Patent · US Active

Anodized clad copper cookware

US8939313B2 · kind B2 · utility

2Cited by
3References
21Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 18, 2010
Grant dateJan 27, 2015
Priority date
Expiry dateFeb 2, 2033

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC25D9/06
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

An article of cookware has a copper core and is surrounded by relatively thinner outer aluminum layers. The outer aluminum layers are preferably anodized to provide a relatively inert hard and scratch resistant durable finish. This anodized finish also readily accepts non-stick finishes.

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