![](/us.svg)
Trademark: 71492546
Word
DIPHENYL
Status Date
Thursday, February 19, 1987
Registration Number
0423569
Registration Date
Tuesday, September 3, 1946
Filing Date
Monday, December 3, 1945
Feb 19, 1987
Expired Sec. 9
Trademark Alertz updated from USPTO on 2030-01-24