What is the difference between combining and substituting equivalents in patent law?
In patent law, there is a distinction between combining equivalents and substituting equivalents, as outlined in MPEP 2144.06. The key differences are: Combining Equivalents: This involves using two or more components together, each known for the same purpose, to create a new composition or method for that same purpose. The In re Kerkhoven case exemplifies…
Read MoreHow does combining equivalents affect patent obviousness?
Combining equivalents can affect patent obviousness by making a new composition or method prima facie obvious. According to MPEP 2144.06: “It is prima facie obvious to combine two compositions each of which is taught by the prior art to be useful for the same purpose, in order to form a third composition to be used…
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