Method for forming source/drain contacts
US-2024379814-A1 · Nov 14, 2024 · US
Electricity
Electricity · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01L29/665 |
| Official title | — |
| Display label | Electricity (mapped technology topic) |
| Total patents | 1,916 |
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 | 188 |
| 2016 | 235 |
| 2017 | 249 |
| 2018 | 251 |
| 2019 | 221 |
| 2020 | 271 |
| 2021 | 181 |
| 2022 | 108 |
| 2023 | 94 |
| 2024 | 89 |
| 2025 | 29 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Semiconductor device
US-2024363707-A1 · Oct 31, 2024 · US
Sidewall free CESL for enlarging ILD gap-fill window
US-9218974-B2 · Dec 22, 2015 · US
Semiconductor device and manufacturing method of the same
US-2015364490-A1 · Dec 17, 2015 · US
Method of manufacturing 3d semiconductor integrated circuit device
US-2015364381-A1 · Dec 17, 2015 · US
Tunable breakdown voltage rf fet devices
US-2015357467-A1 · Dec 10, 2015 · US
Circuit element including a layer of a stress-creating material providing a variable stress and method for the formation thereof
US-9209174-B2 · Dec 8, 2015 · US
Semiconductor device and method of making
US-9209268-B2 · Dec 8, 2015 · US
Vertical transistor and method to form vertical transistor contact node
US-2015349118-A1 · Dec 3, 2015 · US
Semiconductor device and method for manufacturing same
US-9202891-B2 · Dec 1, 2015 · US
Drain Extended Field Effect Transistors and Methods of Formation Thereof
US-2015340442-A1 · Nov 26, 2015 · US
Semiconductor device and manufacturing method thereof
US-9190333-B2 · Nov 17, 2015 · US
Methods for fabricating integrated circuits with robust gate electrode structure protection
US-9184260-B2 · Nov 10, 2015 · US
Lateral transistor component and method for producing same
US-9166039-B2 · Oct 20, 2015 · US
Metal gate structure and manufacturing method thereof
US-9166020-B2 · Oct 20, 2015 · US
Semiconductor device having self-aligned gate contacts
US-2015287603-A1 · Oct 8, 2015 · US
Contact clean by remote plasma and repair of silicide surface
US-9147578-B2 · Sep 29, 2015 · US
MOS transistors and fabrication method thereof
US-9147746-B2 · Sep 29, 2015 · US
Method of manufacturing a semiconductor device
US-2015263137-A1 · Sep 17, 2015 · US
Flash memory and fabrication method thereof
US-2015255473-A1 · Sep 10, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01L29/665?
- CPC H01L29/665 is the Cooperative Patent Classification code for “Electricity.”
- How many patents are filed under CPC H01L29/665 (Electricity)?
- Our database includes 1,916 publications tagged with this CPC code.
- Is patent activity under CPC H01L29/665 growing?
- Publication counts under this code: 89 in 2024 vs 29 in 2025 (latest complete years).