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Details for Patent: 5,829,434

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Patent 5,829,434 protects ASMANEX TWISTHALER and is included in one NDA.

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

This patent has thirty-four patent family members in twenty-five countries.

Summary for Patent: 5,829,434

Title: Inhaler for powdered medications
Abstract:A powder inhaler comprising: a powder housing for holding a supply of powdered material to be dispensed and a metering plate for holding a metered amount of said powdered material, the metering plate being alternately positionable below said supply of powdered material or within an inhalation conduit, by means of a bi-directional, angle-limited relative rotation about a common central axis; a counter for providing a visual count of the number of doses of said powdered material that have been dispensed or remain to be dispensed in response to the relative rotation, the counter including: a continuous counter ring and a coaxially mounted intermittent counter ring, both rings being mounted on a base in surrounding relation to a retaining post, being rotatable about the common central axis and having counting indicia thereon for displaying said visual count; and a display means through which at least one of the counting indicia is displayed to indicate a count corresponding to a number of doses of powdered material that have been dispensed or remain to be dispensed.
Inventor(s): Ambrosio; Thomas J. (Somerville, NJ), Ashley; Charles R. (Clinton, NJ), Bilanin; Alan J. (Princeton, NJ), Huck; Charles M. (Gladstone, NJ), Kaufman; Andrew E. (Robbinsville, NJ), Kenyon; David J. (Morristown, NJ), Manthena; Srinivas (Bricktown, NJ), Sochon; Henry R. (Clifton, NJ), Wilkinson; Ken (Round Lake, IL), Yang; Tsong-Toh (Warren, NJ)
Assignee: Schering Corporation (Kenilworth, NJ)
Application Number:08/446,804
Patent Claim Types:
see list of patent claims
Delivery; Use; Device;

Applicant Tradename Generic Name Dosage NDA Approval Date Type RLD Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Merck Sharp Dohme
ASMANEX TWISTHALER
mometasone furoate
POWDER;INHALATION021067-002Feb 1, 2008RXNo5,829,434*PED► subscribeY
Merck Sharp Dohme
ASMANEX TWISTHALER
mometasone furoate
POWDER;INHALATION021067-001Mar 30, 2005RXYes5,829,434*PED► subscribeY
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Foreign Priority and PCT Information for Patent: 5,829,434

PCT Information
PCT FiledDecember 16, 1993PCT Application Number:PCT/US93/12076
PCT Publication Date:July 07, 1994PCT Publication Number: WO94/14492

Non-Orange Book Patents for Patent: 5,829,434

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
5,740,792 Inhaler for powdered medications with gear-teeth counter assembly► subscribe
5,687,710 Inhaler for powdered medications having spiral deagglomeration chamber► 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: 5,829,434

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria177323► subscribe
Australia5748794► subscribe
Australia683036► 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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