Structure, system, method, and recording medium of implementing a directed self-assembled security pattern
US-2018354291-A1 · Dec 13, 2018 · US
Security threads
Security threads · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B42D25/355 |
| Official title | Security threads |
| Display label | Security threads |
| Total patents | 261 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 13 |
| 2016 | 21 |
| 2017 | 20 |
| 2018 | 41 |
| 2019 | 40 |
| 2020 | 44 |
| 2021 | 26 |
| 2022 | 20 |
| 2023 | 8 |
| 2024 | 16 |
| 2025 | 12 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Security pigment, luminescent polymer resin and method for producing same
US-2018320015-A1 · Nov 8, 2018 · US
Pigment system, luminescent dye system, and value document
US-2018311992-A1 · Nov 1, 2018 · US
Security elements
US-10087583-B2 · Oct 2, 2018 · US
Methods of manufacturing security documents and security devices
US-2018186166-A1 · Jul 5, 2018 · US
Security element with effect pigments and an embossing structure and method for the production thereof
US-2018117946-A1 · May 3, 2018 · US
Optically variable security threads and stripes
US-9844969-B2 · Dec 19, 2017 · US
Security element and method for producing the same
US-9840071-B2 · Dec 12, 2017 · US
Security paper, value document obtainable therefrom and method for manufacturing said paper and document
US-9827803-B2 · Nov 28, 2017 · US
Security device and method of manufacture
US-9802437-B2 · Oct 31, 2017 · US
Capacitively readable encoded multilayer body
US-9779350-B2 · Oct 3, 2017 · US
Structure, system, method , and recording medium of implementing a directed self-assembled security pattern
US-2017249506-A1 · Aug 31, 2017 · US
Optically variable surface pattern
US-9734735-B2 · Aug 15, 2017 · US
Security papers and documents
US-2017225503-A1 · Aug 10, 2017 · US
Belt-driven processes for producing optical effect layers
US-2017210160-A1 · Jul 27, 2017 · US
Optically variable security threads and stripes
US-9701152-B2 · Jul 11, 2017 · US
Security device and method of manufacture thereof
US-2017165997-A1 · Jun 15, 2017 · US
Volume hologram sheet to be embedded, forgery prevention paper, and card
US-2017157971-A1 · Jun 8, 2017 · US
Security booklet
US-2017136801-A1 · May 18, 2017 · US
Security elements, and methods and apparatus for their manufacture
US-9649871-B2 · May 16, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B42D25/355?
- CPC B42D25/355 is the Cooperative Patent Classification code for “Security threads.”
- How many patents are filed under CPC B42D25/355 (Security threads)?
- Our database includes 261 publications tagged with this CPC code.
- Is patent activity under CPC B42D25/355 growing?
- Publication counts under this code: 16 in 2024 vs 12 in 2025 (latest complete years).