Patents-Review.com
ClassID:

87354 ⎘

C03B2201/50 - CPC Classification

Classification description:

Type of glass produced; Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with alkali metals

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

OPTICAL FIBER AND METHOD OF MANUFACTURING OPTICAL FIBER

 #2
20240043313
2024-02-08

ALKALI DOPED OPTICAL FIBER WITH REDUCED ATTENUATION

 #3
20230322605
2023-10-12

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

 #4
20230266523
2023-08-24

Optical fiber

 #5
20230212057
2023-07-06

OPTICAL FIBER MANUFACTURING METHOD AND APPARATUS

 #6
20230202904
2023-06-29

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

 #7
20230167002
2023-06-01

OPTICAL FIBERS AND METHOD OF MAKING THE SAME

 #8
20200262736
2020-08-20

Method of producing optical fiber preform and optical fiber

 #9
20200247710
2020-08-06

Method for manufacturing optical fiber parent material, and method for manufacturing optical fiber

 #10
20200024176
2020-01-23

Viscocity-reducing dopants in optical fibers

 #11
20190292089
2019-09-26

OPTICAL FIBER BASE MATERIAL MANUFACTURING METHOD, OPTICAL FIBER BASE MATERIAL, AND OPTICAL FIBER

 #12
20190270662
2019-09-05

Method of manufacturing optical fiber preform and optical fiber preform

 #13
20190225532
2019-07-25

Glass fibers

 #14
20190016630
2019-01-17

Optical fiber preform

 #15
20190010073
2019-01-10

Quartz glass component of high thermal stability, semifinished product therefor, and method for producing the same

 #16
20180370841
2018-12-27

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

 #17
20180362392
2018-12-20

Optical fiber

 #18
20180305237
2018-10-25

Method for efficiently preparing doped optical fibre preform and doped optical fibre preform

 #19
20180251397
2018-09-06

Optical fiber with low loss and nanoscale structurally homogeneous core

 #20
20180044227
2018-02-15

Thermal history-based etching

 #21
20170371096
2017-12-28

Optical fiber

 #22
20170305781
2017-10-26

Optical fiber

 #23
20170137316
2017-05-18

Method of producing optical fiber preform and optical fiber

 #24
20170101334
2017-04-13

METHOD OF MANUFACTURING OPTICAL FIBER PREFORM AND OPTICAL FIBER PREFORM

 #25
20170057867
2017-03-02

Method of making an optical fiber containing an alkali metal in the core

 #26
20170022094
2017-01-26

Optical fiber with low loss and nanoscale structurally homogeneous core

 #27
20160347642
2016-12-01

High strength and aesthetic lithium disilicate crystalline glass-ceramics containing cristobalite crystal and preparation method thereof

 #28
20160318793
2016-11-03

Optical fiber preform

 #29
20160185649
2016-06-30

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

 #30
20160168010
2016-06-16

Doped ultra-low expansion glass and methods for making the same

 #31
20160168007
2016-06-16

Method of making an optical fiber preform and handle for use in making of optical fiber preform

 #32
20160147010
2016-05-26

Optical fiber

 #33
20160137545
2016-05-19

High hydroxyl TiO-SiOglass

 #34
20160060159
2016-03-03

High strength and aesthetic lithium disilicate crystalline glass-ceramics containing cristobalite crystal and preparation method thereof

 #35
20160060157
2016-03-03

Visible light and infrared light transmitting optical colored glass, composition thereof, and preparing method thereof

 #36
20150370008
2015-12-24

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

 #37
20150329405
2015-11-19

Optical fiber manufacturing method and optical fiber

 #38
20150329404
2015-11-19

Method of producing glass preform and optical fiber

 #39
20150316712
2015-11-05

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

 #40
20150299022
2015-10-22

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

 #41
20150285992
2015-10-08

Optical fiber preform

 #42
20150274582
2015-10-01

Thermal history-based etching

 #43
20150098682
2015-04-09

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

 #44
20150052952
2015-02-26

Apparatus and method for manufacturing glass preform

 #45
20150027170
2015-01-29

METHOD FOR PRODUCING OPTICAL FIBER

 #46
20140254997
2014-09-11

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

 #47
20140127507
2014-05-08

Method for manufacturing optical fiber base material, and optical fiber

 #48
20130251322
2013-09-26

Method of manufacturing glass preform

 #49
20130116108
2013-05-09

Silica glass having improved properties

 #50
20130034654
2013-02-07

METHOD FOR MAKING AN OPTICAL FIBER PREFORM

 #51
20120321261
2012-12-20

METHOD FOR PRODUCING OPTICAL FIBER

 #52
20120263427
2012-10-18

Optical fiber and optical fiber preform

 #53
20120238434
2012-09-20

SILICA GLASS CONTAINING TIO2

 #54
20120198892
2012-08-09

METHOD FOR PRODUCING OPTICAL FIBER PREFORM

 #55
20120198891
2012-08-09

METHOD FOR PRODUCING OPTICAL FIBER PREFORM

 #56
20120192593
2012-08-02

Method for producing optical fiber preform

 #57
20120189262
2012-07-26

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

 #58
20120060561
2012-03-15

Glass preform manufacturing method

 #59
20110314874
2011-12-29

APPARATUS AND METHOD FOR MANUFACTURING GLASS PREFORM

 #60
20080279515
2008-11-13

Optical fiber containing alkali metal oxide

 #61
20080271495
2008-11-06

Reduction of optical fiber cane/preform deformation in consolidation

 #62
20080050086
2008-02-28

Optical fiber containing alkali metal oxide

 #63
20070297735
2007-12-27

Optical fiber containing alkali metal oxide

 #64
20070225147
2007-09-27

Lens and process for the production thereof

 #65
20070177846
2007-08-02

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

 #66
20060240968
2006-10-26

METHOD FOR MANUFACTURING OPTICAL GLASSES AND COLOURED GLASSES AT LOW TEMPERATURES

 #67
20060130530
2006-06-22

Method of doping silica glass with an alkali metal, and optical fiber precursor formed therefrom

 #68
20060130529
2006-06-22

Methods and apparatus for processing soot articles

 #69
20050284183
2005-12-29

Fiber optic cable and process for manufacturing

 #70
20050259944
2005-11-24

Fiber waveguide formed from chalcogenide glass and polymer

 #71
20050223747
2005-10-13

Method for making low loss optical fiber

 #72
20050201699
2005-09-15

Low loss optical fiber and method for making same

 #73
20050144986
2005-07-07

Method of making an optical fiber preform

 #74
20050129376
2005-06-16

Alkali-doped optical fiber preform and method of making same

 #75
20050063663
2005-03-24

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

 #76
20050008313
2005-01-13

Cladding-pumped optical fiber and methods for fabricating