Patent · US Expired

Electronic device including warranty start date

US6798719B1 · kind B1 · utility

3Cited by
6References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 18, 2000
Grant dateSep 28, 2004
Priority date
Expiry dateDec 4, 2021

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11C16/20
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

An electronic device has a central processing unit (CPU), a display, and a memory device. The display and memory device are both coupled to the CPU. The memory device includes a data structure having a born-on-date (BOD) field and a counter field. The BOD field contains a warranty start date for the electronic device. The CPU is capable of displaying the BOD field on the display. The BOD field is updated by said CPU based on the contents of said counter field.

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