Patent · US Expired

Multipurpose transparency mat cards

US6099928A · kind A · utility

12Cited by
5References
21Claims
0Family size

Inventor

Key dates

Filing dateOct 31, 1997
Grant dateAug 8, 2000
Priority date
Expiry dateOct 31, 2017

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/24793
  • WIPO fieldFurniture, games
  • WIPO sectorOther fields

Abstract

A transparency mat card comprising a mat with a window and a transparency mounted in the window using a weak, removable glue applied to portions of a glue border so that the transparency can be detached intact from the mat card. A picture or other visual pattern is preferably printed or otherwise marked on the transparency, preferably on the rear surface.

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