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Last updated: September 23, 2026

Art Unit 1644

11 examiners with pending office actions • Biotechnology & Pharmaceuticals (Tech Center 1600)

Art unit baseline (last 5 years, 5,087 dispositions): 36% allowance rate • 4.1 office actions per allowance • 1,186 days median pendency
ExaminerPending apps
JOHANSEN, PETER N.47
BELYAVSKYI, MICHAIL A41
OUSPENSKI, ILIA I37
JUEDES, AMY E37
SKELDING, ZACHARY S37
DUNN, LINDSAY MICHELLE24
MELCHIOR, JAMES RYLAND22
DRISCOLL, MAUREEN VARINA20
PETRASH, HILARY ANN19
GEORGE, DENNIS CHERIAN8
SWARTWOUT, BRIANNA KENDALL1

Data sourced from USPTO Patent File Wrapper (daily) and Office Action Archive (weekly). Analysis generated by IP Author.

Data: USPTO Patent File Wrapper (daily) • Office Action Archive (weekly) • 89M+ prosecution events

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