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. 19, 2025
Filed:
Nov. 08, 2019
Applicant:
Rtx Corporation, Farmington, CT (US);
Inventors:
Richard Wesley Jackson, Mystic, CT (US);
Ying She, East Hartford, CT (US);
Gajawalli V. Srinivasan, South Windsor, CT (US);
Assignee:
RTX CORPORATION, Farmington, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C04B 35/80 (2006.01); C04B 35/01 (2006.01); C04B 35/622 (2006.01); C04B 41/50 (2006.01);
U.S. Cl.
CPC ...
C04B 41/5042 (2013.01); C04B 35/62236 (2013.01); C04B 35/62281 (2013.01);
Abstract
Disclosed is a coated ceramic fiber including a zirconium interface coating layer deposited on the ceramic fiber, a zirconium dioxide interface coating layer adjacent to the zirconium interface coating layer, and an additional interface coating layer adjacent to the zirconium dioxide interface coating layer, wherein zirconium dioxide interface coating layer forms micro cracks after a crystal structure transformation. The coated ceramic fiber may be included in a composite material having a ceramic matrix.