Your focus while preparing drafting for the exam should be to practice writing patent applications for simple mechanical or pharma inventions. Try to find a prep course.Your best shot, in my opinion, is to head to the local law school's library. Aspiring patent agents preparing for the Patent Agent Examination. This is around the patent drafting questions appearing in the patent agent examination also known as P2 C3. This process includes consulting, drafting, filing, and responding to the USPTO to get an approved patent. Drafting generally includes 02 questions with the choice of invention disclosures. The patent bar consists of 100 multiplechoice questions, administered in two sections of three hours each. The program provides free legal assistance to underresourced inventors interested in securing patent protection for their inventions. Find the best patents attorney serving Maricopa County.