Method, system and paperboard production machine for estimating paperboard quality parameters
US-12282012-B2 · Apr 22, 2025 · US
Paper
Paper · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01N33/34 |
| Official title | Paper |
| Display label | Paper |
| Total patents | 48 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 11 |
| 2017 | 7 |
| 2018 | 4 |
| 2019 | 4 |
| 2020 | 5 |
| 2021 | 4 |
| 2022 | 2 |
| 2023 | 4 |
| 2024 | 3 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method and device for evaluating the permeability of a sample
US-2024192115-A1 · Jun 13, 2024 · US
Method for determining the dryness of a fibrous web, and method for controlling or regulating a machine for producing a paper web, and computer program for carrying out the methods
US-11926963-B2 · Mar 12, 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
Methods for analyzing paper and improving the effectiveness of paper additives
US-2023313462-A1 · Oct 5, 2023 · US
Tissue paper and method of evaluating the same
US-11692993-B2 · Jul 4, 2023 · US
Method, system and medium for papermaking quality evaluation
US-2023204560-A1 · Jun 29, 2023 · US
Method, system and paperboard production machine for estimating paperboard quality parameters
US-2022283139-A1 · Sep 8, 2022 · US
Method and apparatus for the inspection of a paper web wound on a bobbin
US-11397175-B2 · Jul 26, 2022 · US
Method and apparatus for inspection of paper bobbins
US-2021231635-A1 · Jul 29, 2021 · US
Method and an apparatus for monitoring and controlling deposit formation
US-11046590-B2 · Jun 29, 2021 · US
Tissue paper and method of evaluating the same
US-2021172925-A1 · Jun 10, 2021 · US
Method of Diagnosing Oil-Immersed Electrical Apparatus
US-2021033570-A1 · Feb 4, 2021 · US
Method for evaluating degree of cleanliness of recycled material, method for manufacturing recycled material, recycled pulp fiber, and method for manufacturing recycled pulp fiber
US-2020392669-A1 · Dec 17, 2020 · US
Method for determining the dryness of a fibrous web, and method for controlling or regulating a machine for producing a paper web, and computer program for carrying out the methods
US-2020385927-A1 · Dec 10, 2020 · US
Method for Predicting or Controlling Microbial Status of a Paper or Board Making Process
US-2020299903-A1 · Sep 24, 2020 · US
Liquid exposure sensing device and controller
US-10712303-B2 · Jul 14, 2020 · US
Liquid exposure sensing device and controller
US-2020049650-A1 · Feb 13, 2020 · US
Analytical method for determining the concentration of oxidized nanofibrillar cellulose in a sample
US-10520485-B2 · Dec 31, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G01N33/34?
- CPC G01N33/34 is the Cooperative Patent Classification code for “Paper.”
- How many patents are filed under CPC G01N33/34 (Paper)?
- Our database includes 48 publications tagged with this CPC code.
- Is patent activity under CPC G01N33/34 growing?
- Publication counts under this code: 3 in 2024 vs 1 in 2025 (latest complete years).