ClassID:

87378

C03B2203/22 - CPC Classification

Classification description:

Fibre product details, e.g. structure, shape; Internal structure or shape details Radial profile of refractive index, composition or softening point

Sub-classes:
Recent Application in this class:
#1
20240230986
2024-07-11

OPTICAL FIBER AND METHOD OF MANUFACTURING OPTICAL FIBER

#2
20230322605
2023-10-12

PRODUCTION METHOD FOR OPTICAL FIBER BASE MATERIAL, AND OPTICAL FIBER BASE MATERIAL

#3
20230061100
2023-03-02

OPTICAL FIBRE PREFORM AND METHOD OF MANUFACTURING THEREOF

#4
20220390224
2022-12-08

Special optical fiber for measuring 3D curved shape, manufacturing method thereof, and system for measuring 3D curved shape by using special optical fiber

#5
20220077643
2022-03-10

Optical fiber with variable absorption

#6
20210373228
2021-12-02

Optical fiber and method of manufacturing optical fiber

#7
20210364692
2021-11-25

Optical fiber and method of manufacturing optical fiber

#8
20210294030
2021-09-23

Optical fiber and method for manufacturing optical fiber

#9
20200339465
2020-10-29

Method for manufacturing optical fiber preform, optical fiber preform, method for manufacturing optical fiber, and optical fiber

#10
20200326473
2020-10-15

Hollow-core fiber with anti-resonant arches and method of manufacturing thereof

#11
20200087195
2020-03-19

Halogen doped optical fibers

#12
20200064546
2020-02-27

Fiber coatings with low pullout force

#13
20200049881
2020-02-13

Halogen co-doped optical fibers

#14
20200024176
2020-01-23

Viscocity-reducing dopants in optical fibers

#15
20190375672
2019-12-12

Process of fabrication of Erbium and Ytterbium-co-doped multi-elements silica glass based cladding-pumped fiber

#16
20190369325
2019-12-05

High chlorine content low attenuation optical fiber

#17
20190270662
2019-09-05

Method of manufacturing optical fiber preform and optical fiber preform

#18
20190063962
2019-02-28

Optical Fiber

#19
20180370841
2018-12-27

METHOD FOR MANUFACTURING OPTICAL FIBER PREFORM, METHOD FOR MANUFACTURING OPTICAL FIBER, AND METHOD FOR DOPING SILICA GLASS

#20
20180356589
2018-12-13

OPTICAL FIBER, OPTICAL SYSTEM, AND METHOD FOR PRODUCING OPTICAL FIBER

#21
20180282199
2018-10-04

Method for manufacturing a glass core preform for optical fibres

#22
20180095219
2018-04-05

Low bend loss single mode optical fiber with bromine up-doped cladding

#23
20180057396
2018-03-01

Single mode optical fibers with Brillouin frequency-shift management

#24
20170371096
2017-12-28

Optical fiber

#25
20170305781
2017-10-26

Optical fiber

#26
20170168231
2017-06-15

High chlorine content low attenuation optical fiber

#27
20170160465
2017-06-08

Optical fiber with large effective area and low bending loss

#28
20170101335
2017-04-13

Method to prevent cracks in optical fiber preforms

#29
20170101334
2017-04-13

METHOD OF MANUFACTURING OPTICAL FIBER PREFORM AND OPTICAL FIBER PREFORM

#30
20170096362
2017-04-06

Apparatus and method for producing core rod of optical fiber

#31
20160361779
2016-12-15

Fiber Bragg gratings in carbon-coated optical fibers and techniques for making same

#32
20160318793
2016-11-03

Optical fiber preform

#33
20160214884
2016-07-28

METHOD FOR PRODUCING SILICA GLASS PREFORM FOR OPTICAL FIBER

#34
20160209585
2016-07-21

Optical fiber and manufacturing method thereof

#35
20160185649
2016-06-30

Optical fiber preform and method for manufacturing such optical fiber preform from a primary preform

#36
20160170137
2016-06-16

Low loss optical fiber and method of making the same

#37
20160152510
2016-06-02

Method of making updoped cladding by using silicon tertrachloride as the dopant

#38
20160147010
2016-05-26

Optical fiber

#39
20160126692
2016-05-05

Polarization-maintaining (PM) double-clad (DC) optical fiber

#40
20160109651
2016-04-21

Low loss optical fiber and method of making the same

#41
20160083284
2016-03-24

Process for fabrication of ytterbium doped optical fiber

#42
20160075591
2016-03-17

Optical fibers and preforms with one step fluorine trench and overclad and methods for making the same

#43
20150370008
2015-12-24

Optical-fiber preform and method for manufacturing optical-fiber preform

#44
20150329404
2015-11-19

Method of producing glass preform and optical fiber

#45
20150316712
2015-11-05

Optical fiber containing an alkali metal oxide and methods and apparatus for manufacturing same

#46
20150315061
2015-11-05

Multi-core optical fiber ribbons and methods for making the same

#47
20150299024
2015-10-22

Tubular semifinished product for producing an optical fiber

#48
20150285993
2015-10-08

Fiber bragg gratings in carbon-coated optical fibers and techniques for making same

#49
20150285992
2015-10-08

Optical fiber preform

#50
20150253499
2015-09-10

Broadband multi-mode optical fibers with flat-zone in dopant concentration profile

#51
20150251945
2015-09-10

OPTICAL FIBER FABRICATION METHOD

#52
20150239768
2015-08-27

Apparatus and method for producing core rod of optical fiber

#53
20150139600
2015-05-21

Method of producing preform for coupled multi-core fiber, method of producing coupled multi-core fiber, and coupled multi-core fiber

#54
20150110452
2015-04-23

Barbell optical fiber and method of making the same

#55
20150098682
2015-04-09

Optical fiber preform, method for producing optical fiber, and optical fiber

#56
20150063754
2015-03-05

Universal optical fibers for optical fiber connectors

#57
20150043880
2015-02-12

Methods for producing a semifinished part for the manufacture of an optical fiber which is optimized in terms of bending

#58
20150043879
2015-02-12

System and method for compensating for distortions in optical fibers

#59
20150023642
2015-01-22

High bandwidth MMF and method of making

#60
20140352361
2014-12-04

Method for making low bend loss optical fiber preforms

#61
20140270665
2014-09-18

Large core multimode optical fibers

#62
20140254997
2014-09-11

Optical fiber preform, method for producing optical fiber, and optical fiber

#63
20140233900
2014-08-21

Microstructured optical fibre having a large core and a flattened fundamental mode, production method thereof and use of same in laser microfabrication

#64
20140230495
2014-08-21

Method for manufacturing a primary preform for optical fibres

#65
20140127507
2014-05-08

Method for manufacturing optical fiber base material, and optical fiber

#66
20140060118
2014-03-06

Pressed, multilayered silica soot preforms for the manufacture of single sinter step, complex refractive index profile optical fiber

#67
20130243379
2013-09-19

Multi-mode optical fiber

#68
20130202264
2013-08-08

Waveguides having patterned, flattened modes

#69
20130089296
2013-04-11

Multi-mode optical fiber

#70
20130044989
2013-02-21

Method of producing preform for coupled multi-core fiber, method of producing coupled multi-core fiber, and coupled multi-core fiber

#71
20130044988
2013-02-21

Coupled multicore fiber

#72
20130034654
2013-02-07

METHOD FOR MAKING AN OPTICAL FIBER PREFORM

#73
20130034322
2013-02-07

OPTICAL WAVEGUIDE AND SEMIFINISHED PRODUCT FOR THE PRODUCTION OF AN OPTICAL WAVEGUIDE HAVING OPTIMIZED DIFFRACTION PROPERTIES

#74
20130000840
2013-01-03

Methods for producing optical fiber preforms with low index trenches

#75
20120324960
2012-12-27

Method and tubular semifinished product for producing an optical fiber

#76
20120321261
2012-12-20

METHOD FOR PRODUCING OPTICAL FIBER

#77
20120321260
2012-12-20

Optical waveguides having flattened high order modes

#78
20120263427
2012-10-18

Optical fiber and optical fiber preform

#79
20120159995
2012-06-28

Methods of making single mode optical fibers with reduced bend sensitivity and catastrophic bend loss

#80
20120118018
2012-05-17

OPTICAL FIBER PREFORM, METHOD OF MANUFACTURING OPTICAL FIBER PREFORM, AND METHOD OF MANUFACTURING OPTICAL FIBER

#81
20120114292
2012-05-10

Multi-core optical fiber ribbons and methods for making the same

#82
20120093471
2012-04-19

Low loss optical fiber designs for confining optical power to low-doped regions

#83
20120087625
2012-04-12

FIBER PREFORM AND METHOD FOR MANUFACTURING THEREOF

#84
20120033924
2012-02-09

Low loss optical fiber designs and methods for their manufacture

#85
20110188825
2011-08-04

Optical fiber with resonant structure of cladding features connected to light sink

#86
20110100062
2011-05-05

Refraction-sensitive optical fiber, quartz glass tube as a semi-finished product for the manufacture-thereof and method for the manufacture of the fiber

#87
20110085770
2011-04-14

Single mode optical fiber with depressed trench

#88
20110023550
2011-02-03

Method for manufacturing a primary preform for optical fibres

#89
20100287993
2010-11-18

MCVD optical fiber method with partial removal of substrate tube

#90
20100284658
2010-11-11

Optical fiber, optical transmission line, optical module, and optical transmission system

#91
20100195964
2010-08-05

Optical fiber and a method for making such

#92
20100189928
2010-07-29

Method for manufacturing an optical fiber preform

#93
20100189398
2010-07-29

Optical fiber preform

#94
20100077800
2010-04-01

Method for fabricating porous silica preform

#95
20090290841
2009-11-26

Reduced bend sensitivity and catastrophic bend loss in single mode optical fibers and method of making same

#96
20090232463
2009-09-17

Low loss optical fiber designs for confining optical power to low-doped regions

#97
20090060438
2009-03-05

Optical fiber and production method thereof

#98
20090052853
2009-02-26

Holey fiber and method of manufacturing the same

#99
20080292251
2008-11-27

Polarization-maintaining optical fiber, method of manufacturing polarization-maintaining optical-fiber connecting portion, and polarization-maintaining optical-fiber connecting portion

#100
20080271495
2008-11-06

Reduction of optical fiber cane/preform deformation in consolidation

#101
20080080823
2008-04-03

Rare earth doped optical fiber

#102
20080063347
2008-03-13

Method for the manufacture of optical fibers and improved optical fibers

#103
20080050086
2008-02-28

Optical fiber containing alkali metal oxide

#104
20080031582
2008-02-07

Method for manufacturing an optical fiber preform

#105
20080013901
2008-01-17

Macro-bending insensitive optical fiber

#106
20080000269
2008-01-03

Method and Installation for Producing a Fibered Element With a Light-Selective Filter

#107
20070271959
2007-11-29

Method of Manufacturing Glass Base Material

#108
20070217754
2007-09-20

Optical fiber, optical transmission line, optical module and optical transmission system

#109
20070177846
2007-08-02

Rare earth doped double clad optical fiber with plurality of air holes and stress rods

#110
20070154154
2007-07-05

Fused array preform fabrication of holey optical fibers

#111
20070009216
2007-01-11

Photonic bandgap optical waveguide with anti-resonant core boundary

#112
20070003200
2007-01-04

Optical fibre having low splice loss and method for making it

#113
20070003198
2007-01-04

Low loss optical fiber designs and methods for their manufacture

#114
20060213231
2006-09-28

Optical fiber manufacture

#115
20060204189
2006-09-14

Manufacturing method of optical fiber preform, manufacturing method of optical fiber, and optical fiber

#116
20060198591
2006-09-07

Optical fiber, method for manufacturing same and optical transmission channel

#117
20060177187
2006-08-10

Birefringent photonic bandgap optical waveguide

#118
20060153512
2006-07-13

Fused array preform fabrication of holey optical fibers

#119
20060115913
2006-06-01

Optical fiber preform, method of manufacturing optical fiber preform, and method of manufacturing optical fiber

#120
20060088260
2006-04-27

Enhanced optical waveguide

#121
20060078009
2006-04-13

Optical fiber, optical fiber amplifier, and optical fiber laser light source

#122
20060045446
2006-03-02

Optical fiber with birefringence and large mode field diameter

#123
20060010921
2006-01-19

Tellurite optical fiber and production method thereof

#124
20050286848
2005-12-29

Optical fibers with reduced splice loss and methods for making same

#125
20050284184
2005-12-29

Methods for optical fiber manufacture

#126
20050284183
2005-12-29

Fiber optic cable and process for manufacturing

#127
20050276555
2005-12-15

Glass-body-producing method and optical glass body and optical fiber

#128
20050262876
2005-12-01

Method for plasma overcladding a fluorine-doped optical fiber preform tube

#129
20050259932
2005-11-24

Optical fiber and a method for manufacturing same

#130
20050229639
2005-10-20

Optical fiber preform, method for manufacturing thereof, and optical fiber obtained by drawing thereof

#131
20050168803
2005-08-04

Raman fiber amplifier communication systems

#132
20050163443
2005-07-28

Method of controllably doping a glassy optical preform with water

#133
20050155388
2005-07-21

Method of forming optical fiber preforms

#134
20050129376
2005-06-16

Alkali-doped optical fiber preform and method of making same

#135
20050120752
2005-06-09

Substantially dry, silica-containing soot, fused silica and optical fiber soot preforms, apparatus, methods and burners for manufacturing same

#136
20050109065
2005-05-26

Method for fabricating porous silica preform

#137
20050100306
2005-05-12

Method for producing base material for optical fiber having deformed first clad, base material for optical fiber and optical fiber

#138
20050089289
2005-04-28

Optical fiber, method for manufacturing same and optical transmission channel

#139
20050063663
2005-03-24

Optical fiber containing an alkali metal oxide and methods and apparatus for manufacturing same

#140
20050063656
2005-03-24

Optical fiber for improved performance in S-, C- and L-bands

#141
20050063654
2005-03-24

Low loss optical fiber and method for fabricating an optical fiber preform

#142
20050022562
2005-02-03

Isotopically altered optical fiber

#143
14659422
2017-03-14

Method of fabrication of low-bend-loss single mode fibers of very large mode areas