ClassID:

84758

C01B21/32 - CPC Classification

Classification description:

Nitrogen; Compounds thereof; Nitrogen oxides; Oxyacids of nitrogen; Salts thereof; Nitric oxide (NO); Preparation by oxidation of nitrogen Apparatus

Recent Application in this class:
#1
20250381545
2025-12-18

AMMONIUM NITRATE PRODUCTION

#2
20250353746
2025-11-20

Magnetic Plasma System for Infusing Various Compounds with Nitric Oxide for Consumable, Medical and Cosmetic Products

#3
20250083959
2025-03-13

High-Yield Atmospheric Nitric Acid Generator for Agricultural Waste Treatment

#4
20240367975
2024-11-07

CONVERSION OF NITROGEN DIOXIDE (NO2) TO NITRIC OXIDE (NO)

#5
20240325672
2024-10-03

Systems and Methods for Generating Nitric Oxide

#6
20240262689
2024-08-08

Apparatus and method for generating nitric oxide in controlled and accurate amounts

#7
20240076186
2024-03-07

Systems and Methods for Nitric Oxide Generation with Humidity Control

#8
20240066495
2024-02-29

Device and Method for Producing High-Concentration, Low-Temperature Nitric Oxide

#9
20230263986
2023-08-24

Systems and methods for ambulatory generation of nitric oxide

#10
20230140163
2023-05-04

SYSTEMS AND METHODS FOR SYNTHESIS OF NITRIC OXIDE

#11
20230077727
2023-03-16

Conversion of nitrogen dioxide (NO) to nitric oxide (NO)

#12
20230053201
2023-02-16

SYSTEMS AND METHODS FOR GENERATING NITRIC OXIDE USING MICROWAVE ENERGY

#13
20220339391
2022-10-27

Systems and methods for generating nitric oxide

#14
20220211967
2022-07-07

Systems and methods for ambulatory generation of nitric oxide

#15
20220047837
2022-02-17

Systems and methods for ambulatory generation of nitric oxide

#16
20210402362
2021-12-30

Low pressure generating plasma reactor closed loop process and system

#17
20210268221
2021-09-02

Systems and methods for generating nitric oxide

#18
20210261416
2021-08-26

Apparatus and method for generating nitric oxide in controlled and accurate amounts

#19
20210214222
2021-07-15

Systems and methods for nitric oxide generation with humidity control

#20
20210214221
2021-07-15

Apparatus and method for generating nitric oxide in controlled and accurate amounts

#21
20210077975
2021-03-18

Device and method for producing high-concentration, low-temperature nitric oxide

#22
20200390994
2020-12-17

Systems and methods for generating nitric oxide

#23
20200238041
2020-07-30

Delivery systems and methods for electric plasma synthesis of nitric oxide

#24
20200231440
2020-07-23

Apparatus and method for generating nitric oxide in controlled and accurate amounts

#25
20200180958
2020-06-11

Conversion of nitrogen dioxide (NO) to nitric oxide (NO)

#26
20200139072
2020-05-07

Systems and methods for ambulatory generation of nitric oxide

#27
20200094011
2020-03-26

Systems and methods for generating nitric oxide

#28
20200010321
2020-01-09

Apparatus and method for generating nitric oxide in controlled and accurate amounts

#29
20190314596
2019-10-17

Systems and methods for generating nitric oxide

#30
20190299188
2019-10-03

Systems and methods for a cooled nitric oxide generator

#31
20190276313
2019-09-12

Apparatus and Method for Generating Nitric Oxide in Controlled and Accurate Amounts

#32
20190233289
2019-08-01

Apparatus and Method for Generating Nitric Oxide in Controlled and Accurate Amounts

#33
20190233288
2019-08-01

Apparatus and Method for Generating Nitric Oxide in Controlled and Accurate Amounts

#34
20190217042
2019-07-18

System and methods for ambulatory generation of nitric oxide

#35
20190135633
2019-05-09

Apparatus and Method for Generating Nitric Oxide in Controlled and Accurate Amounts

#36
20190127223
2019-05-02

Apparatus and Method for Generating Nitric Oxide in Controlled and Accurate Amounts

#37
20190092639
2019-03-28

CONVERSION OF NITROGEN DIOXIDE (NO2) TO NITRIC OXIDE (NO)

#38
20180296790
2018-10-18

Systems and methods for synthesis of nitric oxide

#39
20180280920
2018-10-04

Systems and methods for a cooled nitric oxide generator

#40
20180243528
2018-08-30

Systems and methods for ambulatory generation of nitric oxide

#41
20180243527
2018-08-30

Systems and methods for generating nitric oxide

#42
20180161750
2018-06-14

Device and method for producing high-concentration, low-temperature nitric oxide

#43
20180141816
2018-05-24

HIGH-EFFICIENCY METHOD AND DEVICE FOR HIGH-CONCENTRATION, LOW-TEMPERATURE EXOGENOUS NITRIC OXIDE PRODUCTION FROM ATMOSPHERIC AIR

#44
20170369316
2017-12-28

Conversion of nitrogen dioxide (NO) to nitric oxide (NO)

#45
20160045888
2016-02-18

Pulse jet system and method

#46
20140271939
2014-09-18

Conversion of nitrogen dioxide (NO2) to nitric oxide (NO)

#47
20140251787
2014-09-11

Apparatus and method for generating nitric oxide in controlled and accurate amounts

#48
20120321528
2012-12-20

Pulse jet water desalination and purification

#49
20120238031
2012-09-20

Conversion of nitrogen dioxide (NO) to nitric oxide (NO)

#50
20110168174
2011-07-14

Conversion of nitrogen dioxide (NO2) to nitric oxide (NO)

#51
20090314289
2009-12-24

Conversion of nitrogen dioxide (NO) to nitric oxide (NO)