Method and apparatus for producing hollow glass body products, and hollow glass body products and their use
US-12441648-B2 · Oct 14, 2025 · US
Re-forming tubes or rods
Re-forming tubes or rods · 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 | C03B23/04 |
| Official title | Re-forming tubes or rods |
| Display label | Re-forming tubes or rods |
| Total patents | 63 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 2 |
| 2017 | 4 |
| 2018 | 7 |
| 2019 | 7 |
| 2020 | 7 |
| 2021 | 2 |
| 2022 | 6 |
| 2023 | 7 |
| 2024 | 11 |
| 2025 | 4 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Stress features for crack redirection and protection in glass containers
US-12209049-B2 · Jan 28, 2025 · US
Converter systems and methods for controlling operation of glass tube converting processes
US-12060295-B2 · Aug 13, 2024 · US
Glass tube element with improved quality
US-12043561-B2 · Jul 23, 2024 · US
Glass containers with delamination resistance and improved damage tolerance
US-2024225956-A1 · Jul 11, 2024 · US
Glass containers with improved strength and improved damage tolerance
US-2024197566-A1 · Jun 20, 2024 · US
Method for further processing of a glass tube semi-finished product including thermal forming
US-11975999-B2 · May 7, 2024 · US
Methods to control shape uniformity in glass tube converting processes
US-11970418-B2 · Apr 30, 2024 · US
Glass containers with delamination resistance and improved damage tolerance
US-11963927-B2 · Apr 23, 2024 · US
Glass containers with improved strength and improved damage tolerance
US-11951072-B2 · Apr 9, 2024 · US
Ionically conductive glass preform
US-2024092676-A1 · Mar 21, 2024 · US
Method for optimizing property profiles in solid substrate precursors
US-2024025794-A1 · Jan 25, 2024 · US
Method for manufacturing a glass tube semi-finished product or a hollow glass product made therefrom with markings, and uses of the same
US-11872188-B2 · Jan 16, 2024 · US
Synthetic quartz glass substrate and making method
US-11851364-B2 · Dec 26, 2023 · US
Stress features for crack redirection and protection in glass containers
US-11787735-B2 · Oct 17, 2023 · US
Glass tube element with improved quality
US-2023265003-A1 · Aug 24, 2023 · US
Glass tube element with improved quality
US-11673823-B2 · Jun 13, 2023 · US
Glass tube element with improved quality
US-11614181-B2 · Mar 28, 2023 · US
Method for homogenizing glass
US-2023063663-A1 · Mar 2, 2023 · US
Method for manufacturing a hollow glass product from a glass tube semi-finished product having markings, and uses of the same
US-11542195-B2 · Jan 3, 2023 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C03B23/04?
- CPC C03B23/04 is the Cooperative Patent Classification code for “Re-forming tubes or rods.”
- How many patents are filed under CPC C03B23/04 (Re-forming tubes or rods)?
- Our database includes 63 publications tagged with this CPC code.
- Is patent activity under CPC C03B23/04 growing?
- Publication counts under this code: 11 in 2024 vs 4 in 2025 (latest complete years).