The United States Patent and Trademark Office, Office of Enrollment and Discipline  web site contains information on requirements for admission to the patent bar, notice of examinations, exam questions and answers, and exam results.
Commercial Courses for the Patent Bar:
- Intellectual Properties Enterprises  - Provides an array of online and print Patent Bar Review materials, from a Basic Patent Training Course to a 12-month course.
- Practising Law Institute (PLI) Patent Office Registration Exam Course  - PLI's Patent Bar Review course is offered in live sessions in multiple regional locations, as well as via video lectures.
- Patent Resources Group Patent Bar Review  - Offers a 5-day live course in multiple regional locations, as well as several webinars and an on-demand course.
links checked LER 6/13; edit LER 6/16