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:
Mar. 17, 2026

Filed:

May. 22, 2025
Applicant:

Rtx Corporation, Farmington, CT (US);

Inventors:

Evan B Callaway, Goleta, CA (US);

Olivier H Sudre, Glastonbury, CT (US);

Assignee:

RTX CORPORATION, Farmington, CT (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F23R 3/00 (2006.01); F02C 7/00 (2006.01); C04B 41/00 (2006.01); C04B 41/50 (2006.01); C04B 41/52 (2006.01); C04B 41/89 (2006.01);
U.S. Cl.
CPC ...
F23R 3/007 (2013.01); F02C 7/00 (2013.01); C04B 41/009 (2013.01); C04B 41/5059 (2013.01); C04B 41/52 (2013.01); C04B 41/89 (2013.01); F05D 2300/611 (2013.01);
Abstract

A ceramic-containing material, comprising a substrate comprising a ceramic material; an interface coating layer disposed on the ceramic material; and a crystalline matrix disposed on the interface coating layer, the crystalline matrix being substantially free of an amorphous phase and comprising a boron-doped material having a boron dopant present in an amount of less than approximately 10 atomic weight percent.


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