MPEP Q&A 149: Four Categories of Invention Recited in 35 U.S.C. 101 - a podcast by Lisa Parmley, USPTO Patent Practitioner #51006
from 2018-07-03T14:00:52
Question: What are the 4 categories of invention recited in 35 U.S.C. 101? Answer: The four categories of invention recited in 35 U.S.C. 101 are: process, machine, manufacture, or composition of matter. Chapter Details: The answer to this question can be found in chapter 700 of the MPEP. This chapter covers Examination of applications. The answer is from the 9th Edition, Revision 07.2015. Depending on future changes to the MPEP, the question and answer may be applicable in later Editions or revisions. Section Summary: This question and answer comes from section 706 of the MPEP. The following is a brief…
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