In vivo enzyme activity sensors and methods
US-12558007-B2 · Feb 24, 2026 · US
involving cholinesterase
involving cholinesterase · 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 | C12Q1/46 |
| Official title | involving cholinesterase |
| Display label | involving cholinesterase |
| Total patents | 59 |
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 | 6 |
| 2017 | 4 |
| 2018 | 3 |
| 2019 | 5 |
| 2020 | 4 |
| 2021 | 9 |
| 2022 | 7 |
| 2023 | 3 |
| 2024 | 6 |
| 2025 | 5 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fluidic devices involving signal generation at converging liquid fronts
US-12558685-B2 · Feb 24, 2026 · US
Deep Eutectic Solvent Stabilized Enzyme-Based Electrochemical Assay Probes for Use in the Field
US-2025283140-A1 · Sep 11, 2025 · US
Methods, compositions, systems, apparatuses and kits for nucleic acid amplification
US-12351865-B2 · Jul 8, 2025 · US
Combinatorial high-throughput screening of complex polymeric enzyme immobilization supports
US-2025198980-A1 · Jun 19, 2025 · US
Method for detecting organophosphorus pesticide by microfluidic chip based on fluorescent sensing film
US-12281990-B2 · Apr 22, 2025 · US
Method for Detecting Enzyme Activity and Fluorescent Probe Used in Said Method
US-2025093270-A1 · Mar 20, 2025 · US
P-phenylene ethynylene compounds as bioactive and detection agents
US-12163953-B2 · Dec 10, 2024 · US
High-throughput label-free enzymatic bioassays using DESI-MS
US-12130255-B2 · Oct 29, 2024 · US
Method for detecting organophosphorus pesticide by microfluidic chip based on fluorescent sensing film
US-2024353342-A1 · Oct 24, 2024 · US
Information processing device for providing reference information relating to diagnosis of thyroid disease
US-2024221957-A1 · Jul 4, 2024 · US
Mass spectrometry ionization based-assay for the detection of enzyme activity and/or presence
US-11913059-B1 · Feb 27, 2024 · US
Sensor, detection method, reagent and kit
US-11859235-B2 · Jan 2, 2024 · US
High-throughput label-free enzymatic bioassays using desi-ms
US-2023324335-A1 · Oct 12, 2023 · US
Methods, compositions, systems, apparatuses and kits for nucleic acid amplification
US-2023175051-A1 · Jun 8, 2023 · US
Methods, compositions, systems, apparatuses and kits for nucleic acid amplification
US-11578360-B2 · Feb 14, 2023 · US
High-throughput label-free enzymatic bioassays using DESI-MS
US-11531005-B2 · Dec 20, 2022 · US
In vivo enzyme activity sensors and methods
US-2022338763-A1 · Oct 27, 2022 · US
Gradient elution moving boundary electrophoresis for use with complex samples and detection of toxins
US-11479804-B1 · Oct 25, 2022 · US
High-throughput label-free enzymatic bioassays using desi-ms
US-2022326180-A1 · Oct 13, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C12Q1/46?
- CPC C12Q1/46 is the Cooperative Patent Classification code for “involving cholinesterase.”
- How many patents are filed under CPC C12Q1/46 (involving cholinesterase)?
- Our database includes 59 publications tagged with this CPC code.
- Is patent activity under CPC C12Q1/46 growing?
- Publication counts under this code: 6 in 2024 vs 5 in 2025 (latest complete years).