Polyamide compositions having high adhesion to metal and use thereof
US-2023391953-A1 · Dec 7, 2023 · US
Polyamides derived from omega-amino carboxylic acids or from lactams thereof (C09D177/10 takes precedence)
Polyamides derived from omega-amino carboxylic acids or from lactams thereof (C09D177/10 takes precedence) · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C09D177/02 |
| Official title | Polyamides derived from omega-amino carboxylic acids or from lactams thereof (C09D177/10 takes precedence) |
| Display label | Polyamides derived from omega-amino carboxylic acids or from lactams thereof (C09D177/10 takes precedence) |
| Total patents | 92 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 4 |
| 2017 | 2 |
| 2018 | 6 |
| 2019 | 3 |
| 2020 | 9 |
| 2021 | 10 |
| 2022 | 16 |
| 2023 | 12 |
| 2024 | 14 |
| 2025 | 8 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Three-dimensional printing
US-2023226754-A1 · Jul 20, 2023 · US
Three-dimensional printing
US-2023227692-A1 · Jul 20, 2023 · US
Multilayer structure for transporting or storing hydrogen
US-2023151255-A1 · May 18, 2023 · US
Pulverulent composition for the manufacture of articles with a metallic appearance, which is stable over time and shows improved resistance to metal marking
US-2022396713-A1 · Dec 15, 2022 · US
Multilayer tube
US-11518155-B2 · Dec 6, 2022 · US
Three-dimensional printing
US-2022355543-A1 · Nov 10, 2022 · US
Coatings, coated separators, batteries, and related methods
US-11437684-B2 · Sep 6, 2022 · US
Coating materials generating structured surfaces
US-11427729-B2 · Aug 30, 2022 · US
Thermally Conductive Thermoplastics for Selective Laser Sintering
US-2022169866-A1 · Jun 2, 2022 · US
Heat resistant paper-feel overprint varnishes
US-2022127473-A1 · Apr 28, 2022 · US
Three-dimensional printing with magnetic agents
US-2022126507-A1 · Apr 28, 2022 · US
Phosphorescent ferro-magnetic particle formulation and method of non-destructive testing therewith
US-11313835-B2 · Apr 26, 2022 · US
Porosity reduction by encapsulated polymerizing agents
US-11306211-B2 · Apr 19, 2022 · US
Multilayer
US-2022063255-A1 · Mar 3, 2022 · US
Three-dimensional printing
US-2022056284-A1 · Feb 24, 2022 · US
Three-dimensional printing
US-2022049120-A1 · Feb 17, 2022 · US
Polymer-based build material for selective sintering
US-2022010144-A1 · Jan 13, 2022 · US
Sinter powder (sp) comprising a first polyamide component (pa1) and a second polyamide component (pa2), where the melting point of the second polyamide component (pa2) is higher than the melting point of the first polyamide component (pa1)
US-2022010133-A1 · Jan 13, 2022 · US
Three-dimensional printing
US-2022009161-A1 · Jan 13, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C09D177/02?
- CPC C09D177/02 is the Cooperative Patent Classification code for “Polyamides derived from omega-amino carboxylic acids or from lactams thereof (C09D177/10 takes precedence).”
- How many patents are filed under CPC C09D177/02 (Polyamides derived from omega-amino carboxylic acids or from lactams thereof (C09D177/10 takes precedence))?
- Our database includes 92 publications tagged with this CPC code.
- Is patent activity under CPC C09D177/02 growing?
- Publication counts under this code: 14 in 2024 vs 8 in 2025 (latest complete years).