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.
Patent No.:
Date of Patent:
Aug. 09, 1988
Filed:
Mar. 29, 1985
Applicant:
Inventors:
Leroy C Delatorre, Sugar Land, TX (US);
Homer M Wilson, Houston, TX (US);
E Rene Pingenot, Springfield, MO (US);
Assignee:
Panex Corporation, Sugar Land, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B / ;
U.S. Cl.
CPC ...
364422 ; 73151 ;
Abstract
A self-contained, down hole powered electrical system in which a well tool microprocessor and circuitry can be programmed from an external microprocessor and verified as to functional capabilities and data can be retrieved from the tool by use of a current and voltage encoded binary system. Further, the system includes an alarm system for verifying the operation of the tool.