Software patent drafting is a promising field because top IT (Internet Technology) companies rely on software patents to protect their products. However, software patent drafting is a relatively unknown field for technical communication students. This paper answers the questions on “how to become a patent writer” and “how to draft a software patent application” This paper provides specific required skills to become a patent writer. In addition, this paper also provides specific guidelines to drafting the most important sections in a software patent application: claim, embodiment, and diagram sections. Two patent experts working for Samsung Electronics have reviewed this work and their feedback was applied to this paper.