Multi-core optical fiber preform, multi-core optical fiber preform production method, and multi-core optical fiber production method
US-12459853-B2 · Nov 4, 2025 · US
Reshaping by drawing without blowing, in combination with separating, e.g. for making ampoules
Reshaping by drawing without blowing, in combination with separating, e.g. for making ampoules · 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 | C03B23/11 |
| Official title | Reshaping by drawing without blowing, in combination with separating, e.g. for making ampoules |
| Display label | Reshaping by drawing without blowing, in combination with separating, e.g. for making ampoules |
| Total patents | 36 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2016 | 3 |
| 2018 | 3 |
| 2019 | 10 |
| 2020 | 2 |
| 2021 | 5 |
| 2022 | 6 |
| 2023 | 1 |
| 2024 | 3 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Glass articles made from laminated glass tubing and systems and methods for converting laminated glass tubing into the glass articles
US-2025296866-A1 · Sep 25, 2025 · US
Glass articles made from laminated glass tubing and systems and methods for converting laminated glass tubing into the glass articles
US-12344544-B2 · Jul 1, 2025 · US
Systems and methods for minimizing SHR from pharmaceutical part converting using negative pressure evacuation
US-12139431-B2 · Nov 12, 2024 · US
Systems and methods for minimizing SHR from pharmaceutical part converting using pulsed ejection
US-11970417-B2 · Apr 30, 2024 · US
Method and apparatus for producing glass precursors and glass products
US-11919797-B2 · Mar 5, 2024 · US
Multi-core optical fiber preform, multi-core optical fiber preform production method, and multi-core optical fiber production method
US-2023382779-A1 · Nov 30, 2023 · US
Systems and methods for minimizing SHR from piercing during pharmaceutical part converting using a gas flow
US-11420893-B2 · Aug 23, 2022 · US
Systems and methods for minimizing shr from pharmaceutical part converting using pulsed ejection
US-2022259090-A1 · Aug 18, 2022 · US
Glass articles made from laminated glass tubing and systems and methods for converting laminated glass tubing into the glass articles
US-2022177347-A1 · Jun 9, 2022 · US
Systems and methods for minimizing SHR from pharmaceutical part converting using pulsed ejection
US-11339079-B2 · May 24, 2022 · US
Glass articles made from laminated glass tubing and systems and methods for converting laminated glass tubing into the glass articles
US-11279647-B2 · Mar 22, 2022 · US
Systems and methods for minimizing shr from pharmaceutical part converting using negative pressure evacuation
US-2022041490-A1 · Feb 10, 2022 · US
Systems and methods for minimizing SHR from pharmaceutical part converting using negative pressure evacuation
US-11186513-B2 · Nov 30, 2021 · US
Process for making a functionalized hollow body, having a layer of glass, including a superposition of one or more siloxanes and contacting with a plasma
US-11167885-B2 · Nov 9, 2021 · US
Glass articles made from laminated glass tubing and systems and methods for converting laminated glass tubing into the glass articles
US-11078103-B2 · Aug 3, 2021 · US
Apparatus and method for thermally treating an annular region of an inner surface of a glass container produced from a borosilicate glass tube
US-11028002-B2 · Jun 8, 2021 · US
Methods for minimizing SHR in glass articles by producing a gas flow during pharmaceutical part converting
US-10968133-B2 · Apr 6, 2021 · US
Methods for treating glass articles
US-10669196-B2 · Jun 2, 2020 · US
Method of producing glass vials
US-2020002212-A1 · Jan 2, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C03B23/11?
- CPC C03B23/11 is the Cooperative Patent Classification code for “Reshaping by drawing without blowing, in combination with separating, e.g. for making ampoules.”
- How many patents are filed under CPC C03B23/11 (Reshaping by drawing without blowing, in combination with separating, e.g. for making ampoules)?
- Our database includes 36 publications tagged with this CPC code.
- Is patent activity under CPC C03B23/11 growing?
- Publication counts under this code: 3 in 2024 vs 3 in 2025 (latest complete years).