found 2 in 644ms
patent
score
priority
expiry  
expired
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current assignee
title
6544935471999-07-092020-07-06112The Lubrizol Corporation;  Nitrogen-containing esterified carboxy-containing interpolymers having enhanced oxidative stability and lubricants containing them
11923574792021-05-042042-09-1500Toyota Motor Engineering & Manufacturing Nort…;  Fuel cell powertrain with integrated air filter