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:
Apr. 21, 1987
Filed:
Mar. 11, 1985
Applicant:
Inventor:
James R Reaux, LaFayette, LA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16L / ;
U.S. Cl.
CPC ...
138 89 ; 138 97 ;
Abstract
A workman safety tool for use in the maintenance and repair of open pipelines, and comprising an anchor and a seal that are simultaneously operable and actuated by remote pressure application to ensure securement of the tool while work proceeds, with a pressure test plug and valve to determine and/or to release pressure before release of the tool.