These computer-based training (CBT) modules are used in the training of entry-level patent examiners at the United States Patent and Trademark Office (USPTO) and are made available here for use by the general public. This course content applies to patent applications filed under the America Invents Act of 2011. See Examination Guidance and Training Materials for additional materials used to train patent examiners beyond entry level.Note: Please ensure the pop-up blocker is turned off for this page. Patent systemsLearn the various forms of intellectual property and types of patents, who may apply for and what can be patented, and the USPTO's role in the U.S. government.Introduction to patent systems35 U.S.C. 101Become more knowledgeable about 35 U.S.C. 101 and the following topics derived therefrom: statutory categories of invention, the utility requirement, eligible subject matter, and double patenting.35 U.S.C. 101 IntroductionDouble patentingRestrictionRecognize when a restriction may be made under Unity of Invention and U.S. restriction practice and learn how to set up a restriction requirement.Restriction practice Part 1Prior art rejectionsBuild an understanding of 35 U.S.C. 102(a)(1), (a)(2), and (b), as well as 35 U.S.C. 103 and the corresponding concepts and analysis required for prior art rejections. Topics include what qualifies as prior art, making a prima facie case, and the rationales for obviousness.Prior art rejections: An introductionIntroduction to 35 U.S.C. 102(a)(1)Introduction to 35 U.S.C. 102(a)(2) Introduction to 35 U.S.C. 102(b) exceptions35 U.S.C. 103 Part 135 U.S.C. 103 Part 2 35 U.S.C. 103 Part 335 U.S.C. 112Explore 35 U.S.C. 112 sections (a), (b), (d), and (f), and the corresponding concepts and analysis derived therefrom including: written description, enablement, claim clarity, proper dependent claims, and "means plus function" claim language.Introduction to 35 U.S.C. 112(a)Introduction to 35 U.S.C. 112(b) and (d)35 U.S.C. 112(f) IntroductionClaim interpretationLearn how to give claims their broadest reasonable interpretation, including such topics as the effect of the preamble, functional language, intended use, and product by process claims.Claim interpretation Pre-lectureClaim interpretation Part 1Claim interpretation Part 2General/OtherDevelop an understanding of a variety of topics such as types of applications, basic requirements to file an application, the role of the patent examiner, IDSs, after final practice, and RCEs.Basic requirements to file and formalitiesPatent examiner and flow of an applicationTypes of applications SearchLearn search strategy fundamentals to understand a repeatable approach for planning and conducting a complete and thorough search.Search Strategy Some contents linked to on this page require a plug-in for PDF and PPT files.