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:
Nov. 03, 2026

Filed:

Jul. 07, 2025
Applicant:

Rtx Corporation, Farmington, CT (US);

Inventors:

Calvin Jay Winder, Cromwell, CT (US);

Fadi S. Maalouf, East Hampton, CT (US);

Matthew E. Bintz, West Hartford, CT (US);

Peter T. Schutte, Manchester, CT (US);

Pieter Van Lieu, Cheshire, CT (US);

Justin Roger Delarm, Bolton, CT (US);

Anna Lauren Wright, Poulsbo, WA (US);

Hamidreza Mohseni, Avon, CT (US);

David R. Lyders, Glastonbury, CT (US);

Xiaomei Fang, South Glastonbury, CT (US);

Assignee:

RTX CORPORATION, Farmington, CT (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 11/00 (2006.01); C04B 35/628 (2006.01); C04B 35/83 (2006.01); F02C 7/28 (2006.01);
U.S. Cl.
CPC ...
F01D 11/003 (2013.01); C04B 35/62873 (2013.01); C04B 35/83 (2013.01); F02C 7/28 (2013.01); C04B 2235/422 (2013.01); C04B 2235/5248 (2013.01); C04B 2235/5252 (2013.01); F05D 2220/32 (2013.01); F05D 2230/10 (2013.01); F05D 2240/55 (2013.01);
Abstract

A method for processing a seal for a gas turbine engine includes providing a carbon fiber preform, densifying the carbon fiber preform with a carbon matrix to form a carbon/carbon composite ring, and forming a seal by cutting the carbon/carbon composite ring to form at least one seam at which opposed ends of the carbon/carbon composite ring meet.


Find Patent Forward Citations

Quick Actions:

Winder, Calvin. (2026). Gas turbine engine with carbon/carbon composite piston seal (U.S. Patent No. 12781637). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12781637

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

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