Patent · US Expired

Expanding file portfolio

US6910621B2 · kind B2 · utility

2Cited by

7References

15Claims

0Family size

Assignee

It's Academic of Illinois, Inc. · US

Inventors

Bruce Shapiro · Northbrook, US
David D. Stone · Falmouth, US
David Shapiro · Rishon LeZion, IL

Key dates

Filing date	Oct 29, 2002
Grant date	Jun 28, 2005
Priority date	—
Expiry date	Feb 6, 2023

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB42P2241/02
WIPO fieldOther consumer goods
WIPO sectorOther fields

Abstract

An expanding file portfolio that comprises a front panel member, a rear panel member and a spine member, all of which are made from a substantially rigid plastic material. The spine member has a base portion, a front section and a rear section. The front section of the spine member overlaps and is attached to a portion of the front panel member and the rear section of the spine member overlaps and is attached to a portion of the rear panel member. A divider insert member extends between the front panel member and the rear panel member.

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