Patent · US Expired

File folder for attache case

US4976340A · kind A · utility

4Cited by
11References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 6, 1990
Grant dateDec 11, 1990
Priority date
Expiry dateFeb 6, 2010

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S190/90
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

Abstract

An attache case has a generally rectangular container and a lid hinged to the container. An accordion type file folder is attached to the lid. A U-shaped spring attached to the lid adjacent its hinge to the container normally urges the file folder to a closed condition.

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