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. 08, 1980
Filed:
Feb. 22, 1978
George J Gendron, Houston, TX (US);
Raymond International Builders, Inc., Houston, TX (US);
Abstract
A pipeline is installed by forming a ground surface below the desired grade of the pipeline, holding a pipe length at the desired grade while injecting a hardenable fluid material into a bag positioned between the pipe length and the underlying ground surface so that after the material hardens the bag provides a temporary support for the pipe length at the proper grade and thereafter installing a permanent support by placing hard granular material between the remainder of the underside of the pipe length and the underlying ground surface.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile