Monolayer, composite, gas separation material, filter, gas separation device and method for manufacturing composite
US-12128366-B2 · Oct 29, 2024 · US
In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction
In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction · 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 | B01D69/125 |
| Official title | {In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction} |
| Display label | In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction |
| Total patents | 855 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 75 |
| 2016 | 98 |
| 2017 | 109 |
| 2018 | 89 |
| 2019 | 88 |
| 2020 | 81 |
| 2021 | 83 |
| 2022 | 58 |
| 2023 | 58 |
| 2024 | 60 |
| 2025 | 43 |
| 2026 | 13 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Membranes for gas separation
US-12023633-B2 · Jul 2, 2024 · US
Polyamide water-treatment separation membrane having superior oxidation resistance and chlorine resistance properties, and method of manufacturing the same
US-2015375178-A1 · Dec 31, 2015 · US
Process for the preparation of mofs-porous polymeric membrane composites
US-2015367294-A1 · Dec 24, 2015 · US
Water-treatment separating membrane of high flux having good chlorine resistance and method of manufacturing the same
US-9211507-B2 · Dec 15, 2015 · US
Microparticle, addition agent and filtering membrane
US-9212238-B2 · Dec 15, 2015 · US
High permeate flux reverse osmosis membrane including carbodiimide compound and method of manufacturing the same
US-9205384-B2 · Dec 8, 2015 · US
Composite semipermeable membrane
US-2015343393-A1 · Dec 3, 2015 · US
Curable Compositions and Membranes
US-2015343389-A1 · Dec 3, 2015 · US
Nanoporous filtration membranes
US-2015336058-A1 · Nov 26, 2015 · US
Complex for acid gas separation, module for acid gas separation, and method for manufacturing module for acid gas separation
US-2015336056-A1 · Nov 26, 2015 · US
Composite membrane utilized in membrane distillation
US-2015321146-A1 · Nov 12, 2015 · US
High permeate flux reverse osmosis membrane including surface-treated zeolite and method of manufacturing the same
US-2015321151-A1 · Nov 12, 2015 · US
Composite polyamide membrane including tri-hydrocarbyl phosphate
US-2015314243-A1 · Nov 5, 2015 · US
Composite Gas Separation Membranes with Dialkysiloxane Intermediate Layer
US-2015298071-A1 · Oct 22, 2015 · US
Ion exchanger, method of manufacturing the same, and ion exchange filter device and electro-deionization device including the same
US-9162907-B2 · Oct 20, 2015 · US
Polymeric molecular sieve membranes for gas separation
US-2015290592-A1 · Oct 15, 2015 · US
Modified thin film composite reverse osmosis membrane and a process for preparation thereof
US-2015290595-A1 · Oct 15, 2015 · US
Composite semipermeable membrane and composite semipermeable membrane element
US-2015283515-A1 · Oct 8, 2015 · US
Nanofluidic sorting system for gene synthesis and pcr reaction products
US-2015283514-A1 · Oct 8, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D69/125?
- CPC B01D69/125 is the Cooperative Patent Classification code for “In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction.”
- How many patents are filed under CPC B01D69/125 (In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction)?
- Our database includes 855 publications tagged with this CPC code.
- Is patent activity under CPC B01D69/125 growing?
- Publication counts under this code: 60 in 2024 vs 43 in 2025 (latest complete years).