ClassID:

17221

A61F9/023 - CPC Classification

Classification description:

Methods or devices for treatment of the eyes; Devices for putting-in contact lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand; Goggles; Use of special optical filters, e.g. multiple layers, filters for protection against laser light or light from nuclear explosions, screens with different filter properties on different parts of the screen; Rotating slit-discs with variable transmission, e.g. photochromic

Recent Application in this class:
#1
20250332030
2025-10-30

LIQUID CRYSTAL TINTABLE GOGGLES

#2
20250186260
2025-06-12

PROTECTIVE EYEWEAR FOR HIGH INTENSITY SOURCES

#3
20240366430
2024-11-07

TYPE GH LIQUID CRYSTAL PROTECTIVE GLASSES AND COVERING STRUCTURAL FRAME

#4
20240277100
2024-08-22

PROTECTIVE HELMET EQUIPPED WITH VISOR WITH LC LAYER AND THERMOFORMED LENS

#5
20240277099
2024-08-22

PROTECTIVE HELMET EQUIPPED WITH VISOR WITH FRAME AND LC LAYER

#6
20240248328
2024-07-25

Electronic spectacles

#7
20230350234
2023-11-02

Electronic spectacles

#8
20230045449
2023-02-09

Electronic spectacles

#9
20230029086
2023-01-26

Protective eye mask for the practice of winter sports

#10
20210397023
2021-12-23

Optical filter for snow conditions

#11
20210208425
2021-07-08

Macular degeneration stick-on-eyeglass filters to reduce glare and distortion

#12
20210174751
2021-06-10

Advanced LEP display mode, architectures and methodologies for display compensation

#13
20200261274
2020-08-20

Eye-protection headgear

#14
20200192124
2020-06-18

Electronic spectacles

#15
20200183243
2020-06-11

ACTIVE ELECTROCHROMIC FILMS

#16
20190391413
2019-12-26

Electronic spectacles

#17
20190343685
2019-11-14

Snow goggle device and composite lens

#18
20190219844
2019-07-18

Electronic spectacles

#19
20190187501
2019-06-20

Protective cartridge and method with a protective cartridge

#20
20180201101
2018-07-19

Sectorized adaptive screen and driver assistance system comprising such an adaptive screen

#21
20180045981
2018-02-15

ELECTROCHROMIC DEVICE ADAPTED FOR HEATING TO PREVENT FOGGING

#22
20170276966
2017-09-28

Sun protection device

#23
20170252214
2017-09-07

Protective visor

#24
20170199397
2017-07-13

Device and method for protecting the eyes from radiation

#25
20170199396
2017-07-13

Electronic spectacles

#26
20170192221
2017-07-06

Optomechanical non-reciprocal device

#27
20170119479
2017-05-04

Surgical face guard, surgical frame, surgical polarization shield, and surgery system

#28
20160327810
2016-11-10

LENS ASSEMBLY

#29
20160262467
2016-09-15

Curved automatic-darkening filter

#30
20160070105
2016-03-10

Method of controlling a head mounted electro-optical device adapted to a wearer

#31
20160062148
2016-03-03

Tactical lighting unit with synchronized eye protection

#32
20150061502
2015-03-05

Visual perception and acuity disruption techniques and systems

#33
20140204331
2014-07-24

Safety glasses for blocking harmful electromagnetic radiation and preventing dazzling

#34
20140109302
2014-04-24

Adaptive optical filter

#35
20130298318
2013-11-14

Eye Protection for Equestrian Use

#36
20130293379
2013-11-07

Visual perception and acuity disruption techniques and systems

#37
20130280446
2013-10-24

System and method for varying hologram visibility

#38
20130164540
2013-06-27

Primer composition for optical articles and optical articles

#39
20120308743
2012-12-06

Sefe Visor

#40
20120281286
2012-11-08

Optomechanical non-reciprocal device

#41
20120209356
2012-08-16

EYE PROTECTIVE ARTICLE FOR PERSONAL COSMETIC SKIN TREATMENT

#42
20120204303
2012-08-16

Automatic shading goggles

#43
20120075574
2012-03-29

Apparatus and method for activation of components of an energized ophthalmic lens

#44
20110164215
2011-07-07

DEVICE FOR ASSISTING AND PROTECTING VISION

#45
20100283956
2010-11-11

All weather sport goggle

#46
20100103369
2010-04-29

Apparatus and method for activation of components of an energized ophthalmic lens

#47
20100045882
2010-02-25

TREATMENT APPARATUS THAT EMITS LIGHT FLASHES AND INCLUDES AN ANTI-GLARE DEVICE

#48
20090262411
2009-10-22

Manufacturing of curved electrochromic devices

#49
20090256978
2009-10-15

Power unit assembly for use with a liquid crystal eyewear device

#50
20080013000
2008-01-17

Liquid crystal ski goggles and methods of manufacturing the same

#51
20070289049
2007-12-20

Dazzle protection unit for a portable dazzle protection device including a light capturing element guiding light to at least one sensor

#52
20050177140
2005-08-11

Pulsed light treatment apparatus and associated method with preliminary light pulse generation

#53
20050057701
2005-03-17

System and method for varying the reflectance or transmittance of light

#54
18908507
2026-01-06

Head-mounted display with a center-mounted system for peripheral projection

#55
17169007
2022-01-04

Dual lens dimmable eyewear