Method and a machine for winding a web onto spools to form a succession of web reels
US-12325605-B2 · Jun 10, 2025 · US
the web roll being supported on two parallel rollers at least one of which is driven
the web roll being supported on two parallel rollers at least one of which is driven · 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 | B65H18/20 |
| Official title | the web roll being supported on two parallel rollers at least one of which is driven |
| Display label | the web roll being supported on two parallel rollers at least one of which is driven |
| Total patents | 35 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 4 |
| 2017 | 6 |
| 2018 | 3 |
| 2019 | 3 |
| 2020 | 3 |
| 2021 | 4 |
| 2022 | 2 |
| 2023 | 2 |
| 2024 | 4 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Water bottle device assembly
US-2025073656-A1 · Mar 6, 2025 · US
Water bottle device assembly
US-2025058290-A1 · Feb 20, 2025 · US
Water bottle device assembly
US-12168207-B2 · Dec 17, 2024 · US
Surface Rewinder with Center Assist and Belt and Winding Drum Forming a Winding Nest
US-2024150145-A1 · May 9, 2024 · US
Vacuum treatment apparatus and vacuum treatment method
US-2024067480-A1 · Feb 29, 2024 · US
Surface rewinder with center assist and belt and winding drum forming a winding nest
US-11912519-B2 · Feb 27, 2024 · US
A method and a machine for winding a web onto spools to form a succession of web reels
US-2023416036-A1 · Dec 28, 2023 · US
Flexible drive and core engagement members for a rewinding machine
US-11643294-B2 · May 9, 2023 · US
Flexible Drive and Core Engagement Members for a Rewinding Machine
US-2022097989-A1 · Mar 31, 2022 · US
Flexible drive and core engagement members for a rewinding machine
US-11247863-B2 · Feb 15, 2022 · US
Rewinding machine and method of producing logs of web material
US-11148895-B2 · Oct 19, 2021 · US
Surface Rewinder with Center Assist and Belt and Winding Drum Forming a Winding Nest
US-2021206592-A1 · Jul 8, 2021 · US
Surface rewinder with center assist and belt and winding drum forming a winding nest
US-11046540-B2 · Jun 29, 2021 · US
Winding machine and method for controlling a second nip pressure
US-10961071-B2 · Mar 30, 2021 · US
Flexible Drive and Core Engagement Members for a Rewinding Machine
US-2020165091-A1 · May 28, 2020 · US
Winding Machine and Method for Controlling a Second Nip Pressure
US-2020109020-A1 · Apr 9, 2020 · US
Method of controlling operation of a winder for a fiber web
US-10526155-B2 · Jan 7, 2020 · US
Rewinding machine and method of producing logs of web material
US-2019168979-A1 · Jun 6, 2019 · US
Surface Rewinder with Center Assist and Belt and Winding Drum Forming a Winding Nest
US-2019161302-A1 · May 30, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B65H18/20?
- CPC B65H18/20 is the Cooperative Patent Classification code for “the web roll being supported on two parallel rollers at least one of which is driven.”
- How many patents are filed under CPC B65H18/20 (the web roll being supported on two parallel rollers at least one of which is driven)?
- Our database includes 35 publications tagged with this CPC code.
- Is patent activity under CPC B65H18/20 growing?
- Publication counts under this code: 4 in 2024 vs 3 in 2025 (latest complete years).