F21W2131/411 - CPC Classification Index

ClassID:

155356 ⎘

F21W2131/411 - CPC Classification

Classification description:

Use or application of lighting devices or systems not provided for in codes -; Lighting for industrial, commercial, recreational or military use for inspection of the interior of hollow structures, e.g. vessels, tubes

Recent Application in this class:

20220205578

2022-06-30

Light head for use in relining pipes

20190113464

2019-04-18

Collapsible light tunnel

20190015833

2019-01-17

ILLUMINATION DEVICE FOR MICROTITER WELL TRAYS, TUBES AND TUBE STRIPS

20180335199

2018-11-22

Lighting device with a viewing hole

20180329130

2018-11-15

Light source device and luminaire

20170123216

2017-05-04

Flashlight device for observing objects in a conduit

20150293033

2015-10-15

Egg candling device

20140168969

2014-06-19

Lighting arrangement for lighting the interiors of towers and tunnels

20130148952

2013-06-13

Closure element comprising a light source

#10

20120224362

2012-09-06

Lighting Apparatus and Method of Lighting

#11

20110090673

2011-04-21

Multi-function illuminating device

#12

20110019416

2011-01-27

Modular lamp for illuminating a hazardous underwater environment

#13

20100014286

2010-01-21

Light irradiation apparatus

#14

20090284962

2009-11-19

Portable security assessment device

#15

20090027878

2009-01-29

LED dock light

#16

20080247153

2008-10-09

Illuminated plastic fuel tank

#17

20070025099

2007-02-01

Collection bowl illuminator

#18

20060109662

2006-05-25

Intrinsically safe light