Questions tagged [means-plus-function]

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Can there be multiple recitations of corresponding structure for a means-plus-function claim? [USA]

Basically, the question is: does one get free disjunction with means-plus-function claim limitations? In other words, if the claim recites "means for fastening", and the specification ...
bhuff36's user avatar
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To what extent can an applicant argue against MPF interpretation before the USPTO? [USA]

Suppose a patent Examiner applies the 3-prong test outlined in MPEP 2181(I) to a claim limitation and makes the determination that 112(f) applies. The guidance in the MPEP explicitly states that ...
bhuff36's user avatar
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Is there any difference between "connoting structure" and "sufficient structure to perform" the function? [USA]

There is a line of cases where 112(f) is avoided by specifying a term that "connotes structure" and is modified by operation of that term. Apparently separately, there is the notion that 112(...
bhuff36's user avatar
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Spelling out doses in method claims with “therapeutically effective dose” language

I’m writing method claims for a nutritional supplement like the following— A method of reducing [a health condition] of a subject, comprising administering to the subject a therapeutically effective ...
Lou's user avatar
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Method Claims vs. Means Plus Function

There seems to be a lot of controversy surrounding means-plus-function claims. From what I can gather a means-plus-function claim gives coverage to any methodology of achieving the prescribed claim ...
Jordan McBain's user avatar