US PATENT SUBCLASS 385 / 142
.~ Of waveguide core

Current as of: June, 1999
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385 /   HD   OPTICAL WAVEGUIDES

141  DF  HAVING PARTICULAR OPTICAL CHARACTERISTIC MODIFYING CHEMICAL COMPOSITION {2}
142.~ Of waveguide core {1}
143  DF  .~.~> Organic

DEFINITION

Classification: 385/142

Of waveguide core:

(under subclass 141) Subject matter wherein the chemical details of the central light conveying portion of the waveguide which has a relatively high refractive index are recited.