Seal and a tubular heat exchanger using such seal
US-11506286-B2 · Nov 22, 2022 · US
with transport through tubes · Cooperative Patent Classification (CPC)
Agriculture, food, personal care, health, and life sciences.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | A23B2/46 |
| Official title | with transport through tubes |
| Display label | with transport through tubes |
| Total patents | 70 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 4 |
| 2017 | 8 |
| 2018 | 9 |
| 2019 | 13 |
| 2020 | 6 |
| 2021 | 9 |
| 2022 | 9 |
| 2023 | 1 |
| 2024 | 2 |
| 2025 | 5 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-11506286-B2 · Nov 22, 2022 · US
US-2022225644-A1 · Jul 21, 2022 · US
US-11330826-B2 · May 17, 2022 · US
US-2022061365-A1 · Mar 3, 2022 · US
US-11224240-B2 · Jan 18, 2022 · US
US-11224241-B2 · Jan 18, 2022 · US
US-11219232-B2 · Jan 11, 2022 · US
US-2021321818-A1 · Oct 21, 2021 · US
US-11013250-B2 · May 25, 2021 · US
US-11000052-B2 · May 11, 2021 · US
US-10993462-B2 · May 4, 2021 · US
US-2021095929-A1 · Apr 1, 2021 · US
US-2021051976-A1 · Feb 25, 2021 · US
US-2021051977-A1 · Feb 25, 2021 · US
US-2021037851-A1 · Feb 11, 2021 · US
US-2021018279-A1 · Jan 21, 2021 · US
US-2020297000-A1 · Sep 24, 2020 · US
US-10695736-B2 · Jun 30, 2020 · US
US-2020182705-A1 · Jun 11, 2020 · US
US-2020108161-A1 · Apr 9, 2020 · US
Answers are generated from the same data shown on this page.