Sorting of dark colored and black plastics
US12290842B2 · kind B2 · utility
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16Claims
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Key dates
| Filing date | Feb 8, 2022 |
| Grant date | May 6, 2025 |
| Priority date | — |
| Expiry date | Feb 8, 2042 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB07C2501/0054
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Systems and methods for classifying and sorting of dark colored and/or black-colored plastic materials utilizing a vision system or one or more sensor systems implemented with one or more medium wavelength infrared cameras whereby the captured image data is process within a machine learning system in order to identify or classify each of the materials, which may then be sorted into separate groups based on such an identification or classification.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.