US Patent

US10022509 — Dose counter for inhaler having a bore and shaft arrangement

Formulation · Assigned to Teva Pharmaceuticals Ireland · Expires 2031-05-18 · 5y remaining

Vulnerability score 31/100 Strong — defensible against typical IPR challenges

What this patent protects

This patent protects a dose counter for an inhaler with a specific mechanism for incrementally driving a display tape.

USPTO Abstract

A dose counter for an inhaler, the dose counter having a display tape arranged to be incrementally driven from a tape stock bobbin onto an incremental tape take-up drive shaft, the bobbin having an internal bore supported by and for rotation about a support shaft, at least one of the bore and support shaft having a protrusion which is resiliently biased into frictional engagement with the other of the bore and support shaft with longitudinally extending mutual frictional interaction.

Drugs covered by this patent

Patent Metadata

Patent number
US10022509
Jurisdiction
US
Classification
Formulation
Expires
2031-05-18
Drug substance claim
No
Drug product claim
Yes
Assignee
Teva Pharmaceuticals Ireland
Source
FDA Orange Book + USPTO grounding via Google Patents

Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

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