Multiple gob feeder, gob feeding method and related system, and feeder orifice
US-12565438-B2 · Mar 3, 2026 · US
Plunger mechanisms
Plunger mechanisms · 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 | C03B7/086 |
| Official title | Plunger mechanisms |
| Display label | Plunger mechanisms |
| Total patents | 25 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 3 |
| 2021 | 3 |
| 2022 | 5 |
| 2023 | 2 |
| 2024 | 4 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fluid-cooled needle for molten material flow control
US-2024383793-A1 · Nov 21, 2024 · US
Forming glass containers from tubular parisons
US-12084372-B2 · Sep 10, 2024 · US
Fluid-cooled needle for molten material flow control
US-12054418-B2 · Aug 6, 2024 · US
Method and apparatus for forming a parison
US-11964901-B2 · Apr 23, 2024 · US
Glass manufacturing apparatus
US-2023365451-A1 · Nov 16, 2023 · US
Multiple gob feeder, gob feeding method and related system, and feeder orifice
US-2023271868-A1 · Aug 31, 2023 · US
Fluid-Cooled Needle for Molten Material Flow Control
US-2022388883-A1 · Dec 8, 2022 · US
Forming Glass Containers from Tubular Parisons
US-2022340468-A1 · Oct 27, 2022 · US
Method and Apparatus for Forming a Parison
US-2022267186-A1 · Aug 25, 2022 · US
Forming glass containers from tubular parisons
US-11414337-B2 · Aug 16, 2022 · US
Method and apparatus for forming a parison
US-11365144-B1 · Jun 21, 2022 · US
Stirrer
US-D918279-S · May 4, 2021 · US
Forming Glass Containers from Tubular Parisons
US-2021061696-A1 · Mar 4, 2021 · US
Apparatus and method for conditioning molten glass
US-10934200-B2 · Mar 2, 2021 · US
Device for stirring molten gas
US-10676385-B2 · Jun 9, 2020 · US
Apparatus and method for conditioning molten glass
US-2020156981-A1 · May 21, 2020 · US
Apparatus and method for conditioning molten glass
US-10538449-B2 · Jan 21, 2020 · US
Glass forming apparatus
US-2019292085-A1 · Sep 26, 2019 · US
Stirrer
US-D849070-S · May 21, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C03B7/086?
- CPC C03B7/086 is the Cooperative Patent Classification code for “Plunger mechanisms.”
- How many patents are filed under CPC C03B7/086 (Plunger mechanisms)?
- Our database includes 25 publications tagged with this CPC code.
- Is patent activity under CPC C03B7/086 growing?
- Publication counts under this code: 2 in 2023 vs 4 in 2024 (latest complete years).