Microbially enhanced thermal oil recovery
US-12173591-B2 · Dec 24, 2024 · US
characterised by the use of bacteria
characterised by the use of bacteria · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C09K8/582 |
| Official title | characterised by the use of bacteria |
| Display label | characterised by the use of bacteria |
| Total patents | 109 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 12 |
| 2016 | 7 |
| 2017 | 12 |
| 2018 | 6 |
| 2019 | 10 |
| 2020 | 4 |
| 2021 | 7 |
| 2022 | 9 |
| 2023 | 14 |
| 2024 | 14 |
| 2025 | 12 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Autonomous extremophiles for downhole oil and gas applications controlled by metal silica nanoparticles
US-2022348816-A1 · Nov 3, 2022 · US
Biologically mediated precipitation of carbonates for use in oilfield applications
US-11193054-B2 · Dec 7, 2021 · US
Application of enzyme-based green solvents for the recovery of subsurface fluids
US-2021262328-A1 · Aug 26, 2021 · US
Method of microbial enhanced oil recovery by changing microbial motility
US-11091736-B2 · Aug 17, 2021 · US
Methods of controlling fines migration in a well
US-11060013-B2 · Jul 13, 2021 · US
System and method for using subterranean biological reactors
US-2021122656-A1 · Apr 29, 2021 · US
Method of microbial enhanced oil recovery by changing microbial motility
US-2021054258-A1 · Feb 25, 2021 · US
Hydrocarbon recovery method and hydrocarbon recovery system
US-10914151-B2 · Feb 9, 2021 · US
Co-cultivation of a myxobacterium and acinetobacter for enhanced production of emulsan
US-2020399526-A1 · Dec 24, 2020 · US
Automated method for selecting microbial strains which can degrade or emulsify oil
US-10767159-B2 · Sep 8, 2020 · US
Methanogenesis
US-10738234-B2 · Aug 11, 2020 · US
Hydrocarbon recovery method and hydrocarbon recovery system
US-2020123885-A1 · Apr 23, 2020 · US
Biologically mediated precipitation of carbonates for use in oilfield applications
US-2019264091-A1 · Aug 29, 2019 · US
Process of sustaining methane production in a subterranean carbonaceous medium
US-10378319-B2 · Aug 13, 2019 · US
Novel cultivation system for the efficient production of microorganisms
US-2019194600-A1 · Jun 27, 2019 · US
Method for Producing Surfactin by Using Bacillus Amyloliquefaciens
US-2019144505-A1 · May 16, 2019 · US
Process for recovery and mobilization of oil contained in porous media by tensoactive biomolecules produced by Serratia marcescens SmSA
US-10287484-B2 · May 14, 2019 · US
Method for the use of nitrates and nitrate reducing bacteria in hydraulic fracturing
US-10287487-B2 · May 14, 2019 · US
Multi-domain enzymes having cutinase activity, compositions comprising same and uses thereof
US-10227575-B2 · Mar 12, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C09K8/582?
- CPC C09K8/582 is the Cooperative Patent Classification code for “characterised by the use of bacteria.”
- How many patents are filed under CPC C09K8/582 (characterised by the use of bacteria)?
- Our database includes 109 publications tagged with this CPC code.
- Is patent activity under CPC C09K8/582 growing?
- Publication counts under this code: 14 in 2024 vs 12 in 2025 (latest complete years).