Transparent polyimide and precursor thereof
US-9850346-B2 · Dec 26, 2017 · US
Polyamides derived from polyamines and polycarboxylic acids (C09D177/10 takes precedence)
Polyamides derived from polyamines and polycarboxylic acids (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 | C09D177/06 |
| Official title | Polyamides derived from polyamines and polycarboxylic acids (C09D177/10 takes precedence) |
| Display label | Polyamides derived from polyamines and polycarboxylic acids (C09D177/10 takes precedence) |
| Total patents | 200 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 19 |
| 2016 | 28 |
| 2017 | 15 |
| 2018 | 20 |
| 2019 | 15 |
| 2020 | 16 |
| 2021 | 23 |
| 2022 | 12 |
| 2023 | 14 |
| 2024 | 16 |
| 2025 | 15 |
| 2026 | 7 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Silicone hydrogel lenses with water-rich surfaces
US-9816009-B2 · Nov 14, 2017 · US
Silicone hydrogel lens with a crosslinked hydrophilic coating
US-2017306178-A1 · Oct 26, 2017 · US
Silicone hydrogel lens with a crosslinked hydrophilic coating
US-9738813-B2 · Aug 22, 2017 · US
Aqueous copolymer coating compositions for industrial and construction applications
US-2017233605-A1 · Aug 17, 2017 · US
Polyamine addition compounds
US-2017190840-A1 · Jul 6, 2017 · US
Polyamide moulding composition, moulded articles produced therefrom and also use of the polyamide moulding compositions
US-9644081-B2 · May 9, 2017 · US
Stack of layers comprising luminescent material, a lamp, a luminaire and a method of manufacturing the stack of layers
US-9631793-B2 · Apr 25, 2017 · US
Dish support rack for dishwasher
US-2017073544-A1 · Mar 16, 2017 · US
Semi-aromatic copolyamide and process for preparing same
US-2017073470-A1 · Mar 16, 2017 · US
Periodic structured organic films
US-9567425-B2 · Feb 14, 2017 · US
Silicone hydrogel lens with a crosslinked hydrophilic coating
US-2017037276-A1 · Feb 9, 2017 · US
Coated metallic article
US-9556358-B2 · Jan 31, 2017 · US
Composition for use as an assay reagent
US-2016376464-A1 · Dec 29, 2016 · US
Silicone hydrogel lenses with water-rich surfaces
US-2016377885-A1 · Dec 29, 2016 · US
Silicone hydrogel lens with a crosslinked hydrophilic coating
US-9507173-B2 · Nov 29, 2016 · US
Carbon fiber bundle and manufacturing method of the same
US-9506169-B2 · Nov 29, 2016 · US
Polyamide compositions for metal coating and metal components coated with the same
US-2016289497-A1 · Oct 6, 2016 · US
Multilayer composite comprising a fluoropolymer layer
US-2016271918-A1 · Sep 22, 2016 · US
Multilayer composite comprising layers of partly aromatic polyamides
US-2016271919-A1 · Sep 22, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C09D177/06?
- CPC C09D177/06 is the Cooperative Patent Classification code for “Polyamides derived from polyamines and polycarboxylic acids (C09D177/10 takes precedence).”
- How many patents are filed under CPC C09D177/06 (Polyamides derived from polyamines and polycarboxylic acids (C09D177/10 takes precedence))?
- Our database includes 200 publications tagged with this CPC code.
- Is patent activity under CPC C09D177/06 growing?
- Publication counts under this code: 16 in 2024 vs 15 in 2025 (latest complete years).