Method for producing amino methylated bead polymerizates from n-carboxylic acid methylphthalimide esters
US-2017348684-A1 · Dec 7, 2017 · US
obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds
obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds · 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 | B01J41/13 |
| Official title | obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds |
| Display label | obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds |
| Total patents | 242 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 19 |
| 2016 | 21 |
| 2017 | 28 |
| 2018 | 26 |
| 2019 | 19 |
| 2020 | 33 |
| 2021 | 17 |
| 2022 | 17 |
| 2023 | 17 |
| 2024 | 19 |
| 2025 | 22 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Cross-linked (bisphenol-S, formaldehyde, 1,6-hexadiamine) terpolymer for the adsorption of Pb2+ ions from aqueous solutions
US-9796604-B2 · Oct 24, 2017 · US
Composition for electrode of capacitive deionization apparatus, and electrode including same
US-9771282-B2 · Sep 26, 2017 · US
A high exchange-capacity anion exchange resin with dual functional-groups and method of synthesis thereof
US-2017259255-A1 · Sep 14, 2017 · US
Anion exchange polymers and anion exchange membranes incorporating same
US-2017252707-A1 · Sep 7, 2017 · US
Alkenyl (perfluoroalkyl) phosphinic acids
US-2017240574-A1 · Aug 24, 2017 · US
Stimulus responsive polymers for the purification of biomolecules
US-9731288-B2 · Aug 15, 2017 · US
Poly(phenylene)-based anion exchange polymers and methods thereof
US-2017190831-A1 · Jul 6, 2017 · US
Ionic polymer membrane for a carbon dioxide electrolyzer
US-2017183789-A1 · Jun 29, 2017 · US
High Surface Area Fiber Media With Nano-Fibrillated Surface Features
US-2017165638-A1 · Jun 15, 2017 · US
Phosphonium cations and polymers incorporating them
US-2017149080-A1 · May 25, 2017 · US
Polymeric ionic liquid, intermediate polymer for making the polymeric ionic liquid, process for producing the polymeric ionic liquid, process for producing a polymer membrane including the polymeric ionic liquid, process for preparing a gel polymer electrolyte including the polymer membrane, and binder including the polymeric ionic liquid
US-2017092982-A1 · Mar 30, 2017 · US
Anion exchange resin, electrolyte membrane for fuel cell, binder for forming electrode catalyst layer, battery electrode catalyst layer and fuel cell
US-2017087545-A1 · Mar 30, 2017 · US
Polymer useful for an ion exchange membrane
US-9593215-B2 · Mar 14, 2017 · US
Protein adsorbent
US-2017065962-A1 · Mar 9, 2017 · US
Polymers functionalized with ion-specific recognition elements
US-9585910-B2 · Mar 7, 2017 · US
Cation exchange ureteral stent
US-9579425-B2 · Feb 28, 2017 · US
Hydroxide-Stable Ionenes
US-2017037188-A1 · Feb 9, 2017 · US
Functionalized triptycene polymers and their uses
US-2017022323-A1 · Jan 26, 2017 · US
Protein adsorbent
US-9545627-B2 · Jan 17, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01J41/13?
- CPC B01J41/13 is the Cooperative Patent Classification code for “obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds.”
- How many patents are filed under CPC B01J41/13 (obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds)?
- Our database includes 242 publications tagged with this CPC code.
- Is patent activity under CPC B01J41/13 growing?
- Publication counts under this code: 19 in 2024 vs 22 in 2025 (latest complete years).