Method for controlling a process in making pulp, paper, or board
US-2025361677-A1 · Nov 27, 2025 · US
Paper pulp
Paper pulp · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01N33/343 |
| Official title | {Paper pulp} |
| Display label | Paper pulp |
| Total patents | 60 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 7 |
| 2017 | 3 |
| 2018 | 8 |
| 2019 | 6 |
| 2020 | 7 |
| 2021 | 5 |
| 2022 | 4 |
| 2023 | 4 |
| 2024 | 8 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method and system for determination of starch in a sample
US-12332174-B2 · Jun 17, 2025 · US
Method and apparatus for determining properties of containers made of paper or cardboard
US-2025093289-A1 · Mar 20, 2025 · US
Estimating risk level in an aqueous process
US-12174612-B2 · Dec 24, 2024 · US
Method for estimating the vapor phase corrosion load
US-2024377312-A1 · Nov 14, 2024 · US
Determining the reduction rate of a recovery boiler
US-12134859-B2 · Nov 5, 2024 · US
Predictive control system and method for brown washing treatment in pulp mills
US-12077911-B2 · Sep 3, 2024 · US
Method for estimating the vapor phase corrosion load
US-12072279-B2 · Aug 27, 2024 · US
Monitoring and controlling hydrophobic components in a pulp process
US-12044607-B2 · Jul 23, 2024 · US
Method and system for monitoring properties of an aqueous stream
US-12043559-B2 · Jul 23, 2024 · US
Method for predicting or controlling microbial status of a paper or board making process
US-11859347-B2 · Jan 2, 2024 · US
Method for evaluating degree of cleanliness of recycled material, method for manufacturing recycled material, and method for manufacturing recycled pulp fiber
US-11802373-B2 · Oct 31, 2023 · US
Monitoring and controlling of refining of fibrous pulp
US-11788229-B2 · Oct 17, 2023 · US
Method and apparatus for controlling cellulose processing
US-2023204489-A1 · Jun 29, 2023 · US
Method for manufacturing a fibrous web
US-11598051-B2 · Mar 7, 2023 · US
Estimating risk level in an aqueous process
US-2022326685-A1 · Oct 13, 2022 · US
Determining the reduction rate of a recovery boiler
US-2022220671-A1 · Jul 14, 2022 · US
Monitoring and controlling hydrophobic components in a pulp process
US-2022146396-A1 · May 12, 2022 · US
Method for estimating the vapor phase corrosion load
US-2022026343-A1 · Jan 27, 2022 · US
Method for evaluating cellulose nanofiber dispersion
US-2021349072-A1 · Nov 11, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G01N33/343?
- CPC G01N33/343 is the Cooperative Patent Classification code for “Paper pulp.”
- How many patents are filed under CPC G01N33/343 (Paper pulp)?
- Our database includes 60 publications tagged with this CPC code.
- Is patent activity under CPC G01N33/343 growing?
- Publication counts under this code: 8 in 2024 vs 3 in 2025 (latest complete years).