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Chinese Patent Office
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Generated: September 16, 2019

DrugPatentWatch Database Preview

Details for Patent: 7,842,283

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Which drugs does patent 7,842,283 protect, and when does it expire?

Patent 7,842,283 protects VARITHENA and is included in one NDA.

This patent has twelve patent family members in ten countries.

Summary for Patent: 7,842,283
Title:Generation of therapeutic microfoam
Abstract: A method for producing a microfoam suitable for use in scleropathy of blood vessels comprises introducing a physiologically acceptable blood-dispersible gas into a container (1) holding an aqueous sclerosant liquid and releasing the mixture of blood-dispersible gas and sclerosant liquid, whereby upon release of the mixture the components of the mixture interact to form a microfoam.
Inventor(s): Harman; Anthony David (Henley-on-Thames, GB), Harper; Paul (Buckinghamshire, GB), Pollock; Neil (Hertfordshire, GB), Sinclair; Gary Stewart (Suffolk, GB)
Assignee: BTG International Limited (London, GB)
Application Number:11/580,059
Patent Claim Types:
see list of patent claims
Formulation; Device; Use;

Drugs Protected by US Patent 7,842,283

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Provensis VARITHENA polidocanol SOLUTION;INTRAVENOUS 205098-001 Nov 25, 2013 RX Yes Yes   Try a Free Trial   Try a Free Trial Y   Try a Free Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

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Foreign Priority and PCT Information for Patent: 7,842,283

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
United Kingdom0028692.2Nov 24, 2000

International Family Members for US Patent 7,842,283

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria 356613   Try a Free Trial
Australia 2002223885   Try a Free Trial
Australia 2388502   Try a Free Trial
Canada 2429674   Try a Free Trial
Germany 60127290   Try a Free Trial
European Patent Office 1337238   Try a Free Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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Serving hundreds of leading biopharmaceutical companies globally:

Daiichi Sankyo
Express Scripts
Boehringer Ingelheim

Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. thinkBiotech performs no independent verifification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.