CB

Christopher Ryan Butler

Pfizer: 2 patents #14 of 266Top 6%
Overall (2025): #136,424 of 469,880Top 30%
2
Patents 2025

Issued Patents 2025

Patent #TitleCo-InventorsDate
12398119 Piperazine azaspiro derivatives Lei Zhang, Erik Alphie LaChapelle, Natasha Mariam Kablaoui, Michael Aaron Brodney, Laura Ann McAllister +3 more 2025-08-26
12187727 Methods for antagonizing a melanocortin 4 receptor Michelle Renee Garnsey, Kevin Alexander Ogilvie, Jana Polivkova, Matthew Forrest Sammons, Aaron Smith +1 more 2025-01-07