Security feature for a data medium, and data medium
US-12437178-B2 · Oct 7, 2025 · US
Guilloche patterns
Guilloche patterns · 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 | B42D25/337 |
| Official title | Guilloche patterns |
| Display label | Guilloche patterns |
| Total patents | 44 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2016 | 4 |
| 2017 | 5 |
| 2018 | 4 |
| 2019 | 8 |
| 2020 | 7 |
| 2021 | 5 |
| 2022 | 4 |
| 2023 | 3 |
| 2024 | 3 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Security feature for a data medium, and data medium
US-2024370685-A1 · Nov 7, 2024 · US
Multi-page personalization for a multi-page security document
US-11987067-B2 · May 21, 2024 · US
Information display medium and manufacturing method relating thereto
US-11951760-B2 · Apr 9, 2024 · US
Embedded variable curved spiral patterns
US-11648792-B2 · May 16, 2023 · US
Information display medium and manufacturing method relating thereto
US-2023115123-A1 · Apr 13, 2023 · US
Information display medium and manufacturing method relating thereto
US-11584151-B2 · Feb 21, 2023 · US
Method for generating variable guilloche patterns, implementing device and identification document comprising such patterns
US-11433696-B2 · Sep 6, 2022 · US
Multi-page personalization for a multi-page security document
US-2022258522-A1 · Aug 18, 2022 · US
Security element, and method for producing a security element
US-11345178-B2 · May 31, 2022 · US
Printed matter and method of producing printed matter
US-11312166-B2 · Apr 26, 2022 · US
Information display medium and manufacturing method relating thereto
US-2021300106-A1 · Sep 30, 2021 · US
Multilayer element and method for producing same
US-11124008-B2 · Sep 21, 2021 · US
Method for producing a security element having two security features and use of the method
US-2021237499-A1 · Aug 5, 2021 · US
Method for the insertion of guilloche patterns, method for the extraction of guilloche patterns, method for the authentication of these guilloche patterns and devices for implementation
US-11065905-B2 · Jul 20, 2021 · US
Security element, and method for producing a security element
US-2021107312-A1 · Apr 15, 2021 · US
Printed security element comprising a rainbow feature and method of producing the same
US-10843501-B2 · Nov 24, 2020 · US
Method for the insertion of guilloche patterns, method for the extraction of guilloche patterns, method for the authentication of these guilloche patterns and devices for implementation
US-2020254807-A1 · Aug 13, 2020 · US
Printed security element comprising a rainbow feature and method of producing the same
US-2020238744-A1 · Jul 30, 2020 · US
Method for generating variable guilloche patterns, implementing device and identification document comprising such patterns
US-2020223244-A1 · Jul 16, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B42D25/337?
- CPC B42D25/337 is the Cooperative Patent Classification code for “Guilloche patterns.”
- How many patents are filed under CPC B42D25/337 (Guilloche patterns)?
- Our database includes 44 publications tagged with this CPC code.
- Is patent activity under CPC B42D25/337 growing?
- Publication counts under this code: 3 in 2024 vs 1 in 2025 (latest complete years).