Phase Change System and Phase Change Crucible for the Separation of Rare Earth Elements
US-2024035118-A1 · Feb 1, 2024 · US
Sublimation (B01D8/00 takes precedence; freeze-drying F26)
Sublimation (B01D8/00 takes precedence; freeze-drying F26) · 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 | B01D7/00 |
| Official title | Sublimation (B01D8/00 takes precedence; freeze-drying F26) |
| Display label | Sublimation (B01D8/00 takes precedence; freeze-drying F26) |
| Total patents | 110 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 11 |
| 2017 | 8 |
| 2018 | 11 |
| 2019 | 11 |
| 2020 | 9 |
| 2021 | 6 |
| 2022 | 6 |
| 2023 | 12 |
| 2024 | 11 |
| 2025 | 16 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
System for utilizing carbon dioxide of flue gas captured by cold heat of liquefied natural gas
US-11137203-B2 · Oct 5, 2021 · US
Purification method and purification apparatus
US-11090577-B2 · Aug 17, 2021 · US
Target unit with ceramic capsule for producing cu-67 radioisotope
US-11049628-B2 · Jun 29, 2021 · US
Spacecraft atmosphere co2 capture via deposition
US-2021008464-A1 · Jan 14, 2021 · US
Sublimation purification apparatus and sublimation purification method
US-2020406163-A1 · Dec 31, 2020 · US
Cabinet for solid material container
US-2020362454-A1 · Nov 19, 2020 · US
System with a direct contact desublimating heat exchanger and temperature regulation
US-10722812-B2 · Jul 28, 2020 · US
Ultra-High Purity Tungsten Chlorides
US-2020189928-A1 · Jun 18, 2020 · US
Low Halide Lanthanum Precursors For Vapor Deposition
US-2020165270-A1 · May 28, 2020 · US
Vapor delivery device
US-10609957-B2 · Apr 7, 2020 · US
Apparatus for manufacturing organic material and method of manufacturing organic material using the apparatus
US-2020083455-A1 · Mar 12, 2020 · US
Sublimator control valve system
US-10585443-B2 · Mar 10, 2020 · US
Solid source sublimator
US-2020056283-A1 · Feb 20, 2020 · US
Thermal management system with sublimator and adsorbent bed
US-2019350751-A1 · Nov 21, 2019 · US
Orientation-independent apparatus for use in material sublimation
US-10399708-B1 · Sep 3, 2019 · US
Configurations and methods of CO2 capture from flue gas by cryogenic desublimation
US-10393432-B2 · Aug 27, 2019 · US
Apparatus for vacuum purification
US-10391418-B2 · Aug 27, 2019 · US
Sublimator control valve system
US-2019220047-A1 · Jul 18, 2019 · US
Hydrocyclone for cryogenic gas-vapor separation
US-10328384-B2 · Jun 25, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D7/00?
- CPC B01D7/00 is the Cooperative Patent Classification code for “Sublimation (B01D8/00 takes precedence; freeze-drying F26).”
- How many patents are filed under CPC B01D7/00 (Sublimation (B01D8/00 takes precedence; freeze-drying F26))?
- Our database includes 110 publications tagged with this CPC code.
- Is patent activity under CPC B01D7/00 growing?
- Publication counts under this code: 11 in 2024 vs 16 in 2025 (latest complete years).