Method for producing an optical element of glass
US-12565439-B2 · Mar 3, 2026 · US
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Pressing under special atmospheres, e.g. inert, reactive, vacuum, clean
Pressing under special atmospheres, e.g. inert, reactive, vacuum, clean · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C03B11/005 |
| Official title | {Pressing under special atmospheres, e.g. inert, reactive, vacuum, clean} |
| Display label | Pressing under special atmospheres, e.g. inert, reactive, vacuum, clean |
| Total patents | 19 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 4 |
| 2017 | 4 |
| 2022 | 1 |
| 2023 | 2 |
| 2024 | 2 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method of molding optical element and mold for molding optical element
US-12552698-B2 · Feb 17, 2026 · US
Lens forming method
US-2024246849-A1 · Jul 25, 2024 · US
Glass-ceramic matrix composite feedstock and forming
US-12024458-B2 · Jul 2, 2024 · US
Method for producing an optical element of glass
US-2023416133-A1 · Dec 28, 2023 · US
Method of molding optical element and mold for molding optical element
US-2023373840-A1 · Nov 23, 2023 · US
Glass-ceramic matrix composite feedstock and forming
US-2022073399-A1 · Mar 10, 2022 · US
Glass, optical glass, glass raw material for press molding, and optical element
US-9828280-B2 · Nov 28, 2017 · US
Glass light guide plate, mold, and method of manufacturing same
US-2017254948-A1 · Sep 7, 2017 · US
Process deciding method in method of manufacturing optical element, method of manufacturing optical element, and optical element
US-2017203990-A1 · Jul 20, 2017 · US
Glass and optical element production method
US-9604872-B2 · Mar 28, 2017 · US
Apparatus and method for manufacturing glass optical element
US-9475721-B2 · Oct 25, 2016 · US
Glass, optical glass, glass raw material for press molding, and optical element
US-2016251257-A1 · Sep 1, 2016 · US
Glass, optical glass, glass raw material for press molding, and optical element
US-9359246-B2 · Jun 7, 2016 · US
Device for forming glass product
US-9296634-B2 · Mar 29, 2016 · US
Glass and optical element production method
US-2015218041-A1 · Aug 6, 2015 · US
Glass, optical glass, glass raw material for press molding, and optical element
US-2015203397-A1 · Jul 23, 2015 · US
Glass substrate for magnetic disk and manufacturing method thereof
US-9085479-B2 · Jul 21, 2015 · US
Device for forming glass product
US-2015080205-A1 · Mar 19, 2015 · US