DOPPLERFX
Mark Identification

DOPPLERFX

Serial Number

88259720

Filing Date

Jan 13, 2019

Registration Date

Jul 23, 2019

Trademark by

HARRISON DAVID L

HARRISON SANDRA E

Active Trademark

Classification Information

Downloadable computer software and firmware for providing enhanced audible Doppler Frequency shift; Portable sound reproducing apparatus; Sound boards; Sound reproducing apparatus

Electrical and Scientific Apparatus