Patent · US Expired

Caulking tool

US5239725A · kind A · utility

19Cited by
5References
5Claims
0Family size

Inventor

Key dates

Filing dateOct 28, 1991
Grant dateAug 31, 1993
Priority date
Expiry dateOct 28, 2011

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE04F21/1652
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A caulking tool of flat, square-shaped plastic having each of its four corners rounded to form four different radii. The caulking tool is used after caulking material is applied to create a compacted, smooth, uniform bead. It is unique in its method of use and the choice of four different radii offering four choices of bead size from one tool.

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