Patents-Review.com
ClassID:

126850 ⎘

D21H13/38 - CPC Classification

Classification description:

Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material; Inorganic fibres or flakes siliceous

Sub-classes:
Recent Application in this class:
#1
20240175210
2024-05-30

INORGANIC FIBER SHEET

 #2
20240003088
2024-01-04

CERAMIC PAPER AND METHOD FOR PREPARING SAME

 #3
20230167610
2023-06-01

FIRE RETARDANT PAPER

 #4
20230143567
2023-05-11

FIBER DIAMETER MEASURING DEVICE, INORGANIC FIBER SHEET PRODUCING DEVICE, METHOD FOR MEASURING FIBER DIAMETER, AND METHOD FOR PRODUCING INORGANIC FIBER SHEET

 #5
20230060416
2023-03-02

COMPOSITIONS AND METHODS FOR PROVIDING INCREASED STRENGTH IN CEILING, FLOORING, AND BUILDING PRODUCTS

 #6
20220307201
2022-09-29

Method of producing a fibrous product and a fibrous product

 #7
20220190403
2022-06-16

HEAT INSULATING MATERIAL COMPOSITION, HEAT INSULATING MATERIAL, AND METHOD FOR MANUFACTURING SAME

 #8
20200331231
2020-10-22

Method of producing a fibrous product and a fibrous product

 #9
20200248408
2020-08-06

Compositions and methods for providing increased strength in ceiling, flooring, and building products

 #10
20200086601
2020-03-19

Fiber sheets and structures comprising fiber sheets

 #11
20190100880
2019-04-04

Ceiling tile compositions comprising microfibrillated cellulose and methods for making same

 #12
20170284026
2017-10-05

COMPOSITIONS AND METHODS FOR PROVIDING INCREASED STRENGTH IN CEILING, FLOORING, AND BUILDING PRODUCTS

 #13
20170260694
2017-09-14

Fiber sheets and structures comprising fiber sheets

 #14
20160305071
2016-10-20

Using recycled waste water to make nonwoven fibrous materials suitable for use in a pollution control device or in a firestop

 #15
20160245143
2016-08-25

Mounting mat for exhaust gas treatment device

 #16
20160177510
2016-06-23

Wet-laid nonwoven including thermoplastic fiber

 #17
20150033714
2015-02-05

Holding material for gas treatment device, gas treatment device, and production processes therefor

 #18
20140345882
2014-11-27

Inorganic fiber webs and methods of making and using

 #19
20110247839
2011-10-13

Inorganic fiber webs and methods of making and using

 #20
20110150717
2011-06-23

MOUNTING MAT FOR EXHAUST GAS TREATMENT DEVICE

 #21
20100143684
2010-06-10

FIBROUS VEIL IMPREGNATED WITH SURFACE FINISH FORMULATION

 #22
20080021134
2008-01-24

Hot-press cushion material and manufacturing method of the same

 #23
20070292673
2007-12-20

Inorganic fiber paper

 #24
18424253
2024-10-08

Corona-resistant N-grade insulation paper for variable frequency motor and preparation method thereof