The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 01, 1998

Filed:

Apr. 12, 1996
Applicant:
Inventors:

Mark Nixon, Round Rock, TX (US);

Robert B Havekost, Austin, TX (US);

Larry O Jundt, Round Rock, TX (US);

Dennis Stevenson, Round Rock, TX (US);

Michael G Ott, Austin, TX (US);

Arthur Webb, Leicestershire, GB;

Mike Lucas, Leicestershire, GB;

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G05B / ;
U.S. Cl.
CPC ...
364188 ; 364146 ; 364136 ; 364152 ; 364192 ;
Abstract

A process control system includes a user interface which supports multiple IEC-1131 standard control languages and user-selection from among the control languages. From a single application routine, a user selects a control language from among a plurality of control languages including, for example, Function Blocks, Sequential Function Charts, Ladder Logic and Structured Text, to implement a control strategy.


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