ClassID:

87229

C03B37/01274 - CPC Classification

Classification description:

Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags; Manufacture of glass fibres or filaments; Manufacture of preforms for drawing fibres or filaments starting entirely or partially from molten glass, e.g. by dipping a preform in a melt by extrusion or drawing

Recent Application in this class:
#1
20260062337
2026-03-05

METHOD AND DEVICE FOR PREPARING FLUORIDE GLASS OPTICAL FIBER PREFORM BY TUBE SUCTION METHOD

#2
20230312391
2023-10-05

Molding device and molding method for optical fiber preform

#3
20210405287
2021-12-30

Polarization-maintaining photonic crystal fiber

#4
20200354260
2020-11-12

Method for preparing all-solid-state photonic crystal fiber preforms by extrusion

#5
20200326473
2020-10-15

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

#6
20190275704
2019-09-12

METHOD AND DEVICE FOR FORMING MICROSTRUCTURED FIBRE

#7
20190031554
2019-01-31

PREPARATION OF A QUARTZ GLASS BODY IN A STANDING SINTER CRUCIBLE

#8
20170136657
2017-05-18

METHOD AND DEVICE FOR FORMING MICROSTRUCTURED FIBRE

#9
20170021548
2017-01-26

Method to detect and remove gas bubbles from molten substrate to prevent hollow fiber formation

#10
20160326041
2016-11-10

Systems and methods for producing robust chalcogenide optical fibers

#11
20150277033
2015-10-01

Optical fiber with a low-index core and a core grating

#12
20150117828
2015-04-30

Systems and methods for producing robust chalcogenide optical fibers

#13
20120321263
2012-12-20

Direct extrusion method for the fabrication of photonic band gap (PBG) fibers and fiber preforms

#14
20110045298
2011-02-24

FABRICATION OF NANOWIRES

#15
20100316856
2010-12-16

Dies for forming extrusions with thick and thin walls

#16
20100104869
2010-04-29

Photonic Crystal Fibers and Methods for Manufacturing the Same

#17
20100043296
2010-02-25

Compact cable drive power sliding door mechanism

#18
20090220785
2009-09-03

METHOD AND DEVICE FOR FORMING MICROSTRUCTURED FIBRE

#19
20090158778
2009-06-25

Process for making a glass fiber with a core and two glass cladding layers and glass fiber made thereby

#20
20090028488
2009-01-29

Fabrication of nanowires

#21
20080060387
2008-03-13

FABRICATION OF HIGH AIR FRACTION PHOTONIC BAND GAP (PBG) FIBERS

#22
20070110377
2007-05-17

High air fraction photonic band gap fibers

#23
20060230792
2006-10-19

Hollow core photonic band gap infrared fibers

#24
20060104582
2006-05-18

Fabrication of microstructured optical fibre

#25
20050185908
2005-08-25

Hollow-core optical fiber and method of making same

#26
20050084222
2005-04-21

Preform for producing an optical fiber and method therefor

#27
20050074215
2005-04-07

FABRICATION OF HIGH AIR FRACTION PHOTONIC BAND GAP FIBERS

#28
20050036731
2005-02-17

Method of optical fibre preform manufacture

#29
20050025965
2005-02-03

Hollow core photonic band gap infrared fibers