Trevor O'Neill

Trevor O'Neill

Sterne, Kessler, Goldstein & Fox P.L.L.C.

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The Goods on IP - July 2018: Clearing up Conjunctive Claim Construction: PTAB Guidance on the Use of "At Least One Of"

The phrase “at least one of” is used in claims to indicate selection from a group of elements that follows the phrase. When used, practitioners may grapple with whether “at least one of A and B” or “at least one of A or B” is...more

8/6/2018  /  Administrative Appeals , Claim Construction , Ex Parte , Patent Applications , Patent Examinations , Patent Prosecution , Patent Trial and Appeal Board , Patents
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