AM

Abigail E. Meyer

CR Crayola: 2 patents #31 of 117Top 30%
Overall (All Time): #1,742,069 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12122930 Color-change and erasable writing compositions, writing instruments, and systems Michael Moskal, Margaret Katherine Brogan 2024-10-22
11866603 Color-change and erasable writing compositions, writing instruments, and systems Michael Moskal, Margaret Katherine Brogan 2024-01-09