Last Updated: June 26, 2026

Details for Patent: 6,251,368

Name: Drug Patent Intelligence for US Patent 6251368
Creator: DrugPatentWatch
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Summary for Patent: 6,251,368

Title:	Pharmaceutical aerosol formulation containing a particulate medicament, a propellant and substantially free of a surfactant
Abstract:	A pharmaceutical aerosol formulation which comprises particulate medicament selected from the group consisting of salmeterol, salbutamol, fluticasone propionate, beclomethasone dipropionate and physiologically acceptable salts and solvates thereof and a fluorocarbon or hydrogen-containing chlorofluorocarbon propellant, which formulation is substantially free of surfactant is disclosed. Also disclosed is a method of treating respiratory disorders which comprises administration by inhalation of an effective amount of the, pharmaceutical aerosol formulation which may be contained in a canister.
Inventor(s):	Rachel Ann Akehurst, Anthony James Taylor, David Andrew Wyatt
Assignee:	Glaxo Group Ltd
Application Number:	US08/877,198
Patent Claim Types: see list of patent claims	Formulation; Compound; Delivery;

Drugs Protected by US Patent 6,251,368

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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: 6,251,368

Foriegn Application Priority Data
Foreign Country	Foreign Patent Number	Foreign Patent Date
United Kingdom	9126378	Dec 12, 1991
United Kingdom	9126405	Dec 12, 1991
United Kingdom	9202522	Feb 06, 1992

International Family Members for US Patent 6,251,368

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Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
African Regional IP Organization (ARIPO)	402	⤷ Start Trial
African Regional IP Organization (ARIPO)	9200461	⤷ Start Trial
Austria	128350	⤷ Start Trial
Austria	163539	⤷ Start Trial
Austria	171865	⤷ Start Trial
Austria	201587	⤷ Start Trial
Austria	227975	⤷ Start Trial
>Country	>Patent Number	>Estimated Expiration	>Supplementary Protection Certificate	>SPC Country	>SPC Expiration

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