Decolorization method of polyester fabric
US-12344991-B2 · Jul 1, 2025 · US
with sulfur-containing anions
with sulfur-containing anions · Cooperative Patent Classification (CPC)
Textile and paper production, treatment, and products.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | D06P1/67375 |
| Official title | {with sulfur-containing anions} |
| Display label | with sulfur-containing anions |
| Total patents | 32 |
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 | 3 |
| 2016 | 2 |
| 2017 | 4 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 3 |
| 2022 | 5 |
| 2023 | 4 |
| 2024 | 6 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Ink Jet Textile Printing Recording Method
US-2024287736-A1 · Aug 29, 2024 · US
Image forming apparatus, ink set, and image forming method
US-12049094-B2 · Jul 30, 2024 · US
Ink Jet Recording Method
US-2024229350-A1 · Jul 11, 2024 · US
Ink fluid set for printing on textile
US-11993893-B2 · May 28, 2024 · US
Method for decolorizing polyester and method for depolymerising polyester comprising the same
US-2024052130-A1 · Feb 15, 2024 · US
Compositions for oxidizing garments and related methods
US-2024018714-A1 · Jan 18, 2024 · US
Compositions for oxidizing garments and related methods
US-11718951-B2 · Aug 8, 2023 · US
Methods for decolorizing colored polymer material and preparing regenerated polymer, and decolorizing solution
US-2023235148-A1 · Jul 27, 2023 · US
Decolorization method of polyester fabric
US-2023082495-A1 · Mar 16, 2023 · US
Pad-dry cationization of textiles
US-2023071562-A1 · Mar 9, 2023 · US
Inkjet textile printing treatment liquid, inkjet textile printing apparatus, inkjet textile printing method, and textile print
US-2022349122-A1 · Nov 3, 2022 · US
Ink fluid set for printing on textile
US-2022333301-A1 · Oct 20, 2022 · US
Processing fluid, set of processing fluid and ink, applying device, image forming device, applying method, and image forming method
US-2022289993-A1 · Sep 15, 2022 · US
Processing fluid, set of processing fluid and ink, applying device, image forming device, applying method, and image forming method
US-2022282107-A1 · Sep 8, 2022 · US
Image forming apparatus, ink set, and image forming method
US-2022219475-A1 · Jul 14, 2022 · US
Fluid set for textile printing
US-2021238436-A1 · Aug 5, 2021 · US
Ink jet recording apparatus
US-2021129537-A1 · May 6, 2021 · US
Compositions for oxidizing garments and related methods
US-2021002815-A1 · Jan 7, 2021 · US
Stabilization of sodium dithionite by means of various additives
US-10850982-B2 · Dec 1, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC D06P1/67375?
- CPC D06P1/67375 is the Cooperative Patent Classification code for “with sulfur-containing anions.”
- How many patents are filed under CPC D06P1/67375 (with sulfur-containing anions)?
- Our database includes 32 publications tagged with this CPC code.
- Is patent activity under CPC D06P1/67375 growing?
- Publication counts under this code: 6 in 2024 vs 1 in 2025 (latest complete years).