Stud for a doctor blade holder in a fiber web machine and doctor blade assembly for a fiber web machine
US-12442136-B2 · Oct 14, 2025 · US
by doctor blades arranged crosswise to the web
by doctor blades arranged crosswise to the web · 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 | B31F1/14 |
| Official title | by doctor blades arranged crosswise to the web |
| Display label | by doctor blades arranged crosswise to the web |
| Total patents | 52 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2016 | 3 |
| 2017 | 2 |
| 2018 | 1 |
| 2019 | 3 |
| 2020 | 1 |
| 2021 | 6 |
| 2022 | 11 |
| 2023 | 9 |
| 2024 | 8 |
| 2025 | 8 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Low stiffness multi-ply tissue product
US-2025277341-A1 · Sep 4, 2025 · US
Soft wet pressed facial tissue
US-2025188683-A1 · Jun 12, 2025 · US
Soft through-air dried facial tissue
US-2025188684-A1 · Jun 12, 2025 · US
Low stiffness multi-ply tissue product
US-12312747-B2 · May 27, 2025 · US
Soft through-air dried facial tissue
US-12264439-B2 · Apr 1, 2025 · US
Soft wet pressed facial tissue
US-12264438-B2 · Apr 1, 2025 · US
Durable and dispersible creped multi-ply tissue
US-12188182-B2 · Jan 7, 2025 · US
Multi-ply tissue product
US-12129601-B2 · Oct 29, 2024 · US
Method and a system for a Yankee cylinder in a tissue machine
US-12104322-B2 · Oct 1, 2024 · US
Spreading unit with adjustable contour
US-12076743-B2 · Sep 3, 2024 · US
Durable and dispersible creped mutli-ply tissue
US-2024141593-A1 · May 2, 2024 · US
Creped multi-ply tissue product
US-11959227-B2 · Apr 16, 2024 · US
Stud for a Doctor Blade Holder in a Fiber Web Machine and Doctor Blade Assembly for a Fiber Web Machine
US-2024102244-A1 · Mar 28, 2024 · US
Durable and dispersible creped mutli-ply tissue
US-11885073-B2 · Jan 30, 2024 · US
Multi-ply tissue product
US-2024003093-A1 · Jan 4, 2024 · US
Multi-ply tissue product
US-11795626-B2 · Oct 24, 2023 · US
Durable and dispersible creped mutli-ply tissue
US-2023272586-A1 · Aug 31, 2023 · US
Method of making a molded paper web
US-11732416-B2 · Aug 22, 2023 · US
Creped multi-ply tissue product
US-2023235513-A1 · Jul 27, 2023 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B31F1/14?
- CPC B31F1/14 is the Cooperative Patent Classification code for “by doctor blades arranged crosswise to the web.”
- How many patents are filed under CPC B31F1/14 (by doctor blades arranged crosswise to the web)?
- Our database includes 52 publications tagged with this CPC code.
- Is patent activity under CPC B31F1/14 growing?
- Publication counts under this code: 8 in 2024 vs 8 in 2025 (latest complete years).