Method for recovering sugar
US-2023160026-A1 · May 25, 2023 · US
using ion-exchange materials · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C13B20/14 |
| Official title | using ion-exchange materials |
| Display label | using ion-exchange materials |
| Total patents | 10 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 1 |
| 2017 | 4 |
| 2018 | 2 |
| 2023 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-2023160026-A1 · May 25, 2023 · US
US-10100376-B2 · Oct 16, 2018 · US
US-2018044744-A1 · Feb 15, 2018 · US
US-9777342-B2 · Oct 3, 2017 · US
US-2017157532-A1 · Jun 8, 2017 · US
US-2017022103-A1 · Jan 26, 2017 · US
US-9534262-B2 · Jan 3, 2017 · US
US-9469766-B2 · Oct 18, 2016 · US
US-2015247211-A1 · Sep 3, 2015 · US
US-8951416-B2 · Feb 10, 2015 · US