United States Patent and Trademark Office

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	CPC	COOPERATIVE PATENT CLASSIFICATION

F21W

INDEXING SCHEME RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS

NOTE

This subclass constitutes an internal scheme for indexing only, associated with subclasses F21L, F21M, F21P, F21Q, F21S and F21V, relating to uses or applications of lighting devices or systems.

F21W 2101/00

Use or application of lighting devices on or in vehicles

F21W 2101/02

for land vehicles

F21W 2101/023

. .

for cycles

F21W 2101/027

. . .

for motorcycles

F21W 2101/04

for water vehicles

F21W 2101/06

for aircraft

F21W 2101/08

Interior lights

F21W 2101/10

Head-, spot- or fog-lights

F21W 2101/12

Direction indicator lights

F21W 2101/14

Rear or stop lights

F21W 2111/00

Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in code F21W 2101/00

F21W 2111/02

for roads, paths or the like

F21W 2111/023

. .

for pedestrian walkways

F21W 2111/027

. .

for indicating kerbs, steps or stairs

F21W 2111/04

for waterways

F21W 2111/043

. .

for lighthouses or lightships

F21W 2111/047

. .

for light-buoys

F21W 2111/06

for aircraft runways or the like

F21W 2111/08

for handles or handrails

F21W 2111/10

for personal use, e.g. hand-held

F21W 2121/00

Use or application of lighting devices or systems for decorative purposes

F21W 2121/002

Candle holders for birthday or anniversary cakes

F21W 2121/004

mounted on the exterior of houses or other buildings to illuminate parts thereof

F21W 2121/006

for illumination or simulation of snowy or iced items, e.g. icicle

F21W 2121/008

for simulation of a starry sky or firmament

F21W 2121/02

for fountains

F21W 2121/04

for Christmas trees

F21W 2121/06

for personal wear

F21W 2131/00

Uses or applications of lighting devices or systems not provided for in codes F21W 2101/00 to F21W 2121/00

F21W 2131/10

Outdoor lighting

F21W 2131/1005

. .

of working places, building sites or the like

F21W 2131/101

. .

of tunnels or the like, e.g. under bridges

F21W 2131/103

. .

of streets or roads

F21W 2131/105

. .

of arenas or the like

F21W 2131/107

. .

of the exterior of buildings

F21W 2131/109

. .

of gardens

F21W 2131/20

Lighting for medical use

F21W 2131/202

. .

for dentistry

F21W 2131/205

. .

for operating theatres

F21W 2131/208

. .

for hospital wards

F21W 2131/30

Lighting for domestic or personal use

F21W 2131/3005

. .

for books, i.e. reading lights attachable to books

F21W 2131/301

. .

for furniture

F21W 2131/302

. .

for mirrors

F21W 2131/304

. .

for pictures

F21W 2131/305

. .

for refrigerators

F21W 2131/307

. .

for ovens

F21W 2131/308

. .

for aquaria

F21W 2131/40

Lighting for industrial, commercial, recreational or military use

F21W 2131/401

. .

for swimming pools

F21W 2131/402

. .

for working places

F21W 2131/403

. .

for machines

F21W 2131/4035

. . .

for sewing machines

F21W 2131/405

. .

for shop-windows or displays

F21W 2131/406

. .

for theatres, stages or film studios

F21W 2131/407

. .

for indoor arenas

F21W 2131/409

. .

for furnaces or kilns

F21W 2131/411

. .

for inspection of the interior of hollow structures, e.g. vessels, tubes