Patent · US Expired

Writing insert with sealing cap

US4595308A · kind A · utility

5Cited by

5References

10Claims

0Family size

Assignee

A. W. Faber-Castell · DE

Inventors

Harald Schiefnetter · Helmbrechts, DE
Richard E. Meyer · Chicago, US
Rudolf Rosbiegalle · Geroldsgrün, DE

Key dates

Filing date	Aug 8, 1984
Grant date	Jun 17, 1986
Priority date	—
Expiry date	Aug 8, 2004

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB43K8/16
WIPO fieldOther consumer goods
WIPO sectorOther fields

Abstract

A writing implement with a sealing element on a closing cap is mountable over a writing insert having a concentric writing tip, wherein the projecting part of the writing insert is provided with abutment faces and threads on which the closing cap is screwed.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.