ClassID:

204541

H01J3/40 - CPC Classification

Classification description:

Details of electron-optical or ion-optical arrangements or of ion traps common to two or more basic types of discharge tubes or lamps Traps for removing or diverting unwanted particles, e.g. negative ions, fringing electrons; Arrangements for velocity or mass selection

Recent Application in this class:
#1
20250339819
2025-11-06

SYSTEM AND METHOD FOR IDENTIFYING, SELECTING AND PURIFYING PARTICLES

#2
20250271512
2025-08-28

METHOD OF TESTING ELECTRODE CIRCUITRY OF A DEVICE FOR CONTROLLING TRAPPED IONS

#3
20250079108
2025-03-06

MOUNTED PLANAR FILAMENT

#4
20240429015
2024-12-26

PARTICLE TRANSFER BLOCKING DEVICE AND LITHOGRAPHY DEVICE USING ELECTRON LAYER IN VACUUM SYSTEM

#5
20240050895
2024-02-15

SYSTEM AND METHOD FOR IDENTIFYING, SELECTING AND PURIFYING PARTICLES

#6
20240038476
2024-02-01

ION GUIDE ELECTRODE CONFIGURATIONS FOR POLARITY-INDEPENDENT ION CONTAINMENT

#7
20230019665
2023-01-19

DEVICE FOR CONTROLLING TRAPPED IONS HAVING AN ELECTRODE CIRCUITRY CONFIGURED FOR DEVICE TESTING

#8
20220375736
2022-11-24

Method for top down proteomics using ExD and PTR

#9
20220367164
2022-11-17

MICROFABRICATED ION TRAP WITH IMPROVED THERMAL CHARACTERISTICS

#10
20210257200
2021-08-19

Method for top down proteomics using ExD and PTR

#11
20190189419
2019-06-20

MEMS-based 3D ion trapping device for using laser penetrating ion trapping structure, and method for manufacturing same

#12
20170323773
2017-11-09

Mass spectrometer with high-voltage power source

#13
20170221693
2017-08-03

MEMS-based 3D ion trapping device for using laser penetrating ion trapping structure, and method for manufacturing same

#14
20160358741
2016-12-08

System and method for providing a clean environment in an electron-optical system

#15
20130180845
2013-07-18

FILTER FOR REMOVING MACRO-PARTICLES FROM A PLASMA BEAM

#16
20130140977
2013-06-06

Charged particle beam radiation apparatus

#17
20130015340
2013-01-17

MULTIPOLE ASSEMBLY HAVING A MAIN MASS FILTER AND AN AUXILIARY MASS FILTER

#18
20110012033
2011-01-20

Adjustable louvered plasma electron flood enclosure

#19
20110006271
2011-01-13

Dielectric composition with reduced resistance

#20
20100320912
2010-12-23

Magnetically insulated cold-cathode electron gun

#21
20100012864
2010-01-21

Apparatus and method for long-term storage of antimatter