Device for detecting paper splice part of cardboard sheet, and device for producing cardboard sheet
US-12589572-B2 · Mar 31, 2026 · US
Glue application specially adapted therefor · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B31F1/2818 |
| Official title | {Glue application specially adapted therefor} |
| Display label | Glue application specially adapted therefor |
| Total patents | 16 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2017 | 1 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 2 |
| 2023 | 2 |
| 2024 | 4 |
| 2026 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-12589572-B2 · Mar 31, 2026 · US
US-2024383222-A1 · Nov 21, 2024 · US
US-12049058-B2 · Jul 30, 2024 · US
US-12023891-B2 · Jul 2, 2024 · US
US-2024051253-A1 · Feb 15, 2024 · US
US-2023294376-A1 · Sep 21, 2023 · US
US-11724476-B2 · Aug 15, 2023 · US
US-2022266567-A1 · Aug 25, 2022 · US
US-2022080696-A1 · Mar 17, 2022 · US
US-11084243-B2 · Aug 10, 2021 · US
US-2020247081-A1 · Aug 6, 2020 · US
US-10513639-B2 · Dec 24, 2019 · US
US-2019322068-A1 · Oct 24, 2019 · US
US-2018370176-A1 · Dec 27, 2018 · US
US-10040266-B2 · Aug 7, 2018 · US
US-2017101559-A1 · Apr 13, 2017 · US