Carbamate compound
US-2026098022-A1 · Apr 9, 2026 · US
to hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals
to hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals · 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 | C07C271/44 |
| Official title | to hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals |
| Display label | to hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals |
| Total patents | 42 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 12 |
| 2017 | 8 |
| 2018 | 4 |
| 2020 | 4 |
| 2022 | 3 |
| 2023 | 2 |
| 2024 | 4 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Acrylate derivative, use and production intermediate compound of the same
US-2024389582-A1 · Nov 28, 2024 · US
Acrylate derivative, use and production intermediate compound of the same
US-2024389583-A1 · Nov 28, 2024 · US
Acrylate derivative, use and production intermediate compound of the same
US-12082581-B2 · Sep 10, 2024 · US
Fluorine-containing pillararene
US-2024132432-A1 · Apr 25, 2024 · US
Method for controlling ultrafast chemical reaction using a microfluidic reactor fabricated by high-resolution 3D metal printing technique
US-11648524-B2 · May 16, 2023 · US
DNP and DNP Prodrug Treatment of Neuromuscular, Neurodegenerative, Autoimmune, Developmental, Traumatic Brain Injury, Concussion, Dry Eye Disease, Hearing Loss and/or Metabolic Diseases
US-2023100940-A1 · Mar 30, 2023 · US
Acrylate derivative, use and production intermediate compound of the same
US-2022256844-A1 · Aug 18, 2022 · US
DNP and DNP prodrug treatment of neuromuscular, neurodegenerative, autoimmune, developmental, traumatic brain injury, concussion, dry eye disease, hearing loss and/or metabolic diseases
US-11406642-B2 · Aug 9, 2022 · US
Method for controlling ultrafast chemical reaction using a microfluidic reactor fabricated by high-resolution 3d metal printing technique
US-2022032260-A1 · Feb 3, 2022 · US
Method for producing mercaptophenol compound and intermediate of said compound
US-10851052-B2 · Dec 1, 2020 · US
Method for producing mercaptophenol compound and intermediate of said compound
US-2020277257-A1 · Sep 3, 2020 · US
DNP and DNP Prodrug Treatment of Neuromuscular, Neurodegenerative, Autoimmune, Developmental, Traumatic Brain Injury, Concussion, Dry Eye Disease, Hearing Loss and/or Metabolic Diseases
US-2020093831-A1 · Mar 26, 2020 · US
DNP and DNP prodrug treatment of neuromuscular, neurodegenerative, autoimmune, developmental, traumatic brain injury, concussion, dry eye disease, hearing loss and/or metabolic diseases
US-10548900-B2 · Feb 4, 2020 · US
Reaction method accompanied by production of gas component
US-10118110-B2 · Nov 6, 2018 · US
Catalyst components for the polymerization of olefins
US-10113013-B2 · Oct 30, 2018 · US
Catalyst components for the polymerization of olefins
US-2018194870-A1 · Jul 12, 2018 · US
Method of separation
US-9950273-B2 · Apr 24, 2018 · US
1,3-Di-oxo-indene derivative, pharmaceutically acceptable salt or optical isomer thereof, preparation method thereof, and pharmaceutical composition containing same as an antiviral, active ingredient
US-9833423-B2 · Dec 5, 2017 · US
Methods and compositions for selective and targeted cancer therapy
US-9789096-B2 · Oct 17, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C271/44?
- CPC C07C271/44 is the Cooperative Patent Classification code for “to hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals.”
- How many patents are filed under CPC C07C271/44 (to hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals)?
- Our database includes 42 publications tagged with this CPC code.
- Is patent activity under CPC C07C271/44 growing?
- Publication counts under this code: 2 in 2023 vs 4 in 2024 (latest complete years).