High temperature and low pressure fining of submerged combustion or other glass
US-2026022048-A1 · Jan 22, 2026 · US
Drains, i.e. means to dump glass melt or remove unwanted materials
Drains, i.e. means to dump glass melt or remove unwanted materials · 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 | C03B5/262 |
| Official title | {Drains, i.e. means to dump glass melt or remove unwanted materials} |
| Display label | Drains, i.e. means to dump glass melt or remove unwanted materials |
| Total patents | 35 |
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 | 2 |
| 2017 | 7 |
| 2018 | 2 |
| 2019 | 5 |
| 2020 | 5 |
| 2021 | 5 |
| 2023 | 1 |
| 2024 | 2 |
| 2025 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
High temperature and low pressure fining of submerged combustion or other glass
US-12459848-B2 · Nov 4, 2025 · US
Glass melting furnaces and vessels with improved thermal performance
US-2025164187-A1 · May 22, 2025 · US
A glass manufacturing apparatus comprising a delivery conduit system with a low impedance drain assembly
US-2025002389-A1 · Jan 2, 2025 · US
High Temperature and Low Pressure Fining of Submerged Combustion or Other Glass
US-2024300840-A1 · Sep 12, 2024 · US
Gradient fining tank for refining foamy molten glass and a method of using the same
US-11919798-B2 · Mar 5, 2024 · US
Process and apparatus for glass manufacture
US-11820699-B2 · Nov 21, 2023 · US
Methods for reconditioning glass manufacturing systems
US-11130696-B2 · Sep 28, 2021 · US
Glass production device, glass production method, glass supply pipe, and molten glass transport method
US-11104597-B2 · Aug 31, 2021 · US
Vacuum refining of molten glass
US-11001519-B2 · May 11, 2021 · US
Gradient fining tank for refining foamy molten glass and a method of using the same
US-2021017063-A1 · Jan 21, 2021 · US
Process and apparatus for glass manufacture
US-2021009456-A1 · Jan 14, 2021 · US
Refining glass with reduced pressure
US-10858277-B2 · Dec 8, 2020 · US
Gradient fining tank for refining foamy molten glass and a method of using the same
US-10815142-B2 · Oct 27, 2020 · US
Process and apparatus for glass manufacture
US-10807896-B2 · Oct 20, 2020 · US
Device and process for producing a glass product and glass product
US-2020239350-A1 · Jul 30, 2020 · US
Methods for reconditioning glass manufacturing systems
US-2020199003-A1 · Jun 25, 2020 · US
Vacuum Refining of Molten Glass
US-2019284077-A1 · Sep 19, 2019 · US
Refining Glass with Reduced Pressure
US-2019284078-A1 · Sep 19, 2019 · US
Process and Apparatus for Glass Manufacture
US-2019284079-A1 · Sep 19, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C03B5/262?
- CPC C03B5/262 is the Cooperative Patent Classification code for “Drains, i.e. means to dump glass melt or remove unwanted materials.”
- How many patents are filed under CPC C03B5/262 (Drains, i.e. means to dump glass melt or remove unwanted materials)?
- Our database includes 35 publications tagged with this CPC code.
- Is patent activity under CPC C03B5/262 growing?
- Publication counts under this code: 2 in 2024 vs 3 in 2025 (latest complete years).