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. 25, 2026
Filed:
Jun. 28, 2023
Pratt & Whitney Canada Corp., Longueuil, CA;
Ignatius Theratil, Mississauga, CA;
Krishna Prasad Balike, Brampton, CA;
Ernest Adique, Brampton, CA;
Anthony Bruni, Toronto, CA;
Nicola Houle, Montreal, CA;
Karan Anand, Mississauga, CA;
PRATT & WHITNEY CANADA CORP., Longueuil, CA;
Abstract
A gas turbine engine includes a propulsor, a compressor section and a turbine section, at least one of the propulsor, compressor section and turbine section having at least one row of blades mounted in a rotor. There is a plurality of circumferentially spaced blades in the at least one row. The plurality of blades in the at least one row each having a platform with an airfoil extending radially outwardly of the platform. The airfoils in a first group of said plurality of rotating blades has a different shape than the airfoils in a second group of the plurality of blades.