Patent · US Expired

Shellfish opening knife utensil

US5216812A · kind A · utility

12Cited by
4References
7Claims
0Family size

Inventor

Key dates

Filing dateSep 11, 1991
Grant dateJun 8, 1993
Priority date
Expiry dateSep 11, 2011

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA47G21/065
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A knife utensil for separating shell members of a mollusk comprised of a bar member having a blade portion mounted to retaining members forming a handle and formed with an arcuate upper honed edge and a concave-shaped lower honed edge defining a point at a free end disposed between a centerline of a bar member and a point at which the upper surface meets the retaining members.

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