Ad blocker interference detected!
Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers
Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.
U.S. patent law Edit
The printed matter doctrine is a judicially-created doctrine that the U.S. Patent Office (PTO) has used to deny patentability to inventions directed to human-readable printed lines, characters, words, and digits that are contained on a medium.