[header] How to get cat urine smell out of carpet [title] Blot up the urine if it's still wet. [step] Using a paper towel (or a cloth towel that you can discard), press down on the spot where your cat urinated to blot up the liquid. Repeat this method until the area is mostly dry. 
[substeps] If the spot has happened a while ago, you can skip this step. If you have a blacklight, you can use this to find old, dried cat urine.