C03C2201/20 - CPC Classification Index

ClassID:

87941 ⎘

C03C2201/20 - CPC Classification

Classification description:

Glass compositions; Doped silica-based glasses containing non-metals other than boron or halide

Sub-classes:

C03C2201/21 » containing molecular hydrogen 60
C03C2201/22 » containing deuterium 24
C03C2201/23 » containing hydroxyl groups 118
C03C2201/24 » containing nitrogen, e.g. silicon oxy-nitride glasses 16
C03C2201/26 » containing carbon 13
C03C2201/28 » containing phosphorus 25

Recent Application in this class:

20250296869

2025-09-25

GLASS ARTICLE AND METHOD FOR MANUFACTURING SAME

20250026677

2025-01-23

COLOURLESS SODA-LIME GLASS COMPOSITION

20200326127

2020-10-15

INFRARED HEATING UNIT

20170176673

2017-06-22

Bromine-doped optical fiber

20160152510

2016-06-02

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

20150225280

2015-08-13

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

20140326314

2014-11-06

Glass sheet with high energy transmission

20120238434

2012-09-20

SILICA GLASS CONTAINING TIO2

20110207593

2011-08-25

Expansivity in Low Expansion Silica-Titania Glasses

#10

20110117480

2011-05-19

Titania and sulfur co-doped quartz glass member and making method

#11

20100329628

2010-12-30

Optical guide including nanoparticles and manufacturing method for a preform intended to be shaped into such an optical guide

#12

20090116798

2009-05-07

Optical guide including nanoparticles and manufacturing method for a preform intended to be shaped into such an optical guide

#13

20050155388

2005-07-21

Method of forming optical fiber preforms