Destruction of dense nonaqueous phase liquids (dnapls) using a time-release formulation
US-2017354837-A1 · Dec 14, 2017 · US
Operations & Transport
Operations & Transport · 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 | B09C1/08 |
| Official title | — |
| Display label | Operations & Transport (mapped technology topic) |
| Total patents | 282 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 25 |
| 2016 | 14 |
| 2017 | 25 |
| 2018 | 29 |
| 2019 | 34 |
| 2020 | 24 |
| 2021 | 33 |
| 2022 | 28 |
| 2023 | 20 |
| 2024 | 22 |
| 2025 | 22 |
| 2026 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Surface modification of zero valent iron material for enhanced reactivity for degrading chlorinated contaminants in water
US-2017334755-A1 · Nov 23, 2017 · US
Method of treating produced or flowback water with nucleophilic agent to deactivate breaker
US-9822594-B2 · Nov 21, 2017 · US
Methods and kits for removing organic pollutants from a contaminated sample
US-2017320040-A1 · Nov 9, 2017 · US
Apparatus And Method For Remediating Trichloroethylene-polluting Soils By Integrated Rotated Migration And PRB
US-2017282230-A1 · Oct 5, 2017 · US
Clay soil site preparation for building structures
US-2017260450-A1 · Sep 14, 2017 · US
Process for treating contaminated soil
US-9750967-B1 · Sep 5, 2017 · US
Compounds and methods for the reduction of halogenated hydrocarbons
US-9744392-B1 · Aug 29, 2017 · US
Method for reducing swell potential of expansive clay mineral and expansive clayey soil with molecular level simulation
US-2017183836-A1 · Jun 29, 2017 · US
Oxidation of contaminants
US-2017174540-A1 · Jun 22, 2017 · US
Method of treating produced or flowback water with nucleophilic agent to deactivate breaker
US-2017167212-A1 · Jun 15, 2017 · US
Method for reducing swell potential of expansive clayey soil with nano-level constitutive modeling
US-9670409-B1 · Jun 6, 2017 · US
Photocatalytic film for soil fumigation
US-9668475-B2 · Jun 6, 2017 · US
Dithiocarbamate functionalized dendrimer with alkylenediamine core as soil heavy metal immobilization amendment and preparation method thereof
US-9656311-B2 · May 23, 2017 · US
Metallated metal-organic frameworks
US-2017114079-A1 · Apr 27, 2017 · US
Treatment of clay or dredged sediment with polymer increases adsorption characteristics
US-9623455-B2 · Apr 18, 2017 · US
Oxidation of contaminants
US-9616472-B2 · Apr 11, 2017 · US
Remediation of contaminated soils
US-2017056942-A1 · Mar 2, 2017 · US
A method for recovering alkali and aluminum in course of treatment of bayer red mud by using calcification-carbonation method
US-2017036920-A1 · Feb 9, 2017 · US
Metallated metal-organic frameworks
US-9562005-B2 · Feb 7, 2017 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B09C1/08?
- CPC B09C1/08 is the Cooperative Patent Classification code for “Operations & Transport.”
- How many patents are filed under CPC B09C1/08 (Operations & Transport)?
- Our database includes 282 publications tagged with this CPC code.
- Is patent activity under CPC B09C1/08 growing?
- Publication counts under this code: 22 in 2024 vs 22 in 2025 (latest complete years).