Expanded Pellets and Method for Manufacturing Molded Components Using Them
US-2021370561-A1 · Dec 2, 2021 · US
containing polyamide sequences
containing polyamide 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 | C08G81/028 |
| Official title | {containing polyamide sequences} |
| Display label | containing polyamide sequences |
| Total patents | 78 |
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 | 4 |
| 2016 | 9 |
| 2017 | 13 |
| 2018 | 7 |
| 2019 | 6 |
| 2020 | 16 |
| 2021 | 5 |
| 2022 | 9 |
| 2024 | 7 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Block copolymer foam
US-2021292507-A1 · Sep 23, 2021 · US
Expanded pellets and method for manufacturing molded components using them
US-11117294-B2 · Sep 14, 2021 · US
Block copolymer for protecting parts made from metal
US-10927265-B2 · Feb 23, 2021 · US
Bioadvantaged nylon: polycondensation of 3-hexenedioic acid with hexamethylenediamine
US-2021024696-A1 · Jan 28, 2021 · US
Crosslinked-interpenetrating networked block copolymer electrolytes for lithium batteries
US-10879563-B2 · Dec 29, 2020 · US
Expanded polymer pellets
US-2020391417-A1 · Dec 17, 2020 · US
Thermoplastic composition made of polyphenylene sulphide and polyamide-grafted polyolefin
US-10829637-B2 · Nov 10, 2020 · US
Block copolymer for protecting metal-based parts
US-2020325281-A1 · Oct 15, 2020 · US
Bioadvantaged nylon: polycondensation of 3-hexenedioic acid with hexamethylenediamine
US-10793673-B2 · Oct 6, 2020 · US
Copolymer comprising at least three blocks: polyamide blocks, peg blocks and other blocks
US-2020283581-A1 · Sep 10, 2020 · US
Expanded polymer pellets
US-10759096-B2 · Sep 1, 2020 · US
Binder, method of preparing the binder, and anode and lithium battery including the binder
US-10756350-B2 · Aug 25, 2020 · US
Composition Containing Novel Glutamic Acid Derivative And Block Copolymer, And Use Thereof
US-2020190101-A1 · Jun 18, 2020 · US
Process for producing a polydiene-polyamide block thermoplastic elastomer copolymer of comb structure
US-2020190326-A1 · Jun 18, 2020 · US
Polymers
US-2020181335-A1 · Jun 11, 2020 · US
Carboxy-functional polyether-based reaction products and aqueous base paints containing the reaction products
US-2020181447-A9 · Jun 11, 2020 · US
Semipermeable composite membrane and method for producing same
US-2020139307-A1 · May 7, 2020 · US
Precursor for polyimide and use thereof
US-10626220-B2 · Apr 21, 2020 · US
Process for the preparation of a semi-crystalline semi-aromatic polyamide
US-10577500-B2 · Mar 3, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08G81/028?
- CPC C08G81/028 is the Cooperative Patent Classification code for “containing polyamide sequences.”
- How many patents are filed under CPC C08G81/028 (containing polyamide sequences)?
- Our database includes 78 publications tagged with this CPC code.
- Is patent activity under CPC C08G81/028 growing?
- Publication counts under this code: 7 in 2024 vs 2 in 2025 (latest complete years).