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Serving hundreds of leading biopharmaceutical companies globally:

Citi
Julphar
Accenture
McKinsey
Deloitte
Express Scripts
Covington
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QuintilesIMS

Generated: April 21, 2018

DrugPatentWatch Database Preview

Details for Patent: 5,349,085

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Summary for Patent: 5,349,085
Title: X-ray contrast agents
Abstract:Compounds of the general formula: ##STR1## (where R is a group --CH(CH.sub.2 OH).sub.2 or --CH.sub.2 CH(OH)CH.sub.2 OH and A is a group --CH.sub.2 CH(OH)CH.sub.2 -- or --CH.sub.2 CH(OH)CH(OH)CH.sub.2 --) possess a package of favourable parameters which render them of particular use not only in all forms of intravascular visualisation but also in myelography. The compounds are prepared by reaction of an appropriate 5-acetylamino-N,N'-bis(hydroxypropyl)-2,4,6-triiodoisophthalamide with an agent effective to introduce the appropriate hydroxyalkylene group such as for example epichlorohydrin or 1,4-dichloro-2,3-dihydroxybutane.
Inventor(s): Hansen; Per-Egil (Dalbo, NO), Holtermann; Hugo (Hovik, Baerum, NO), Wille; Knut (Oster.ang.s, NO)
Assignee: Nycomed Imaging AS (Oslo, NO)
Application Number:07/960,231
Patent Claim Types:
see list of patent claims
Compound;

Drugs Protected by US Patent 5,349,085

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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Foreign Priority and PCT Information for Patent: 5,349,085

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
United Kingdom8231796Nov 08, 1982

International Patents Family Members for US Patent 5,349,085

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
European Patent Office 0108638 ➤ Try a Free Trial SPC/GB93/150 United Kingdom ➤ Try a Free Trial
European Patent Office 0108638 ➤ Try a Free Trial 97C0101 Belgium ➤ Try a Free Trial
Denmark 508283 ➤ Try a Free Trial
Denmark 160868 ➤ 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:

Medtronic
Chinese Patent Office
Johnson and Johnson
Mallinckrodt
Boehringer Ingelheim
Cerilliant
Fish and Richardson
Moodys
McKesson

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