USB2在2015年08月11日由United States Patent and Trademark Office发布。此项专利的名称为"WHITE OR COLORED TRANSFER PAPER FOR TRANSFERRING IMAGES AND METHOD FOR MANUFACTURING THE SAME",指出了如下摘要: "In order to form color images, the present invention discloses a transfer paper comprising an ink layer formed between a base sheet and a release sheet, the ink layer containing a waterbased ink and a colorant other than black and cyan, magenta, and yellow colorants. The invention also discloses a method for manufacturing the transfer paper."