Amphiphilic polymer
US-2017360703-A1 · Dec 21, 2017 · US
containing polyether sequences
containing polyether sequences · 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 | C08G81/025 |
| Official title | {containing polyether sequences} |
| Display label | containing polyether sequences |
| Total patents | 364 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 19 |
| 2016 | 30 |
| 2017 | 38 |
| 2018 | 38 |
| 2019 | 55 |
| 2020 | 48 |
| 2021 | 40 |
| 2022 | 25 |
| 2023 | 24 |
| 2024 | 26 |
| 2025 | 15 |
| 2026 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Polyamide-polyolefin copolymers and methods of making them
US-9840597-B2 · Dec 12, 2017 · US
Lignin-Containing Polymers
US-2017335042-A1 · Nov 23, 2017 · US
Multiple copolymer systems as templates for block copolymer nanolithography
US-9798232-B2 · Oct 24, 2017 · US
Continuous esterification and/or amidification method, without organic solvent, of an acid homopolymer or copolymer
US-2017297255-A1 · Oct 19, 2017 · US
Graft copolymer polyelectrolyte complexes for drug delivery
US-9789194-B2 · Oct 17, 2017 · US
Polymer, and pharmaceutical composition employing the same
US-9737607-B2 · Aug 22, 2017 · US
Hydrogel
US-2017190844-A1 · Jul 6, 2017 · US
Polyisobutylene-polyurethanes and medical devices containing the same
US-2017174845-A1 · Jun 22, 2017 · US
Core-first nanoparticle formation process, nanoparticle, and composition
US-9631056-B2 · Apr 25, 2017 · US
Graft polymers for enhanced intracellular delivery of antisense molecules
US-9574041-B2 · Feb 21, 2017 · US
Polymer resin composition, polymer composite tape, and front bumper of automobile
US-2016347948-A1 · Dec 1, 2016 · US
Small particle size hypophosphite telomers of unsaturated carboxylic acids
US-9499642-B2 · Nov 22, 2016 · US
Radiation curable type ink jet ink set and ink jet recording method
US-2016333201-A1 · Nov 17, 2016 · US
Composition for highly conductive polymer electrolytes
US-2016315347-A1 · Oct 27, 2016 · US
Composition for highly conductive polymer electrolytes
US-2016308245-A1 · Oct 20, 2016 · US
Resin material and film thereof
US-2016297958-A1 · Oct 13, 2016 · US
Polyethylene glycol based oligomers for coating nanoparticles, nanoparticles coated therewith, and related methods
US-9446153-B2 · Sep 20, 2016 · US
Polyethylene glycol based oligomers for coating nanoparticles, nanoparticles coated therewith, and related methods
US-9446152-B2 · Sep 20, 2016 · US
Copolymer with polyamide blocks and a polyether block
US-2016251484-A1 · Sep 1, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08G81/025?
- CPC C08G81/025 is the Cooperative Patent Classification code for “containing polyether sequences.”
- How many patents are filed under CPC C08G81/025 (containing polyether sequences)?
- Our database includes 364 publications tagged with this CPC code.
- Is patent activity under CPC C08G81/025 growing?
- Publication counts under this code: 26 in 2024 vs 15 in 2025 (latest complete years).