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Last updated: September 23, 2026

Art Unit 1781

14 examiners with pending office actions • Chemistry & Materials (Tech Center 1700)

Art unit baseline (last 5 years, 4,380 dispositions): 48% allowance rate • 802 days median pendency
ExaminerPending apps
ZHANG, MICHAEL N48
KHAN, TAHSEEN46
GUGLIOTTA, NICOLE T38
YANG, ZHEREN J33
FLORES JR, DONALD M32
WEYDEMEYER, ALICIA JANE31
GAITONDE, MEGHA MEHTA31
COPENHEAVER, BLAINE R29
FERGUSON, LAWRENCE D28
VONCH, JEFFREY A23
SIMONE, CATHERINE A23
VINEIS, FRANK J12
WHIPKEY, TARA NOELLE8
FIGG, LAURA B8

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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