Patent · US Expired

Circuits for increasing the reliability of an iontophoretic system

US6678555B2 · kind B2 · utility

20Cited by
37References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 22, 2002
Grant dateJan 13, 2004
Priority date
Expiry dateApr 22, 2022

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61N1/30
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

Circuits are provided for increasing the reliability of an iontophoretic drug delivery system. Such circuits detect the failure of a crystal oscillator of the system, the failure of a voltage reference of the system, or the impending failure of a battery power source of the system.

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