ClassID:

87284

C03B37/02754 - CPC Classification

Classification description:

Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags; Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from reheated softened tubes, rods, fibres or filaments, e.g. drawing fibres from preforms; Fibres composed of different sorts of glass, e.g. glass optical fibres Solid fibres drawn from hollow preforms

Recent Application in this class:
#1
20190263705
2019-08-29

METHOD OF THERMALLY DRAWINGS STRUCTURED SHEETS

#2
20190031554
2019-01-31

PREPARATION OF A QUARTZ GLASS BODY IN A STANDING SINTER CRUCIBLE

#3
20180257971
2018-09-13

Method of thermally drawing structured sheets

#4
20180072608
2018-03-15

Method for inserting a core rod into an outer cladding tube with spacer

#5
20170068045
2017-03-09

Optical fiber having a cladding layer doped with metal nano-particles, coreless optical fiber, and method for manufacturing same

#6
20150299024
2015-10-22

Tubular semifinished product for producing an optical fiber

#7
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

#8
20140242329
2014-08-28

Method of thermally drawing structured sheets

#9
20140238473
2014-08-28

Method of co-drawing hybrid incompatible materials

#10
20140216109
2014-08-07

Method of manufacturing preform for multicore fiber and method of manufacturing multicore fiber

#11
20140119692
2014-05-01

Optical fiber and method for manufacturing same

#12
20130074551
2013-03-28

METHOD OF MAKING MULTI-CORE OPTICAL FIBER AND METHOD OF MAKING MULTI-CORE OPTICAL FIBER CONNECTOR

#13
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

#14
20120324960
2012-12-27

Method and tubular semifinished product for producing an optical fiber

#15
20120324958
2012-12-27

Methods for manufacturing optical fiber preform and methods for manufacturing optical fiber

#16
20120263428
2012-10-18

Large mode field active optical fiber and manufacture method thereof

#17
20120118018
2012-05-17

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

#18
20110100063
2011-05-05

Methods for forming an overclad portion of an optical fiber from pelletized glass soot

#19
20100247912
2010-09-30

Method for Manufacturing LMA Optical Preforms and Fibers

#20
20090272152
2009-11-05

METHOD FOR MANUFACTURING OPTICAL FIBER

#21
20080285930
2008-11-20

Method for making an optical fiber comprising nanoparticles and preform used in the manufacture of such a fiber

#22
20080107385
2008-05-08

Optical fiber and manufacturing method thereof

#23
20070214841
2007-09-20

Method for fabricating an optical fiber, preform for fabricating an optical fiber, optical fiber and apparatus

#24
20060207293
2006-09-21

Method for production of an optical component from quartz glass

#25
20060174659
2006-08-10

Method for production of an optical component made from quartz glass

#26
20060140560
2006-06-29

Optical fiber and a method for fabricating a low polarization-mode dispersion and low attenuation optical fiber

#27
20060137401
2006-06-29

Quartz glass cylinder for production of an optical component and method for production thereof

#28
20060120678
2006-06-08

Optical fiber with micro-structured cladding

#29
20060115913
2006-06-01

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

#30
20050284182
2005-12-29

Manufacturing method of optical fiber and optical fiber

#31
20050223749
2005-10-13

Method of fabricating an optical fiber preform and drawing of an optical fiber

#32
20050204780
2005-09-22

Method for manufacturing optical fiber

#33
20050117863
2005-06-02

Method for producing an optical fiber and optical fiber

#34
20050066690
2005-03-31

Method of and apparatus for producing optical fiber

#35
20050064188
2005-03-24

Rod-In-Tube optical fiber preform assembly and method having reduced movement