Patent · US Expired

Self-stirring pitcher

US4967939A · kind A · utility

26Cited by
10References
5Claims
0Family size

Inventor

Key dates

Filing dateMay 30, 1989
Grant dateNov 6, 1990
Priority date—
Expiry dateMay 30, 2009

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01F35/3202
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A self-stirring container for a consumable liquid having an integral stirring apparatus including a hollow handle and a pump which pumps liquid from the bottom of the container up through the handle and back into the top of the container thereby mixing the liquid in a continuous manner until it becomes homogeneous.

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