Patent ID: 11898955
Assignee: SPOGEN BIOTECH INC.
Field: Measurement (Instruments)
Classification: CPC G  A | IPC G

Claim 8:
9. The method of claim 3, wherein the tracer dye or the tracer pigment comprises:
a UV-visible fluorescent blue organic pigment having an Amax at a wavelength of about 408 nm;
a UV-visible fluorescent blue organic pigment having an Amax at a wavelength of about 377 nm;
a UV-visible fluorescent green-blue organic pigment having an Amax at a wavelength of about 404 nm;
a UV-visible fluorescent green organic pigment having an Amax at a wavelength of about 397 nm;
a UV-visible fluorescent yellow/green organic pigment having an Amax at a wavelength of about 250 nm to about 320 nm;
a UV-visible fluorescent red organic pigment having Amax at wavelengths of about 342 nm, about 408 nm, and about 470 nm;
a UV-visible thermo-fluorescent red organic pigment having an Amax at a wavelength of about 390 nm;
a UV-visible fluorescent red pigment having an Amax at a wavelength of about 390 nm;
a UV-visible fluorescent red pigment having an Amax at a wavelength of about 365 nm;
a UV-visible fluorescent red pigment having an Amax at a wavelength of about 382 nm;
a UV-visible fluorescent organic pigment having an Amax at a wavelengths of about 272 nm and about 381 nm;
a UV-visible thermo-fluorescent red organic dye having an Amax at a wavelength of about 390 nm;
a ruthenium-based dye having Amax at wavelengths of about 307 nm, about 338 nm, about 403 nm, and about 546 nm;
or a combination of any thereof.