Toyota files a new trademark at the United States Patent and  Trademark Office (USPTO). The trademark's for TX550h+, under the  classification of "automobiles and structural parts thereof." The  trademark was submitted on March 16, 2022.
 This  will be the third trademark application by the Japanese automaker in  relation to the TX, following the submissions for TX350 and TX500h  trademarks in 2020; both are still marked as "live" as of this writing.
 As  we all know, this alphanumeric naming convention is used on Lexus  vehicles, the luxury arm of Toyota. The 'X' represents that the vehicle  is an SUV/crossover while the 'h' tells us that it's a hybrid.
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