Payment card system and method

US8807437B2 · kind B2 · utility

Assignee

• Visa International Service Association · US

Inventors

• Sonia Reed · Danville, US
• Kenneth Sippola · San Francisco, US
• William Alexander Thaw · San Mateo, US
• Mustafa Top · San Ramon, US
• Steven Crouch-Baker · Palo Alto, US
• Francis Louis Tanzella · Newark, US
• Esperanza Alvarez · Menlo Park, US
• John Stephens Stotts · Santa Clara, US
• William B. Bedwell · Palo Alto, US

Key dates

• Filing date: Mar 5, 2012
• Grant date: Aug 19, 2014
• Expiry date: Mar 5, 2032

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T29/49885
• WIPO field: Computer technology
• WIPO sector: Electrical engineering

Abstract

Embodiments of the invention relate to payment cards and methods for making payment cards. In one embodiment, a card comprises a first layer and a second layer adjacent to the first layer. The second layer comprises a plurality of particles comprising metal, and the plurality of particles comprise at least about 15 volume % of the second layer. In another embodiment, a mixture is prepared comprising polymer and a plurality of particles comprising metal. The plurality of particles comprise at least about 15 volume % of the mixture. The mixture is pressed and an outer layer is applied. The mixture and outer layer are then cut to form the card.