Apparatus and method for making a secured substrate
US-2024355722-A1 · Oct 24, 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 | H01L23/573 |
| Official title | — |
| Display label | Electricity (mapped technology topic) |
| Total patents | 421 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 9 |
| 2016 | 17 |
| 2017 | 35 |
| 2018 | 43 |
| 2019 | 45 |
| 2020 | 39 |
| 2021 | 55 |
| 2022 | 43 |
| 2023 | 45 |
| 2024 | 37 |
| 2025 | 48 |
| 2026 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Self-destructing chip
US-9842812-B2 · Dec 12, 2017 · US
Self-destructing electronic device
US-9812407-B2 · Nov 7, 2017 · US
X-ray obscuration film and related techniques
US-9812228-B2 · Nov 7, 2017 · US
Device for prevention of integrated circuit chip counterfeiting
US-9806037-B2 · Oct 31, 2017 · US
Semiconductor apparatus with fake functionality
US-2017301634-A1 · Oct 19, 2017 · US
Transient electronic device with ion-exchanged glass treated interposer
US-9780044-B2 · Oct 3, 2017 · US
Semiconductor device including three-dimensional crack detection structure
US-9768129-B2 · Sep 19, 2017 · US
Semiconductor chip with anti-reverse engineering function
US-2017263574-A1 · Sep 14, 2017 · US
Multi-tiered tamper-resistant assembly system and method
US-9756273-B2 · Sep 5, 2017 · US
Bulk thinning detector
US-9754901-B1 · Sep 5, 2017 · US
Self-Destructive Circuits Under Radiation
US-2017250142-A1 · Aug 31, 2017 · US
Electronic chip comprising multiple layers for protecting a rear face
US-9741670-B2 · Aug 22, 2017 · US
Semiconductor die with backside protection
US-9741671-B1 · Aug 22, 2017 · US
Physical unclonable function
US-2017230188-A1 · Aug 10, 2017 · US
Electronic device
US-2017206383-A1 · Jul 20, 2017 · US
Semiconductor chip with anti-reverse engineering function
US-9711464-B2 · Jul 18, 2017 · US
Monolithic integration of iii-v cells for powering memory erasure devices
US-2017200684-A1 · Jul 13, 2017 · US
Microelectronic package debug access ports and methods of fabricating the same
US-2017200685-A1 · Jul 13, 2017 · US
Semiconductor device security
US-9691709-B2 · Jun 27, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01L23/573?
- CPC H01L23/573 is the Cooperative Patent Classification code for “Electricity.”
- How many patents are filed under CPC H01L23/573 (Electricity)?
- Our database includes 421 publications tagged with this CPC code.
- Is patent activity under CPC H01L23/573 growing?
- Publication counts under this code: 37 in 2024 vs 48 in 2025 (latest complete years).