Process for the synthesis of urea
US-11643387-B2 · May 9, 2023 · US
Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor (pressure vessels for containing or storing compressed, liquefied or solidified gases F17C)
Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor (pressure vessels for containing or storing compressed, liquefied or solidified gases F17C) · 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 | B01J3/00 |
| Official title | Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor (pressure vessels for containing or storing compressed, liquefied or solidified gases F17C) |
| Display label | Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor (pressure vessels for containing or storing compressed, liquefied or solidified gases F17C) |
| Total patents | 76 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 4 |
| 2017 | 6 |
| 2018 | 15 |
| 2019 | 4 |
| 2020 | 5 |
| 2021 | 7 |
| 2022 | 11 |
| 2023 | 11 |
| 2024 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Particle Size Control of Metallocene Catalyst Systems in Loop Slurry Polymerization Reactors
US-2022403075-A1 · Dec 22, 2022 · US
Particle size control of metallocene catalyst systems in loop slurry polymerization reactors
US-11492430-B2 · Nov 8, 2022 · US
A process for the synthesis of urea
US-2022251033-A1 · Aug 11, 2022 · US
Supercritical drying method for silica wet gel blanket
US-11365125-B2 · Jun 21, 2022 · US
Apparatus and method for manufacturing high-pressure method low-density polyethylene
US-2022169755-A1 · Jun 2, 2022 · US
Apparatus and method for manufacturing high-pressure method low-density polyethylene
US-2022169754-A1 · Jun 2, 2022 · US
Hydrate formation promoter and use thereof in methane storage
US-11345869-B2 · May 31, 2022 · US
Particle Size Control of Metallocene Catalyst Systems in Loop Slurry Polymerization Reactors
US-2022153887-A1 · May 19, 2022 · US
Particle Size Control of Metallocene Catalyst Systems in Loop Slurry Polymerization Reactors
US-2022144985-A1 · May 12, 2022 · US
Particle size control of metallocene catalyst systems in loop slurry polymerization reactors
US-11326005-B1 · May 10, 2022 · US
Methods of Controlling Shutdown of Reactor Systems
US-2022025075-A1 · Jan 27, 2022 · US
C3 fractionation system
US-11174209-B2 · Nov 16, 2021 · US
Method and apparatus for performing a chemical reaction under elevated pressure
US-2021322941-A1 · Oct 21, 2021 · US
Integrated supercritical water and steam cracking process
US-11149218-B2 · Oct 19, 2021 · US
Particle size control of metallocene catalyst systems in loop slurry polymerization reactors
US-11124586-B1 · Sep 21, 2021 · US
Polycrystalline diamond structure
US-2021269313-A1 · Sep 2, 2021 · US
Supercritical drying method for silica wet gel blanket
US-2021230006-A1 · Jul 29, 2021 · US
Rotating apparatus and method for measuring acid-rock reaction characteristics in high temperature and pressure
US-10983105-B2 · Apr 20, 2021 · US
Hydrate formation promoter and use thereof in methane storage
US-2020339900-A1 · Oct 29, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01J3/00?
- CPC B01J3/00 is the Cooperative Patent Classification code for “Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor (pressure vessels for containing or storing compressed, liquefied or solidified gases F17C).”
- How many patents are filed under CPC B01J3/00 (Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor (pressure vessels for containing or storing compressed, liquefied or solidified gases F17C))?
- Our database includes 76 publications tagged with this CPC code.
- Is patent activity under CPC B01J3/00 growing?
- Publication counts under this code: 11 in 2023 vs 6 in 2024 (latest complete years).