Phosphonates and uses thereof
US-2025320374-A1 · Oct 16, 2025 · US
containing also nitrogen
containing also nitrogen · 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 | C08K5/5353 |
| Official title | containing also nitrogen |
| Display label | containing also nitrogen |
| Total patents | 43 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 2 |
| 2017 | 5 |
| 2018 | 4 |
| 2019 | 7 |
| 2020 | 9 |
| 2021 | 3 |
| 2022 | 3 |
| 2023 | 3 |
| 2024 | 1 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Phosphonates and uses thereof
US-12227665-B2 · Feb 18, 2025 · US
Composition for polyurethane foam, foam prepared therefrom and a method thereof
US-2024400793-A1 · Dec 5, 2024 · US
Phosphonates and uses thereof
US-2023323152-A1 · Oct 12, 2023 · US
Phosphonates and uses thereof
US-11674050-B2 · Jun 13, 2023 · US
Three-component photo initiating systems for the red and near infrared
US-2023112218-A1 · Apr 13, 2023 · US
Non-halogenated flame retardant and reinforced poly(alkylene terephthalate) poly(phenylene ether) compositions methods of manufacture and uses thereof
US-2022403158-A1 · Dec 22, 2022 · US
Thermoplastic Resin Composition and Molded Product Manufactured Therefrom
US-2022275194-A1 · Sep 1, 2022 · US
Thermal amplification of free radical polymerization induced by red to near-infrared irradiation
US-11384167-B2 · Jul 12, 2022 · US
Arabitol and xylitol based flame retardants
US-11174369-B2 · Nov 16, 2021 · US
Resveratrol-based flame retardant materials
US-11078425-B2 · Aug 3, 2021 · US
Cobalt compound useful as catalyst for hydrosilylation, dehydrogenative silylation and crosslinking of silicone compositions
US-11027267-B2 · Jun 8, 2021 · US
Thermal amplification of free radical polymerization induced by red to near-infrared irradiation
US-2020362061-A1 · Nov 19, 2020 · US
Resveratrol-based flame retardant materials
US-10760000-B2 · Sep 1, 2020 · US
Phosphonates and uses thereof
US-2020239725-A1 · Jul 30, 2020 · US
Arabitol and xylitol based flame retardants
US-10611897-B2 · Apr 7, 2020 · US
Resveratrol-based flame retardant materials
US-2020102501-A1 · Apr 2, 2020 · US
Photopolymerization initiator, polymerizable composition, ink jet recording method, and acylphosphine oxide compound
US-10590264-B2 · Mar 17, 2020 · US
Resveratrol-based flame retardant materials
US-10557086-B2 · Feb 11, 2020 · US
Use of phosphorous-containing organic oxyimides as flame retardants and/or as stabilizers for plastics, flame-retardant and/or stabilized plastic compositions, method for the production thereof, moulded part, paint and coatings
US-10544284-B2 · Jan 28, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08K5/5353?
- CPC C08K5/5353 is the Cooperative Patent Classification code for “containing also nitrogen.”
- How many patents are filed under CPC C08K5/5353 (containing also nitrogen)?
- Our database includes 43 publications tagged with this CPC code.
- Is patent activity under CPC C08K5/5353 growing?
- Publication counts under this code: 1 in 2024 vs 2 in 2025 (latest complete years).