High Performance Epoxy Adhesive
US-2019382634-A1 · Dec 19, 2019 · US
Polyalkylene polyamines
Polyalkylene polyamines · 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 | C08G59/502 |
| Official title | {Polyalkylene polyamines} |
| Display label | Polyalkylene polyamines |
| Total patents | 163 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 12 |
| 2017 | 18 |
| 2018 | 12 |
| 2019 | 12 |
| 2020 | 15 |
| 2021 | 16 |
| 2022 | 18 |
| 2023 | 12 |
| 2024 | 15 |
| 2025 | 20 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Epoxy curing agents, compositions and uses thereof
US-10465039-B2 · Nov 5, 2019 · US
Base generator, reagent, organic salt, composition, method for manufacturing device, cured film and device
US-2019330247-A1 · Oct 31, 2019 · US
Epoxy resin system
US-10414857-B2 · Sep 17, 2019 · US
Reinforced building block made of autoclaved aerated concrete (AAC)
US-10384977-B2 · Aug 20, 2019 · US
Dental composition
US-2019209440-A1 · Jul 11, 2019 · US
Dental composition
US-10278901-B2 · May 7, 2019 · US
Toughened epoxy resin composition
US-2019040182-A1 · Feb 7, 2019 · US
Latent epoxy resin formulations for liquid impregnation processes for production of fibre-reinforced composites
US-10155840-B2 · Dec 18, 2018 · US
Curing agent for epoxy coatings
US-10119046-B2 · Nov 6, 2018 · US
Co-preparation of polyetheramines and alklyene amines
US-2018312624-A1 · Nov 1, 2018 · US
Copper electroplating baths containing reaction products of aminex, polyacrylamides and bisepoxides
US-2018245228-A1 · Aug 30, 2018 · US
Crosslinkable composition and cured product using thereof
US-2018223033-A1 · Aug 9, 2018 · US
Fast curing high glass transition temperature epoxy resin system
US-10023686-B2 · Jul 17, 2018 · US
Epoxy systems employing triethylaminetetraamine and tin catalysts
US-10023687-B2 · Jul 17, 2018 · US
Apcha as a building block in curing agent formulations for structural adhesives
US-2018179423-A1 · Jun 28, 2018 · US
Pendant epoxide polymers and methods of treating subterranean formations
US-10005930-B2 · Jun 26, 2018 · US
Novel epoxy resin system for making carbon fiber composites
US-2018162990-A1 · Jun 14, 2018 · US
Curable composition with high fracture toughness
US-9994671-B2 · Jun 12, 2018 · US
Epoxy resin composition, prepreg, and fiber-reinforced composite material
US-9963589-B2 · May 8, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08G59/502?
- CPC C08G59/502 is the Cooperative Patent Classification code for “Polyalkylene polyamines.”
- How many patents are filed under CPC C08G59/502 (Polyalkylene polyamines)?
- Our database includes 163 publications tagged with this CPC code.
- Is patent activity under CPC C08G59/502 growing?
- Publication counts under this code: 15 in 2024 vs 20 in 2025 (latest complete years).