ClassID:

153724

F16N21/04 - CPC Classification

Classification description:

Conduits; Junctions ; Fittings for lubrication apertures Nozzles for connection of lubricating equipment to nipples

Recent Application in this class:
#1
20250389270
2025-12-25

STEMMED ORIFICE COMPONENT

#2
20240392918
2024-11-28

CONDUIT LUBRICATING DEVICE

#3
20240247754
2024-07-25

NOZZLE

#4
20240141803
2024-05-02

OIL NOZZLE FOR BEARING CHAMBER

#5
20230142640
2023-05-11

Lubricant dispenser systems and methods

#6
20210381406
2021-12-09

Valve assembly for machine fluid operations

#7
20210116069
2021-04-22

Grease Gun Coupler

#8
20210080058
2021-03-18

Joint Structure of High Pressure Grease Gun Tubing

#9
20200393081
2020-12-17

Grease coupler

#10
20200300410
2020-09-24

Die lubricant rotating spray tray device

#11
20200123940
2020-04-23

Valve assembly for machine fluid operations

#12
20200032957
2020-01-30

Coupling for pressure lines

#13
20190309900
2019-10-10

Grease replacement method and grease suction device

#14
20190186689
2019-06-20

Self-retaining oil nozzle

#15
20190120413
2019-04-25

A COUPLING DEVICE

#16
20180313495
2018-11-01

GREASE GUN COUPLER WITH INTEGRATED PRESSURE RELIEF VALVE

#17
20180299065
2018-10-18

Coupler of grease gun

#18
20180187831
2018-07-05

Self-retaining oil nozzle

#19
20180135801
2018-05-17

Lubrication injector with energy harvesting

#20
20180058630
2018-03-01

Self-retaining oil nozzle

#21
20180046118
2018-02-15

System and method for applying lubricant onto a surface

#22
20170350275
2017-12-07

Nozzle for delivering fluid to a component

#23
20170248271
2017-08-31

FLUID SUPPLY APPARATUS

#24
20170152775
2017-06-01

Valve assembly for machine fluid operations

#25
20160281923
2016-09-29

Lubricating Duct Feeder

#26
20160169447
2016-06-16

Lubricant injector

#27
20150355582
2015-12-10

System and method for applying lubricant onto a surface

#28
20150115601
2015-04-30

GREASE GUN COUPLER

#29
20150115071
2015-04-30

OIL SUPPLY NOZZLE AND MANUFACTURING METHOD THEREOF

#30
20140290761
2014-10-02

Valve assembly for machine fluid operations

#31
20130206869
2013-08-15

Adaptor for spray cans

#32
20120193563
2012-08-02

Grease valve for pressure devices

#33
20110253242
2011-10-20

Pump installations

#34
20110022237
2011-01-27

DISPENSING DRY LUBRICATION SYSTEM FOR A CONVEYER

#35
20100155180
2010-06-24

Quick Lubricant Nipple Mechanism with a Check Device

#36
20070113894
2007-05-24

Methods and systems for performing, monitoring and analyzing multiple machine fluid processes

#37
20050173004
2005-08-11

Methods and systems for performing, monitoring and analyzing multiple machine fluid processes