Last Updated: August 9, 2026

Details for Patent: 5,662,918

Name: Drug Patent Intelligence for US Patent 5662918
Creator: DrugPatentWatch
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Summary for Patent: 5,662,918

Title:	Pharmaceutical agents containing diphosphonic acids and salts thereof
Abstract:	The invention concerns pharmaceutical preparations that are stable on storage, which contain at least one diphosphonic acid and/or at least one physiologically acceptable salt of such an acid as the active substance.
Inventor(s):	Gerhard Winter, Bernhard Pichler, Heinrich Woog, Werner Heller
Assignee:	Hoffmann La Roche Inc
Application Number:	US08/387,818
Patent Claim Types: see list of patent claims	Use; Formulation; Device;

Drugs Protected by US Patent 5,662,918

Glossary

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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: 5,662,918

Foriegn Application Priority Data
Foreign Country	Foreign Patent Number	Foreign Patent Date
Germany	42 28 552.6	Aug 27, 1992

PCT Information
PCT Filed	August 19, 1993	PCT Application Number:	PCT/EP93/02217
PCT Publication Date:	March 17, 1994	PCT Publication Number:	WO94/05297

International Family Members for US Patent 5,662,918

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Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
Austria	151636	⤷ Start Trial
Australia	4949993	⤷ Start Trial
Canada	2141964	⤷ Start Trial
Germany	4228552	⤷ Start Trial
Germany	59306211	⤷ Start Trial
>Country	>Patent Number	>Estimated Expiration	>Supplementary Protection Certificate	>SPC Country	>SPC Expiration

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