Glass substrates comprising silica-based glass with increased hydroxyl group uniformity, and methods of forming the same
US-2025178945-A1 · Jun 5, 2025 · US
by gas- {or vapour-} phase reaction processes
by gas- {or vapour-} phase reaction processes · 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 | C03B19/14 |
| Official title | by gas- {or vapour-} phase reaction processes |
| Display label | by gas- {or vapour-} phase reaction processes |
| Total patents | 43 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 5 |
| 2017 | 6 |
| 2018 | 4 |
| 2019 | 4 |
| 2020 | 3 |
| 2021 | 4 |
| 2022 | 4 |
| 2023 | 1 |
| 2024 | 4 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Glass substrate for high-frequency device and circuit board for high-frequency device
US-2024317631-A1 · Sep 26, 2024 · US
Glass substrate for high-frequency device and circuit board for high-frequency device
US-12037283-B2 · Jul 16, 2024 · US
Process for the preparation of fluorinated quartz glass
US-11952302-B2 · Apr 9, 2024 · US
Alternative fluorinating agents for the production of fluorinated quartz glass
US-11884571-B2 · Jan 30, 2024 · US
Glass substrate for high-frequency device and circuit board for high-frequency device
US-11708294-B2 · Jul 25, 2023 · US
Mold and apparatus for forming glass product, and method of processing glass product
US-11401191-B2 · Aug 2, 2022 · US
Diffuser material of synthetically produced quartz glass and method for the manufacture of a molded body consisting fully or in part thereof
US-11390556-B2 · Jul 19, 2022 · US
Process for the preparation of fluorinated quartz glass
US-2022041488-A1 · Feb 10, 2022 · US
Alternative fluorinating agents for the production of fluorinated quartz glass
US-2022041489-A1 · Feb 10, 2022 · US
Mold and apparatus for forming glass product, and method of processing glass product
US-2021214263-A1 · Jul 15, 2021 · US
Glass substrate for high-frequency device and circuit board for high-frequency device
US-2021163341-A1 · Jun 3, 2021 · US
Glass substrate for high-frequency device and circuit board for high-frequency device
US-10974987-B2 · Apr 13, 2021 · US
Additive manufacturing pressure device, process and obtained parts thereof
US-2021094225-A1 · Apr 1, 2021 · US
Method for producing a component of rare earth metal-doped quartz glass
US-10851008-B2 · Dec 1, 2020 · US
Treatment of silica based soot or an article made of silica based soot
US-10829403-B2 · Nov 10, 2020 · US
Glass substrate for high-frequency device and circuit board for high-frequency device
US-2020123043-A1 · Apr 23, 2020 · US
Method and apparatus for producing fused quartz from a polymerizable polyalkylsiloxane compound with membrane filter as cleaning device
US-10513454-B2 · Dec 24, 2019 · US
Glass substrate for high-frequency device and circuit board for high-frequency device
US-2019210911-A1 · Jul 11, 2019 · US
Preparation of a quartz glass body in a hanging metal sheet crucible
US-2019077688-A1 · Mar 14, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C03B19/14?
- CPC C03B19/14 is the Cooperative Patent Classification code for “by gas- {or vapour-} phase reaction processes.”
- How many patents are filed under CPC C03B19/14 (by gas- {or vapour-} phase reaction processes)?
- Our database includes 43 publications tagged with this CPC code.
- Is patent activity under CPC C03B19/14 growing?
- Publication counts under this code: 4 in 2024 vs 1 in 2025 (latest complete years).