Antipathogenic nanostructures
US-2024341310-A1 · Oct 17, 2024 · US
layered or coated
layered or coated · Cooperative Patent Classification (CPC)
Agriculture, food, personal care, health, and life sciences.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | A61L2/232 |
| Official title | layered or coated |
| Display label | layered or coated |
| Total patents | 247 |
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 | 19 |
| 2017 | 19 |
| 2018 | 16 |
| 2019 | 28 |
| 2020 | 22 |
| 2021 | 17 |
| 2022 | 34 |
| 2023 | 32 |
| 2024 | 28 |
| 2025 | 16 |
| 2026 | 7 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Light-enhanced self-cleaning film system and method of forming same
US-2018348509-A1 · Dec 6, 2018 · US
Synthetic polymer film whose surface has microbicidal activity, multilayer structure having synthetic polymer film, sterilization method with the use of surface of synthetic polymer film, method for reactivating surface of synthetic polymer film, mold for production of synthetic polymer film, and mold manufacturing method
US-10136638-B2 · Nov 27, 2018 · US
Coatings for surgical instruments
US-2018334741-A1 · Nov 22, 2018 · US
Synthetic polymer film provided with surface having sterilizing effect, method for manufacturing synthetic polymer film and sterilization method using surface of synthetic polymer film
US-2018257329-A1 · Sep 13, 2018 · US
Filter and container having microbicidal activity
US-10071175-B2 · Sep 11, 2018 · US
Antimicrobial and enzyme inhibitory zinc oxide nanoparticles
US-2018243336-A1 · Aug 30, 2018 · US
Toilet rim block and rim block cage
US-2018155660-A1 · Jun 7, 2018 · US
Toilet rim block and rim block cage
US-2018155910-A1 · Jun 7, 2018 · US
Antimicrobial polyurethane materials and methods of forming and using same
US-9949484-B2 · Apr 24, 2018 · US
Antimicrobial filter medium and cabin air filter
US-2018085697-A1 · Mar 29, 2018 · US
Method and apparatus for preventing mold growth in the reservoir of a food waste recycling appliance
US-2018057374-A1 · Mar 1, 2018 · US
Synthetic polymer film whose surface has microbicidal activity, multilayer structure having synthetic polymer film, sterilization method with the use of surface of synthetic polymer film, method for reactivating surface of synthetic polymer film, mold for production of synthetic polymer film, and mold manufacturing method
US-2018035668-A1 · Feb 8, 2018 · US
Compositions comprising a biocidal polyamine
US-9839219-B2 · Dec 12, 2017 · US
Sticky cleaner for antimicrobial treatment
US-2017347857-A1 · Dec 7, 2017 · US
Medical apparatus comprising an antimicrobial surface coating and method for controlling microorganisms on the surface of such an apparatus
US-2017321067-A1 · Nov 9, 2017 · US
Synthetic polymer film whose surface has microbicidal activity, multilayer structure having synthetic polymer film, sterilization method with the use of surface of synthetic polymer film, method for reactivating surface of synthetic polymer film, mold for production of synthetic polymer film, and mold manufacturing method
US-9781925-B2 · Oct 10, 2017 · US
Synthetic polymer film whose surface has microbicidal activity, multilayer structure having synthetic polymer film, sterilization method with the use of surface of synthetic polymer film, method for reactivating surface of synthetic polymer film, mold for production of synthetic polymer film, and mold manufacturing method
US-9781924-B2 · Oct 10, 2017 · US
Synthetic polymer film whose surface has microbicidal activity, multilayer structure having synthetic polymer film, sterilization method with the use of surface of synthetic polymer film, method for reactivating surface of synthetic polymer film, mold for production of synthetic polymer film, and mold manufacturing method
US-9781926-B2 · Oct 10, 2017 · US
Household appliance having a catalytically effective surface and method for the operation thereof
US-9776171-B2 · Oct 3, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC A61L2/232?
- CPC A61L2/232 is the Cooperative Patent Classification code for “layered or coated.”
- How many patents are filed under CPC A61L2/232 (layered or coated)?
- Our database includes 247 publications tagged with this CPC code.
- Is patent activity under CPC A61L2/232 growing?
- Publication counts under this code: 28 in 2024 vs 16 in 2025 (latest complete years).