Writing instrument

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Information

Patent Grant
D312837

References
Source

Patent Number
D312,837
Date Filed
Tuesday, December 22, 1987
36 years ago
Date Issued
Tuesday, December 11, 1990
33 years ago

Inventors
- Shigeo Oka
Original Assignees
- PENTEL KABUSHIKI KAISHA
Examiners
- Dunkins; Bruce W.
- Thompson; Martha
Agents
- Wenderoth, Lind & Ponack

US Classifications
- D19 - Office supplies
Field of Search
- US
- D19 35
- D19 36
- D19 41-51
- D19 54-58
- 401 99
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a writing instrument, as described and shown.

Priority Claims (1)

Number	Date	Country	Kind
62-26566	Jun 1987	JPX

US Referenced Citations (2)

Number	Name	Date	Kind
D233631	Defores	Nov 1974
D252934	Carre D19 57	Sep 1979