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:
May. 26, 2020

Filed:

Dec. 20, 2017
Applicant:

Cfs Concrete Forming Systems Inc., Vancouver, CA;

Inventors:

George David Richardson, Vancouver, CA;

Semion Krivulin, Richmond, CA;

Jorge Ricardo Rosas-Gracida, Burnaby, CA;

Zi Li Fang, New Westminster, CA;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E04G 23/02 (2006.01); E02D 37/00 (2006.01);
U.S. Cl.
CPC ...
E04G 23/0218 (2013.01); E02D 37/00 (2013.01); E04G 23/02 (2013.01); E04G 23/0203 (2013.01);
Abstract

Methods are provided for repairing an existing structure to cover at least a portion of the existing structure with a repair structure. Such methods comprise mounting one or more standoff retainers to the existing structure; coupling one or more standoffs to the standoff retainers such that the standoffs extend away from the existing structure; coupling one or more cladding panels to the standoffs such that the panels are spaced apart from the structure to provide a space therebetween; and introducing a curable material to the space between the panels and the existing structure, the panels acting as at least a portion of a formwork for containing the curable material until the curable material cures to provide a repair structure cladded, at least in part, by the panels. Corresponding apparatus for effecting such methods are also provided.


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