Patent · US Expired

Water closet coupling

US4406480A · kind A · utility

33Cited by
11References
1Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 11, 1981
Grant dateSep 27, 1983
Priority date
Expiry dateMay 11, 2001

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S285/915
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

An improved plumbing fitting for coupling a water closet to a building surface and to the drain waste pipe which eliminates the need for cutting off the waste pipe beneath the floor level.

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