Batch reactor and method for preparing aliphatic isocyanate
US-2025099938-A1 · Mar 27, 2025 · US
This page is not indexed by search engines while we improve data quality.
Preparation of derivatives of isocyanic acid
Preparation of derivatives of isocyanic acid · 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 | C07C263/00 |
| Official title | Preparation of derivatives of isocyanic acid |
| Display label | Preparation of derivatives of isocyanic acid |
| Total patents | 21 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 2 |
| 2017 | 1 |
| 2019 | 1 |
| 2020 | 1 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 2 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Environmental attributes for isocyanate compositions
US-2025053159-A1 · Feb 13, 2025 · US
Catalytic synthesis of free isocyanates
US-2024336561-A1 · Oct 10, 2024 · US
Production method for isocyanate compound
US-12060312-B2 · Aug 13, 2024 · US
Isocyanates, derivatives, and processes for producing the same
US-11814360-B2 · Nov 14, 2023 · US
Production method for isocyanate compound
US-2022002234-A1 · Jan 6, 2022 · US
Isocyanates, derivatives, and processes for producing the same
US-2020331876-A1 · Oct 22, 2020 · US
Renewable polyphenols, thermoplastics, and resins
US-10252966-B1 · Apr 9, 2019 · US
Rigid polyurethane foams
US-9657133-B2 · May 23, 2017 · US
Polymeric materials made from vanillin
US-9353219-B1 · May 31, 2016 · US
Isocyanate production process
US-9233918-B2 · Jan 12, 2016 · US
Process for the preparation of urethanes
US-9199924-B2 · Dec 1, 2015 · US
Polyphenols and high-performance resins from syringaldehyde
US-9187591-B1 · Nov 17, 2015 · US
High temperature materials with low moisture uptake made from lichen metabolites
US-9139694-B1 · Sep 22, 2015 · US
Preparation and thermal curing of single-ring bis(cyanate) ester monomers
US-9126902-B1 · Sep 8, 2015 · US
Polyphenols and high-performance resins from syringaldehyde
US-9127115-B1 · Sep 8, 2015 · US
Polyphenols and high-performance resins from syringaldehyde
US-9051414-B1 · Jun 9, 2015 · US
Polyphenols and high-performance resins from syringaldehyde
US-9018314-B1 · Apr 28, 2015 · US
Polyphenols and high-performance resins from syringaldehyde
US-8993688-B1 · Mar 31, 2015 · US
Polyphenols and high-performance resins from syringaldehyde
US-8993689-B1 · Mar 31, 2015 · US