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:
Aug. 26, 2025
Filed:
Feb. 04, 2022
Saint-gobain Centre DE Recherches ET D'etudes Europeen, Corbevoie, FR;
Jerome Brulin, Williamsville, NY (US);
Gilles Rossiquet, Louzac Saint-Andre, FR;
Matthieu Graveleau, Avignon, FR;
SAINT-GOBAIN CENTRE DE RECHERCHES ET D'ETUDES EUROPEEN, Corbevoie, FR;
Abstract
Anti-ballistic armor element, comprising a ceramic body comprising a sintered material consisting of ceramic grains with a Vickers hardness of more than 5 GPa, the total pore volume of said material being between 0.5 and 10%, said ceramic body being characterized in that the cumulative volume of pores with a diameter of between 30 and 100 micrometers represents between 0.2 and 2.5% of the volume of said material, the cumulative volume of pores with a diameter of more than 100 micrometers is less than 0.2% of the volume of said material, the remainder of said total pore volume consisting of pores whose diameter is less than 30 micrometers.