GB Patent

GB0315791D0 — Two component molded valve stems

Assigned to 3M Innovative Properties Co · Expires 2003-08-13 · 23y expired

What this patent protects

The present invention relates to a novel design for a metering valve that provides improved consistency of formulation delivery. Generally, the metering valve includes (a) a valve stem that generally defines a longitudinal axis and includes a body portion having a metering surfac…

USPTO Abstract

The present invention relates to a novel design for a metering valve that provides improved consistency of formulation delivery. Generally, the metering valve includes (a) a valve stem that generally defines a longitudinal axis and includes a body portion having a metering surface, wherein the longitudinal axis and a plane tangential to at least a portion of the metering surface define an angle from about 2° to about 90°; and (b) a valve body having an internal chamber defined at least in part by the body wall and includes a metering portion configured to substantially conform to the metering surface of the valve stem.

Drugs covered by this patent

Patent Metadata

Patent number
GB0315791D0
Jurisdiction
GB
Classification
—
Expires
2003-08-13
Drug substance claim
No
Drug product claim
No
Assignee
3M Innovative Properties Co
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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