This Extension of Time was filed at the USPTO Trademark Trial and Appeal Board (TTAB) on January 16, 2023 and assigned serial number 97238190 by the TTAB.

Defendant:
Onsero Therapeutics Inc. represented by BRIAN J. FOCARINO of COOLEY LLP.
Trademark Information: ONSERO – US Trademark Serial Number 97238190
View Trademark Status at USPTO
View Trademark Documents at USPTO

Plaintiff:
MERCK KGAA represented by WILLIAM C. WRIGHT of EPSTEIN DRANGEL LLP.

Prosecution History:
January 16, 2023 – FIRST 90-DAY REQUEST TO EXT TIME TO OPPOSE
January 16, 2023 – EXT GRANTED
April 21, 2023 – FINAL 60-DAY REQUEST TO EXT TIME TO OPPOSE
April 21, 2023 – EXT GRANTED
View this TTAB Proceeding at USPTO

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