ClassID:

143174

F04B53/1027 - CPC Classification

Classification description:

Component parts, details or accessories not provided for in, or of interest apart from, groups  -  or  - ; Valves; Arrangement of valves; Disc valves having means for guiding the closure member axially the guiding means being provided at both sides of the disc

Recent Application in this class:
#1
20260146601
2026-05-28

SPRING CONTROLLING VALVE

#2
20250334108
2025-10-30

MULTIPLE-VALVE SYSTEM FOR A FLUID PUMP

#3
20250320865
2025-10-16

VALVE CARTRIDGE FOR A FLUID PUMP

#4
20250305586
2025-10-02

SYSTEM AND METHOD FOR VALVE ASSEMBLY

#5
20250075694
2025-03-06

VALVE CARTRIDGE FOR A FLUID PUMP

#6
20250003503
2025-01-02

Valve stop for use with a fluid end assembly

#7
20240318644
2024-09-26

MULTIPLE-VALVE SYSTEM FOR A FLUID PUMP

#8
20230407864
2023-12-21

SPRING CONTROLLING VALVE

#9
20220316461
2022-10-06

Plunger, hydraulic end and plunger pump

#10
20210048020
2021-02-18

Multi-Part Valve Assembly

#11
20190178408
2019-06-13

Valve, more particularly a pump valve, for delivering abrasive and/or heterogeneous mixtures

#12
20190170131
2019-06-06

Intake pulsation damper of swash plate-type compressor

#13
20190107226
2019-04-11

DAMPENED VALVE ASSEMBLY

#14
20180363642
2018-12-20

Fluid end assembly of a reciprocating pump

#15
20180073477
2018-03-15

Piston fuel pump

#16
20170356440
2017-12-14

Multi-part valve assembly

#17
20150316013
2015-11-05

Piston fuel pump and check valve therefore

#18
20140264133
2014-09-18

Multi-part valve assembly

#19
20080131297
2008-06-05

Suction throttle valve of a compressor

#20
20070039652
2007-02-22

Rotating bonded valve assembly

#21
20060202150
2006-09-14

Valve assembly with angled valve guide

#22
17891731
2023-09-19

Spring controlling valve

#23
17678136
2025-05-06

System and method for valve assembly

#24
16549568
2022-01-18

Fluid end block for frac pump