Non-destructive detection of egg freshness based on Raman spectroscopy
US-12422366-B2 · Sep 23, 2025 · US
Eggs, e.g. by candling
Eggs, e.g. by candling · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01N33/08 |
| Official title | Eggs, e.g. by candling |
| Display label | Eggs, e.g. by candling |
| Total patents | 62 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 6 |
| 2017 | 8 |
| 2018 | 5 |
| 2019 | 7 |
| 2020 | 9 |
| 2021 | 8 |
| 2022 | 4 |
| 2023 | 1 |
| 2024 | 5 |
| 2025 | 5 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Non-invasive laser speckle imaging of extra-embryonic blood vessels
US-2025265710-A1 · Aug 21, 2025 · US
Sex identification service provision system and sex identification service provision method
US-2025137924-A1 · May 1, 2025 · US
Sex determination device and sex determination method
US-2025134074-A1 · May 1, 2025 · US
Phase image acquisition method and quantitative data acquisition method
US-2025085666-A1 · Mar 13, 2025 · US
Apparatus for analyzing a media, and associated egg identification apparatus and method
US-12169350-B2 · Dec 17, 2024 · US
Method and assembly for in-ovo sexing of bird eggs
US-2024407341-A1 · Dec 12, 2024 · US
Animal production method
US-2024397917-A1 · Dec 5, 2024 · US
System and method for determining the sex and viability of poultry eggs prior to hatching
US-12085549-B2 · Sep 10, 2024 · US
Method for classifying spectra of objects having complex information content
US-11879778-B2 · Jan 23, 2024 · US
Method for detecting protein
US-11781991-B2 · Oct 10, 2023 · US
Producing a hole in a bird egg for determining the sex of the bird egg
US-11536704-B2 · Dec 27, 2022 · US
Method for in-ovo fertilisation determination and gender determination on a closed egg
US-11378565-B2 · Jul 5, 2022 · US
Peptoid, and its preparation method and use
US-11370813-B2 · Jun 28, 2022 · US
Light controlling assembly for an egg identification system, and associated method
US-11226324-B2 · Jan 18, 2022 · US
Method for detecting mishandling and misuse of food products
US-2021321649-A1 · Oct 21, 2021 · US
Automated noninvasive determining the sex of an embryo and the fertility of a bird's egg
US-11122778-B2 · Sep 21, 2021 · US
Automated noninvasive determining the fertility of a bird's egg
US-11116184-B2 · Sep 14, 2021 · US
Non-Destructive Detection of Egg Freshness Based on Raman Spectroscopy
US-2021247318-A1 · Aug 12, 2021 · US
Method for classifying spectra of objects having complex information content
US-2021248429-A1 · Aug 12, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G01N33/08?
- CPC G01N33/08 is the Cooperative Patent Classification code for “Eggs, e.g. by candling.”
- How many patents are filed under CPC G01N33/08 (Eggs, e.g. by candling)?
- Our database includes 62 publications tagged with this CPC code.
- Is patent activity under CPC G01N33/08 growing?
- Publication counts under this code: 5 in 2024 vs 5 in 2025 (latest complete years).