Device for the fine machining of optically active surfaces on, in particular, spectacle lenses
US-9289877-B2 · Mar 22, 2016 · US
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for grinding several lenses simultaneously
for grinding several lenses simultaneously · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B24B13/023 |
| Official title | {for grinding several lenses simultaneously} |
| Display label | for grinding several lenses simultaneously |
| Total patents | 1 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Not enough yearly data to assess filing trend yet.
| Year | Patents |
|---|---|
| 2016 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.