Application Patents Don’t Apply
Posted by: Bruce in Obviousness, Patent Quality, Patentablility, claims, tags: Low Value Patent, Obviousness, Patent Strategy, patentabilityCan you get a patent for a new use of an existing technology? I was a room monitor at last week’s “Ignite Clean Energy” competition semi-finals; that meant I needed to stay out of the evaluation of the presenters. It was tough to bite my tongue as semi-truths flew around the room but the one discussion that was particularly troubling was the suggestion that a presenter had applied for a patent covering all use of a known technology to his problem. Ain’t gonna happen, at least not in any meaningful way.
This idea that you can get a broad (and enforceable) patent that will prevent competitors from applying an existing technology to whole area of use - a so-called “application patent” - just because you think you were the first to think of making that connection is not limited to naive young entrepreneurs. Like children at the make-your-own-sundae bar our eyes are bigger than our stomachs, we often think we can stake out entire fields of use just by stating the obvious (that technology X can be used in area Y). And the USPTO, pre-KSR, acted as our enabler, granting patents that never should have seen the light of day.
That’s not to say you shouldn’t try to get some patent protection - rather, I am saying that the patent protection that you get is proportional to how unexpected or (heaven help us) non-obvious your invention is.
Consider Dannon’s Activa® yogurt. As part of the pro-biotic fad they claim that including naturally occurring intestinal bacteria in the yogurt helps with bowel regularity (presumably by increasing its population in the bowel). We hope they’ve carefully cultured the particular strain of bacteria they use, perhaps even genetically modifying it.
Can they get a patent for the use of any intestinal bacteria in foodstuffs for the purpose of improving health or regularity; doubt it. Can they get a patent for a new “yogurt food” that includes a dose of their particular strain of bacteria; perhaps (except it appears someone else already has, see US7195906). Can they get a patent on a genetically modified bacteria; almost certainly.
The lesson is for those of us on finite IP budgets is to carefully evaluate what we really have and to adjust our patent strategy to match.

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