A barrier system
US-2024051735-A1 · Feb 15, 2024 · US
Chitin, i.e. 2-acetamido-2-deoxy-(beta-1,4)-D-glucan or N-acetyl-beta-1,4-D-glucosamine; Chitosan, i.e. deacetylated product of chitin or (beta-1,4)-D-glucosamine; Derivatives thereof · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C08B37/003 |
| Official title | {Chitin, i.e. 2-acetamido-2-deoxy-(beta-1,4)-D-glucan or N-acetyl-beta-1,4-D-glucosamine; Chitosan, i.e. deacetylated product of chitin or (beta-1,4)-D-glucosamine; Derivatives thereof} |
| Display label | Chitin, i.e. 2-acetamido-2-deoxy-(beta-1,4)-D-glucan or N-acetyl-beta-1,4-D-glucosamine; Chitosan, i.e. deacetylated product of chitin or (beta-1,4)-D-glucosamine; Derivatives thereof |
| Total patents | 394 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 35 |
| 2016 | 44 |
| 2017 | 25 |
| 2018 | 34 |
| 2019 | 38 |
| 2020 | 25 |
| 2021 | 37 |
| 2022 | 38 |
| 2023 | 37 |
| 2024 | 41 |
| 2025 | 31 |
| 2026 | 9 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-2024051735-A1 · Feb 15, 2024 · US
US-2016377626-A1 · Dec 29, 2016 · US
US-9527929-B2 · Dec 27, 2016 · US
US-2016361460-A1 · Dec 15, 2016 · US
US-9518077-B2 · Dec 13, 2016 · US
US-9504761-B2 · Nov 29, 2016 · US
US-2016271250-A1 · Sep 22, 2016 · US
US-9433682-B2 · Sep 6, 2016 · US
US-9434627-B2 · Sep 6, 2016 · US
US-2016237228-A1 · Aug 18, 2016 · US
US-2016237235-A1 · Aug 18, 2016 · US
US-2016235650-A1 · Aug 18, 2016 · US
US-2016230066-A1 · Aug 11, 2016 · US
US-2016206777-A1 · Jul 21, 2016 · US
US-9394379-B2 · Jul 19, 2016 · US
US-9394375-B2 · Jul 19, 2016 · US
US-2016159932-A1 · Jun 9, 2016 · US
US-2016159934-A1 · Jun 9, 2016 · US
US-9345723-B2 · May 24, 2016 · US
US-2016137681-A1 · May 19, 2016 · US
Answers are generated from the same data shown on this page.