[mcherm]

Another possibility would be to create some system with an opportunity for an adversarial legal process. Allowing experts in the field to weigh in (providing prior art and/or professional opinions on patentability) might take some of the burden off the patent examiners themselves.

[btrettel]

One form of this already exists: https://www.uspto.gov/patents/initiatives/third-party-preiss...

Almost no one uses it, unfortunately.