CN Patent

CN1939547A — 具有驱动装置和锁紧装置的注射器组件

Assigned to NEEDLELESS VENTURES Inc · Expires 2007-04-04 · 19y expired

What this patent protects

公开的是一种具有驱动装置和锁紧装置的注射器组件，前者用于向目标注射物质；后者则用于保持驱动装置，直到驱动装置附近的腔内形成压力预定值为止。

USPTO Abstract

公开的是一种具有驱动装置和锁紧装置的注射器组件，前者用于向目标注射物质；后者则用于保持驱动装置，直到驱动装置附近的腔内形成压力预定值为止。

Drugs covered by this patent

sufentanil-citrate (SUFENTANIL CITRATE)

Patent Metadata

Patent number: CN1939547A
Jurisdiction: CN
Classification: —
Expires: 2007-04-04
Drug substance claim: No
Drug product claim: No
Assignee: NEEDLELESS VENTURES Inc
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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