CA Patent

CA2640673A1 — Rolling tool with integrated drawing stage

Assigned to Mueller Weingarten AG · Expires 2007-08-23 · 19y expired

What this patent protects

The invention relates to a method and a tool for producing cylindrical workpieces having longitudinal grooves, in which a drawing stage integrated in the tool precedes the actual rolling operation and in which the forming rollers (13) are mounted in two bearing shell halves (11,1…

USPTO Abstract

The invention relates to a method and a tool for producing cylindrical workpieces having longitudinal grooves, in which a drawing stage integrated in the tool precedes the actual rolling operation and in which the forming rollers (13) are mounted in two bearing shell halves (11,12).

Drugs covered by this patent

Patent Metadata

Patent number
CA2640673A1
Jurisdiction
CA
Classification
—
Expires
2007-08-23
Drug substance claim
No
Drug product claim
No
Assignee
Mueller Weingarten AG
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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