Patent · US Expired

Process control

US6834388B1 · kind B1 · utility

17Cited by
31References
17Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 12, 1999
Grant dateDec 21, 2004
Priority date
Expiry dateMar 12, 2019

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG05B2219/34263
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

A software development toolkit allows a user to create one or more real-time interactive control and communication software objects for use in connection with a computer and a machine which communicate pursuant to a standard communication protocol for process control. The toolkit allows, for example, a user to create ActiveX controls that are OPC compliant.

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