Amazon: Wrap Dolls in Pink

Gifts such as dolls should be wrapped in pink paper. Whether it is obvious or not, Amazon now holds the patent on the idea.

Amazon.com has been granted a U.S. patent on "Methods and systems of assisting users in purchasing items," including the use of gift-buying habits to determine the age, gender and birthday of gift recipients, according to a filing Tuesday with the U.S. Patent and Trademark Office.

Articles here and here.