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Details for Patent: 6,558,651

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Patent 6,558,651 protects VENTOLIN HFA and is included in one NDA.

Protection for VENTOLIN HFA has been extended six months for pediatric studies, as indicated by the *PED designation in the table below.

This patent has two patent family members in two countries.

Summary for Patent: 6,558,651

Title: Aerosols containing annealed particulate salbutamol and tetrafluoroethane
Abstract:This invention relates to aerosol formulations of use for the administration of medicaments by inhalation. More particularly, the invention relates to a pharmaceutical aerosol formulation which comprises particulate salbutamol sulphate having a crystalline form in which the outer layer of the crystals is substantially non-amorphous; and 1,1,1,2-tetrafluoroethane. A method of treating respiratory disorders which comprises administration by inhalation of an effective amount of a pharmaceutical aerosol formulation as defined is also described.
Inventor(s): Riebe; Michael Thomas (Raleigh, NC), Dwivedi; Sarvajna Kumar (San Diego, CA), Li-Bovet; Li (Scotch Plains, NJ)
Assignee: SmithKline Beecham Corporation (Philadelphia, PA)
Application Number:09/091,496
Patent Claim Types:
see list of patent claims
Formulation; Delivery; Device; Use;
Patent Metrics:
Source: PatentQuant.com
Field: Pharmaceuticals
Back Citations: 24th percentile
Forward Citations: 0th percentile

Applicant Tradename Generic Name Dosage NDA Approval Date Type RLD Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Glaxosmithkline
VENTOLIN HFA
albuterol sulfate
AEROSOL, METERED;INHALATION020983-001Apr 19, 2001RXYes6,558,651*PED► subscribeY
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Foreign Priority and PCT Information for Patent: 6,558,651

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
United Kingdom9526392Dec 22, 1995
PCT Information
PCT FiledDecember 19, 1996PCT Application Number:PCT/GB96/03154
PCT Publication Date:June 24, 1993PCT Publication Number: WO93/11743

Non-Orange Book Patents for Patent: 6,558,651

For Orange Book-listed patents (shown in the main table above) generic applications must certify that the listed patents are expired, invalid, or will not be infringed by generic entry.

The non-Orange Book patents listed below do not require formal certifications, so they do not automatically impede generic entry. Instead, they represent potential opportunities for branded firms to block generic entry through patent infringment challenges.

Patent No. Title Estimated Patent Expiration
6,656,453 Medicaments► subscribe
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Because of the complexity of determining patent expiration dates it is advisable to have patent counsel verify freedom to operate.

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International Patent Family for Patent: 6,558,651

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
United Kingdom9526392► subscribe
World Intellectual Property Organization (WIPO)2004073681► subscribe
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Due to the complexity of determining patent expirations even in a single country, compounded by the diversity of global patent laws, it is advisable to have patent counsel verify freedom to operate.

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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.

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