Product identification system and method
US-2024103447-A1 · Mar 28, 2024 · US
using electrochemical means
using electrochemical means · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G04F13/04 |
| Official title | using electrochemical means |
| Display label | using electrochemical means |
| Total patents | 34 |
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 | 6 |
| 2016 | 7 |
| 2017 | 7 |
| 2018 | 3 |
| 2019 | 6 |
| 2020 | 3 |
| 2023 | 1 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Product identification system and method
US-11789410-B2 · Oct 17, 2023 · US
Calibration of a chest-mounted wireless sensor device for posture and activity detection
US-10719574-B2 · Jul 21, 2020 · US
Product identification system and method
US-2020124484-A1 · Apr 23, 2020 · US
Timing device using electrodeposit growth
US-10558172-B2 · Feb 11, 2020 · US
Indicators for external variables consisting of singular and multiple depletion cells
US-2019243313-A1 · Aug 8, 2019 · US
Timing system and device and method for making the same
US-2019212705-A1 · Jul 11, 2019 · US
Indicators for external variables consisting of singular and multiple depletion cells
US-10338537-B2 · Jul 2, 2019 · US
Determining a time period a person is in bed
US-10324109-B2 · Jun 18, 2019 · US
Calibration of a chest-mounted wireless sensor device for posture and activity detection
US-10317427-B2 · Jun 11, 2019 · US
Timing system and device and method for making the same
US-10274900-B2 · Apr 30, 2019 · US
Timing device using electrodeposit growth
US-2018259911-A1 · Sep 13, 2018 · US
Calibration of a chest-mounted wireless sensor device for posture and activity detection
US-2018189235-A1 · Jul 5, 2018 · US
Powerless time reference
US-9880523-B2 · Jan 30, 2018 · US
Calibration of a chest-mounted wireless sensor device for posture and activity detection
US-2017184630-A1 · Jun 29, 2017 · US
Timing system and device and method for making the same
US-2017185047-A1 · Jun 29, 2017 · US
Environment dependent - temperature independent color changing label
US-2017153605-A1 · Jun 1, 2017 · US
Calibration of a chest-mounted wireless sensor device for posture and activity detection
US-9632981-B2 · Apr 25, 2017 · US
Timing system and device and method for making the same
US-9632485-B2 · Apr 25, 2017 · US
Environment dependent—temperature independent color changing label
US-9606512-B2 · Mar 28, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G04F13/04?
- CPC G04F13/04 is the Cooperative Patent Classification code for “using electrochemical means.”
- How many patents are filed under CPC G04F13/04 (using electrochemical means)?
- Our database includes 34 publications tagged with this CPC code.
- Is patent activity under CPC G04F13/04 growing?
- Publication counts under this code: 1 in 2023 vs 1 in 2024 (latest complete years).