Single use disposable elapsed time indicator with absorbable material
US-12436503-B2 · Oct 7, 2025 · US
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Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals without driving mechanisms, e.g. egg timers
Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals without driving mechanisms, e.g. egg timers · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G04F1/00 |
| Official title | Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals without driving mechanisms, e.g. egg timers |
| Display label | Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals without driving mechanisms, e.g. egg timers |
| Total patents | 21 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 8 |
| 2017 | 3 |
| 2018 | 2 |
| 2020 | 1 |
| 2023 | 1 |
| 2024 | 2 |
| 2025 | 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-2024103447-A1 · Mar 28, 2024 · US
Single use disposable elapsed time indicator with absorbable material
US-2024094679-A1 · Mar 21, 2024 · US
Product identification system and method
US-11789410-B2 · Oct 17, 2023 · US
Product identification system and method
US-2020124484-A1 · Apr 23, 2020 · US
Timer based on chemical sensing
US-10018969-B2 · Jul 10, 2018 · US
Dye-based time indicating label without initial gray time
US-9958836-B2 · May 1, 2018 · US
Dye-Based Time Indicating Label Without Initial Gray Time
US-2017329285-A1 · Nov 16, 2017 · US
Method and device for providing an alert
US-2017102786-A1 · Apr 13, 2017 · US
Timer based on chemical sensing
US-2017097612-A1 · Apr 6, 2017 · US
Timer based on chemical sensing
US-9529335-B2 · Dec 27, 2016 · US
Timing system and device and method for making the same
US-2016299474-A1 · Oct 13, 2016 · US
Timing system and device and method for making the same
US-9395699-B2 · Jul 19, 2016 · US
Timing system and device and method for making the same
US-2016170378-A1 · Jun 16, 2016 · US
Effective life indicator and stopper including the same
US-9348318-B2 · May 24, 2016 · US
Timing system and device and method for making the same
US-9298167-B2 · Mar 29, 2016 · US
Timer based on chemical sensing
US-2016062318-A1 · Mar 3, 2016 · US
Timing system and device and method for making the same
US-2016033938-A1 · Feb 4, 2016 · US
Timing system and device and method for making the same
US-9188962-B2 · Nov 17, 2015 · US
Dye-based time-indicating label
US-9110446-B2 · Aug 18, 2015 · US