 00621Jan 15, 1982
France82 01675Feb 01, 1982
France82 02526Feb 16, 1982
France82 09392May 28, 1982
France82 10892Jun 22, 1982
France82 10891Jun 22, 1982

International Family Members for US Patent 4,818,816

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria 20894   Start Trial
Austria 33496   Start Trial
Austria 40555   Start Trial
Austria 42956   Start Trial
Austria 85341   Start Trial
Australia 1039783   Start Trial
Australia 2128583   Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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Serving leading biopharmaceutical companies globally:

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Boehringer Ingelheim

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