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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.:

US 12449162 B1

PDFFull Text
Date of Patent:
Oct. 21, 2025

Filed:

Nov. 24, 2021

System for heat exchange between a building and the earth's sub-soil comprising the circulation of phase change materials in a closed circuit

Applicant:

Ifp Energies Nouvelles, Rueil-Malmaison, FR;

Inventors:

Isabelle Durand, Rueil-Malmaison, FR;

Habiba Boulharts, Rueil-Malmaison, FR;

Bernard Bourbiaux, Rueil-Malmaison, FR;

Vivien Esnault, Rueil-Malmaison, FR;

Jean-Francois Lecomte, Rueil-Malmaison, FR;

Vlasios Leontidis, Rueil-Malmaison, FR;

Marie Marsiglia, Rueil-Malmaison, FR;

Elena Sanz, Rueil-Malmaison, FR;

Assignee:

IFP ENERGIES NOUVELLES, Rueil-Malmaison, FR;

Attorney:

FITCH, EVEN, TABIN & FLANNERY, LLP

Primary Examiner:

Travis Ruby

Int. Cl.
CPC ...
F24T 10/10 (2018.01);
U.S. Cl.
CPC ...
F24T 10/10 (2018.05);
Abstract

The present invention relates to a system of heat exchange between a building () and the Earth's subsurface (), comprising a closed loop with at least one pipe () installed in said subsurface () for heat exchange with subsurface (), and connected by connecting pipes () to at least one pipe () installed in said building () for heat exchange with building (), the closed loop comprising a circulation pump (P) for circulating a fluid through said closed loop, and the fluid comprising capsules containing phase change materials. The invention also relates to a method for cooling or heating a building () from the heat exchange system between a building () and the Earth's subsurface ().

Find Patent Forward Citations

Durand, Isabelle. (2025). System for heat exchange between a building and the earth's sub-soil comprising the circulation of phase change materials in a closed circuit (U.S. Patent No. 12449162). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12449162

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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