Last Updated: November 8, 2026

Details for Patent: 8,834,849

Name: Drug Patent Intelligence for US Patent 8834849
Creator: DrugPatentWatch
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Summary for Patent: 8,834,849

Title:	Medicinal aerosols and methods of delivery thereof
Abstract:	The replacement of chlorofluorohydrocarbon propellants in medical aerosols is of the utmost importance to the pharmaceutical industry. A number of formulations have been investigated.The present invention provides a medical aerosol formulation comprising a particular medicament, a fluorocarbon propellant and 6 to 25% w/w of the total formulation of a polar co-solvent, such formulation being substantially free of surfactant. Canisters suitable for delivering such a pharmaceutical formulation are also provided.
Inventor(s):	Fiona Catherine Millar
Assignee:	Norton Healthcare Ltd
Application Number:	US12/455,236
Patent Claim Types: see list of patent claims	Formulation; Delivery;

Drugs Protected by US Patent 8,834,849

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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: 8,834,849

Foriegn Application Priority Data
Foreign Country	Foreign Patent Number	Foreign Patent Date
United Kingdom	9616237.5	Aug 1, 1996

International Family Members for US Patent 8,834,849

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Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
Austria	215359	⤷ Start Trial
Australia	3038197	⤷ Start Trial
Australia	721920	⤷ Start Trial
Canada	2261879	⤷ Start Trial
>Country	>Patent Number	>Estimated Expiration	>Supplementary Protection Certificate	>SPC Country	>SPC Expiration

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