Patent · US Expired

Compartmentalized key chain

US4936444A · kind A · utility

5Cited by
4References
4Claims
0Family size

Inventor

Key dates

Filing dateMay 8, 1989
Grant dateJun 26, 1990
Priority date
Expiry dateMay 8, 2009

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA45C15/00
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

Abstract

A key chain carrying a plurality of individually attachable cylindrical compartments with each compartment carrying items therein necessary to the user. In particular a compartment includes a visual data scroll which can be extracted therefrom by the user for information purposes, and thereafter retracted by spring actuated means similar to a window shade. Another compartment includes a buzzer alarm system comprised of a sound unit, a battery and switch electrically connected to actuate the alarm. Still another compartment includes a flash light system composed of a light bulb a battery and switch all electrically connected to energize the light.

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