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:
Feb. 11, 1992
Filed:
Oct. 31, 1990
Applicant:
Inventor:
Raymond J Roussy, Surrey, B.C., CA;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B / ; F16L / ;
U.S. Cl.
CPC ...
175320 ; 285286 ; 285330 ;
Abstract
A drill pipe for combination rotary-vibratory drills. The pipe includes an elongated pipe member and a connector for connecting the drill pipe to another drill pipe. The connector includes a threaded member at one end of the pipe member. The connector and pipe member have overlapping portions. The portion of one of the members has a plurality of circumferentially spaced-apart slots which are generally aligned axially with the pipe member, and welds along the slots securing the pipe member and connection member together.
Roussy, Raymond. (1992). Drill pipes for rotary-vibratory drills (U.S. Patent No. 5086854). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5086854
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile