Hydrogen generators
US-9512003-B2 · Dec 6, 2016 · US
Apparatus for generating gases (production of inert gas mixtures B01J19/14; for generating specific gases, see the relevant subclasses, e.g. C01B, C10J {; in "air bags" on vehicles B60R21/26; for starter gas F02C7/26; blasting cartridges for producing gas under pressure F42B3/04})
Apparatus for generating gases (production of inert gas mixtures B01J19/14; for generating specific gases, see the relevant subclasses, e.g. C01B, C10J {; in "air bags" on vehicles B60R21/26; for starter gas F02C7/26; blasting cartridges for producing gas under pressure F42B3/04}) · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B01J7/00 |
| Official title | Apparatus for generating gases (production of inert gas mixtures B01J19/14; for generating specific gases, see the relevant subclasses, e.g. C01B, C10J {; in "air bags" on vehicles B60R21/26; for starter gas F02C7/26; blasting cartridges for producing gas under pressure F42B3/04}) |
| Display label | Apparatus for generating gases (production of inert gas mixtures B01J19/14; for generating specific gases, see the relevant subclasses, e.g. C01B, C10J {; in "air bags" on vehicles B60R21/26; for starter gas F02C7/26; blasting cartridges for producing gas under pressure F42B3/04}) |
| Total patents | 402 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 44 |
| 2016 | 53 |
| 2017 | 37 |
| 2018 | 31 |
| 2019 | 37 |
| 2020 | 38 |
| 2021 | 34 |
| 2022 | 31 |
| 2023 | 33 |
| 2024 | 33 |
| 2025 | 24 |
| 2026 | 7 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hydrogen sulfide gas production plant and method for recovering and using waste hydrogen sulfide gas
US-9480956-B2 · Nov 1, 2016 · US
Method and apparatus for carrying out endothermic reactions
US-2016289141-A1 · Oct 6, 2016 · US
Packing for reaction tube, reaction tube, and reaction method using same
US-2016279587-A1 · Sep 29, 2016 · US
Device for feeding gasification agent into a low-temperature gasifier
US-2016263541-A1 · Sep 15, 2016 · US
Cyclonic reactor vessel having a low residence time plenum
US-2016256840-A1 · Sep 8, 2016 · US
System and method for the preparation of coal water slurries
US-9404055-B2 · Aug 2, 2016 · US
Process and plant for the production of ammonia make-up gas including production of a hydrogen gas by steam reforming
US-2016207766-A1 · Jul 21, 2016 · US
Synthesis gas and nanocarbon production method and production system
US-2016199807-A1 · Jul 14, 2016 · US
Method for electrodynamically driving a charged gas or charged particles entrained in a gas
US-2016161109-A1 · Jun 9, 2016 · US
Hydrogen Generators
US-2016107889-A1 · Apr 21, 2016 · US
Process for the manufacture of fluorinated olefins
US-9302963-B2 · Apr 5, 2016 · US
Zeolite Components for Use in Solid Chemical Oxygen Generators
US-2016060111-A1 · Mar 3, 2016 · US
Liquid control apparatus
US-9266130-B2 · Feb 23, 2016 · US
Apparatus for electrodynamically driving a charged gas or charged particles entrained in a gas
US-9243800-B2 · Jan 26, 2016 · US
Apparatus for revaporizing gas hydrate pellets
US-2016016135-A1 · Jan 21, 2016 · US
Insufflation apparatus and methods and a gas generating cartridge therefor
US-2015367087-A1 · Dec 24, 2015 · US
Gas generator
US-9199603-B2 · Dec 1, 2015 · US
Flexible reactor assembly for polymerization of olefins
US-9192905-B2 · Nov 24, 2015 · US
Method and device for converting carbon dioxide in flue gas into natural gas
US-9193927-B2 · Nov 24, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01J7/00?
- CPC B01J7/00 is the Cooperative Patent Classification code for “Apparatus for generating gases (production of inert gas mixtures B01J19/14; for generating specific gases, see the relevant subclasses, e.g. C01B, C10J {; in "air bags" on vehicles B60R21/26; for starter gas F02C7/26; blasting cartridges for producing gas under pressure F42B3/04}).”
- How many patents are filed under CPC B01J7/00 (Apparatus for generating gases (production of inert gas mixtures B01J19/14; for generating specific gases, see the relevant subclasses, e.g. C01B, C10J {; in "air bags" on vehicles B60R21/26; for starter gas F02C7/26; blasting cartridges for producing gas under pressure F42B3/04}))?
- Our database includes 402 publications tagged with this CPC code.
- Is patent activity under CPC B01J7/00 growing?
- Publication counts under this code: 33 in 2024 vs 24 in 2025 (latest complete years).