CPC Definition - Subclass F21Y
Last Updated Version: 2023.05
annular; polygonal other than square or rectangular, e.g. for spotlights or for generating an axially symmetrical light beam
Definition statement
This place covers:
Planar two-dimensional arrangements of point-like light-generating elements having an outside perimeter shape other than square or rectangular, including but not limited to: circular, elliptical, triangular, pentagonal, and the like.