Last Updated: November 8, 2026

Details for Patent: 7,427,633

Name: Drug Patent Intelligence for US Patent 7427633
Creator: DrugPatentWatch
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Summary for Patent: 7,427,633

Title:	Inhalable aztreonam lysinate formulation for treatment and prevention of pulmonary bacterial infections
Abstract:	A method and a composition for treatment of pulmonary bacterial infections caused by gram-negative bacteria suitable for treatment of infection caused by Escherichia coli, Klebsiella pneumoniae, Klebsiella oxytoca, Pseudomonas aeruginosa, Haemophilus influenzae, Proteus mirabilis, Enterobacter species, Serratia marcescens as well as those caused by Burkholderia cepacia, Stenotrophomonas maltophilia, Alcaligenes xylosoxidans, and multidrug resistant Pseudomonas aeruginosa, using a concentrated formulation of aztreonam lysinate delivered as an aerosol or dry powder formulation.
Inventor(s):	Alan Bruce Montgomery
Assignee:	Gilead Sciences Inc
Application Number:	US11/732,234
Patent Claim Types: see list of patent claims	Use; Composition; Formulation; Delivery;

Drugs Protected by US Patent 7,427,633

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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

International Family Members for US Patent 7,427,633

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Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
European Patent Office	1353647	⤷ Start Trial	C300492	Netherlands	⤷ Start Trial
European Patent Office	1353647	⤷ Start Trial	91851	Luxembourg	⤷ Start Trial
European Patent Office	1353647	⤷ Start Trial	CA 2011 00021	Denmark	⤷ Start Trial
European Patent Office	1353647	⤷ Start Trial	365	Finland	⤷ Start Trial
European Patent Office	1353647	⤷ Start Trial	11C0030	France	⤷ Start Trial
European Patent Office	1353647	⤷ Start Trial	1190027-1	Sweden	⤷ Start Trial
>Country	>Patent Number	>Estimated Expiration	>Supplementary Protection Certificate	>SPC Country	>SPC Expiration

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