Alexandra Cavazos, PhD

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Alexandra Cavazos, PhD, focuses her practice on patent prosecution and intellectual property in the life sciences, using her expertise in biochemistry and molecular biology to help companies maximize the value of their US and international IP portfolios. Alexandra also has significant Hatch-Waxman litigation experience in the small molecule space, as well as PTAB litigation experience relating to large molecules. Read Alexandra Cavazos's full bio.

Applying Collateral Estoppel in IPRs


By on Dec 15, 2022
Posted In Patents

The US Court of Appeals for the Federal Circuit considered whether a dependent claim invalidated by collateral estoppel also invalidates its parental independent claim. Google LLC v. Hammond Devel. Int’l, Inc., Case No. 21-2218 (Fed. Cir. Dec. 8, 2022) (Moore, C.J.; Chen, Stoll, JJ.) The dispute began when Hammond Development sued Google, alleging that Google...

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For Inherent Anticipation, How Many Is Too Many?


By on Oct 13, 2022
Posted In Patents

The US Court of Appeals for the Federal Circuit affirmed a Patent Trial & Appeal Board (Board) decision that prior art disclosing a class of 957 salts could not inherently anticipate claims to a salt within the class because a skilled artisan could not “at once envisage” every class member. Mylan Pharms. Inc. v. Merck...

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