For questions relating to the USPTO rules related to prior art or what constitute prior art. For REQUESTS FOR PRIOR ART please use the [prior-art-request] tag.
There is one type of question on which to use the prior-art tag:
- Prior Art Clarification: Questions that are clarifying what constitutes valid prior art (such as Can a YouTube video be submitted as prior art?) or USPTO rules related to prior art.
When requesting prior art for a particular US Patent Application or US Patent please use prior-art-request tag.