Tunable nitric oxide-releasing macromolecules having multiple nitric oxide donor structures
US-12503428-B2 · Dec 23, 2025 · US
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the two nitrogen atoms of the functional groups being doubly-bound to each other, e.g. azoformamide
the two nitrogen atoms of the functional groups being doubly-bound to each other, e.g. azoformamide · 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 | C07C281/20 |
| Official title | the two nitrogen atoms of the functional groups being doubly-bound to each other, e.g. azoformamide |
| Display label | the two nitrogen atoms of the functional groups being doubly-bound to each other, e.g. azoformamide |
| Total patents | 20 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2016 | 3 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 6 |
| 2020 | 2 |
| 2021 | 4 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Prodrugs of glutamine analogs
US-11926640-B2 · Mar 12, 2024 · US
Method for preparing azo compound
US-2023192599-A1 · Jun 22, 2023 · US
Tunable nitric oxide-releasing macromolecules having multiple nitric oxide donor structures
US-2021395191-A1 · Dec 23, 2021 · US
Tunable nitric oxide-releasing macromolecules having multiple nitric oxide donor structures
US-11124476-B2 · Sep 21, 2021 · US
Prodrugs of glutamine analogs
US-2021206787-A1 · Jul 8, 2021 · US
Prodrugs of glutamine analogs
US-10954257-B2 · Mar 23, 2021 · US
Prodrugs of glutamine analogs
US-10738066-B2 · Aug 11, 2020 · US
Tunable nitric oxide-releasing macromolecules having multiple nitric oxide donor structures
US-2020055815-A1 · Feb 20, 2020 · US
Prodrugs of glutamine analogs
US-2019315783-A1 · Oct 17, 2019 · US
Prodrugs of glutamine analogs
US-2019315784-A1 · Oct 17, 2019 · US
Tunable nitric oxide-releasing macromolecules having multiple nitric oxide donor structures
US-10435357-B2 · Oct 8, 2019 · US
Prodrugs of glutamine analogs
US-10336778-B2 · Jul 2, 2019 · US
Tunable nitric oxide-releasing macromolecules having multiple nitric oxide donor structures
US-2019135738-A1 · May 9, 2019 · US
Tunable nitric oxide-releasing macromolecules having multiple nitric oxide donor structures
US-10196349-B2 · Feb 5, 2019 · US
Prodrugs of glutamine analogs
US-2018222930-A1 · Aug 9, 2018 · US
Azo mediators and methods of use thereof
US-9840729-B2 · Dec 12, 2017 · US
Surface-modified pigment preparations
US-9346963-B2 · May 24, 2016 · US
Tunable nitric oxide-releasing macromolecules having multiple nitric oxide donor structures
US-2016083339-A1 · Mar 24, 2016 · US
Tunable nitric oxide-releasing macromolecules having multiple nitric oxide donor structures
US-9238038-B2 · Jan 19, 2016 · US