LIGHTMASK Trademark
Serial Number: 75306405 • Registration: 2191649
Trademark Classes
Owner Contact Info
Trademark Details
Filing Date
June 10, 1997
Registration Date
September 22, 1998
First Use Anywhere
February 1, 1997
First Use in Commerce
April 1, 1997
Cancellation Date
June 25, 2005
Goods & Services
photic stimulation device, namely, an optic flashing light stimulator