Medium conveyance device
US-2025388419-A1 · Dec 25, 2025 · US
the retainers positioned over articles separated from the bottom of the pile
the retainers positioned over articles separated from the bottom of the pile · 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 | B65H3/523 |
| Official title | {the retainers positioned over articles separated from the bottom of the pile} |
| Display label | the retainers positioned over articles separated from the bottom of the pile |
| Total patents | 48 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 8 |
| 2017 | 5 |
| 2018 | 9 |
| 2019 | 5 |
| 2020 | 5 |
| 2021 | 2 |
| 2022 | 3 |
| 2023 | 1 |
| 2024 | 3 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Medium conveyance device
US-12415692-B2 · Sep 16, 2025 · US
Feeder for feeding document to document imaging system and method for feeding documents
US-12139361-B2 · Nov 12, 2024 · US
Medium conveyance device
US-2024262643-A1 · Aug 8, 2024 · US
Feeding device
US-11975937-B2 · May 7, 2024 · US
Sheet feed device
US-11649125-B2 · May 16, 2023 · US
Sheet feed device
US-2022234849-A1 · Jul 28, 2022 · US
Feeding device
US-2022177242-A1 · Jun 9, 2022 · US
Paper separation structure
US-2022162024-A1 · May 26, 2022 · US
Feeder for feeding document to document imaging system and method for feeding documents
US-2021188577-A1 · Jun 24, 2021 · US
Feeder for feeding document to document imaging system and method for feeding documents
US-10906761-B2 · Feb 2, 2021 · US
Paper sheet separation device and paper sheet separation method
US-2020369482-A1 · Nov 26, 2020 · US
Device and method for separating value documents, in particular banknotes, and value document processing system
US-10769879-B2 · Sep 8, 2020 · US
Medium feeding device and image reading apparatus
US-10737892-B2 · Aug 11, 2020 · US
Paper pickup mechanism
US-10717615-B2 · Jul 21, 2020 · US
Medium feed device and image reading apparatus
US-10584005-B2 · Mar 10, 2020 · US
Sheet processing apparatus
US-10494209-B2 · Dec 3, 2019 · US
Paper pickup mechanism
US-2019248608-A1 · Aug 15, 2019 · US
Device and method for separating value documents, in particular banknotes, and value document processing system
US-2019164376-A1 · May 30, 2019 · US
Medium feeding device and image reading apparatus
US-2019144225-A1 · May 16, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B65H3/523?
- CPC B65H3/523 is the Cooperative Patent Classification code for “the retainers positioned over articles separated from the bottom of the pile.”
- How many patents are filed under CPC B65H3/523 (the retainers positioned over articles separated from the bottom of the pile)?
- Our database includes 48 publications tagged with this CPC code.
- Is patent activity under CPC B65H3/523 growing?
- Publication counts under this code: 3 in 2024 vs 2 in 2025 (latest complete years).