IPC Classification

Class code (prefix) Descriptions Number of results
  • All sections
  • G - Physics
  • G02C - Spectacles; sunglasses or goggles insofar as they have the same features as spectacles; contact lenses
G02C 1/00 Assemblies of lenses with bridges or browbars
G02C 1/02 Bridge or browbar secured to lenses without the use of rims
G02C 1/04 Bridge or browbar secured to, or integral with, partial rims, e.g. with partially-flexible rim for holding the lens
G02C 1/06 Bridge or browbar secured to, or integral with, closed rigid rims for the lenses
G02C 1/08 Bridge or browbar secured to, or integral with, closed rigid rims for the lenses the rims being transversely-split and provided with securing means
G02C 3/00 Special supporting arrangement for lens assemblies or monocles
G02C 3/02 Arrangements for supporting by headgear
G02C 3/04 Arrangements for supporting by hand, e.g. lorgnette; Arrangements for supporting by articles
G02C 5/00 Constructions of non-optical parts
G02C 5/02 Bridges; Browbars; Intermediate bars
G02C 5/04 Bridges; Browbars; Intermediate bars with adjustable means
G02C 5/06 Bridges; Browbars; Intermediate bars with resilient means
G02C 5/08 Bridges; Browbars; Intermediate bars foldable
G02C 5/10 Intermediate bar or bars between bridge and side-members
G02C 5/12 Nose-pads; Nose-engaging surfaces of bridges or rims
G02C 5/14 Side-members
G02C 5/16 Side-members resilient or with resilient parts
G02C 5/18 Side-members reinforced
G02C 5/20 Side-members adjustable, e.g. telescopic
G02C 5/22 Hinges
G02C 7/00 Optical parts
G02C 7/02 Lenses; Lens systems
G02C 7/04 Contact lenses for the eyes
G02C 7/06 Lenses; Lens systems multifocal
G02C 7/08 Auxiliary lenses; Arrangements for varying focal length
G02C 7/10 Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses
G02C 7/12 Polarisers
G02C 7/14 Mirrors; Prisms
G02C 7/16 Shades, shields; Obturators, e.g. with pinhole, with slot
G02C 9/00 Attaching auxiliary optical parts
G02C 9/02 Attaching auxiliary optical parts by hinging
G02C 9/04 Attaching auxiliary optical parts by fitting over or clamping on
G02C 11/00 Non-optical adjuncts; Attachment thereof
G02C 11/02 Ornaments, e.g. exchangeable
G02C 11/04 Illuminating means
G02C 11/06 Hearing aids
G02C 11/08 Anti-misting means, e.g. ventilating, heating; Wipers
G02C 13/00 Assembling; Repairing; Cleaning