Last Updated: June 9, 2026

Details for Patent: 5,980,867

Name: Drug Patent Intelligence for US Patent 5980867
Creator: DrugPatentWatch
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Summary for Patent: 5,980,867

Title:	Flunisolide aerosol formulations
Abstract:	Pharmaceutical aerosol formulations comprising flunisolide, ethanol, and a propellant selected from the group consisting of 1,1,1,2-tetrafluoroethane, 1,1,1,2,3,3,3-heptafluoropropane, and a mixture thereof.
Inventor(s):	Tsi-Zong Tzou, Robert K. Schultz, Danna L. Ross
Assignee:	3M Innovative Properties Co
Application Number:	US09/110,796
Patent Claim Types: see list of patent claims	Use; Formulation;

Drugs Protected by US Patent 5,980,867

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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 5,980,867

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Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
Australia	1098695	⤷ Start Trial
Australia	680967	⤷ Start Trial
Canada	2178473	⤷ Start Trial
Germany	69424181	⤷ Start Trial
Denmark	0735884	⤷ Start Trial
European Patent Office	0735884	⤷ Start Trial
>Country	>Patent Number	>Estimated Expiration	>Supplementary Protection Certificate	>SPC Country	>SPC Expiration

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