Last Updated: November 8, 2026

Patent: 7,918,833

Summary for Patent: 7,918,833

Title:	Pen-type injector
Abstract:	The present invention relates to injectors, such as pen-type injectors, that provide for administration of medicinal products from a multidose-cartridge and permit a user to set the delivery dose. The injector may include a housing, a piston rod adapted to operate through the housing, a dose dial sleeve located between the housing and the piston rod, and a drive sleeve located between the dose dial sleeve and the piston rod. The dose dial sleeve may have a helical thread of first lead and the drive sleeve may have a helical groove of second lead. The first lead of the helical thread and the second lead of the helical groove may be the same.
Inventor(s):	Robert Frederick Veasey, Robert Perkins, David Aubrey Plumptre
Assignee:	Sanofi Aventis Deutschland GmbH
Application Number:	US11/483,546
Patent Claims:	see list of patent claims

Details for Patent 7,918,833

Glossary

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Applicant	Tradename	Biologic Ingredient	Dosage Form	BLA	Approval Date	Patent No.	Expiredate
Eli Lilly And Company	BASAGLAR	insulin glargine	Injection	205692	December 16, 2015	7,918,833	2026-07-11
Eli Lilly And Company	BASAGLAR	insulin glargine	Injection	205692	November 15, 2019	7,918,833	2026-07-11
>Applicant	>Tradename	>Biologic Ingredient	>Dosage Form	>BLA	>Approval Date	>Patent No.	>Expiredate

International Patent Family for US Patent 7,918,833

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Country	Patent Number	Estimated Expiration
Argentina	043458	⤷ Start Trial
Argentina	043459	⤷ Start Trial
Austria	E394133	⤷ Start Trial
>Country	>Patent Number	>Estimated Expiration

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