Methods for Synthesizing Nucleotide Analogues with Disulfide Linkers
US-2019375777-A1 · Dec 12, 2019 · US
2,5-Pyrrolidine-diones
2,5-Pyrrolidine-diones · 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 | C07D207/40 |
| Official title | 2,5-Pyrrolidine-diones |
| Display label | 2,5-Pyrrolidine-diones |
| Total patents | 132 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 8 |
| 2016 | 16 |
| 2017 | 11 |
| 2018 | 17 |
| 2019 | 24 |
| 2020 | 14 |
| 2021 | 11 |
| 2022 | 12 |
| 2023 | 4 |
| 2024 | 9 |
| 2025 | 5 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Compounds and method for enhanced oil recovery using sulfur surfactants
US-2019330515-A1 · Oct 31, 2019 · US
Conjugates of cell binding molecules with cytotoxic agents
US-2019330149-A1 · Oct 31, 2019 · US
Sulphamoylpyrrolamide derivatives and the use thereof as medicaments for the treatment of hepatitis B
US-10457638-B2 · Oct 29, 2019 · US
Prodrugs of fumarates and their use in treating various diseases
US-10406133-B2 · Sep 10, 2019 · US
Conjugates of cell binding molecules with cytotoxic agents
US-10399941-B2 · Sep 3, 2019 · US
Preparation method of oligomer additive, oligomer additive, and lithium battery
US-2019248958-A1 · Aug 15, 2019 · US
Prodrugs of fumarates and their use in treating various diseases
US-2019201367-A1 · Jul 4, 2019 · US
Deoxyuridine triphosphatase inhibitors
US-2018334431-A1 · Nov 22, 2018 · US
Prodrugs of fumarates and their use in treating various diseases
US-10117846-B2 · Nov 6, 2018 · US
Synthesis of Succinimides and Quaternary Ammonium Ions for Use in Making Molecular Sieves
US-2018305309-A1 · Oct 25, 2018 · US
Prodrugs of fumarates and their use in treating various diseases
US-10080733-B2 · Sep 25, 2018 · US
Radioiodinated compounds
US-10053423-B2 · Aug 21, 2018 · US
Polyethylene glycol based prodrug of adrenomedullin and use thereof
US-10035818-B2 · Jul 31, 2018 · US
Methods and compositions relating to synthetic beta-1,6 glucosamine oligosaccharides
US-10034927-B2 · Jul 31, 2018 · US
Synthesis of succinimides and quaternary ammonium ions for use in making molecular sieves
US-10035762-B2 · Jul 31, 2018 · US
Deoxyuridine triphosphatase inhibitors containing amino sulfonyl linkage
US-2018194740-A1 · Jul 12, 2018 · US
Self-stabilizing linker conjugates
US-2018154011-A1 · Jun 7, 2018 · US
Sulphamoylpyrrolamide derivatives and the use thereof as medicaments for the treatment of hepatitis b
US-2018141905-A1 · May 24, 2018 · US
Prodrugs of fumarates and their use in treating various diseases
US-2018064673-A1 · Mar 8, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07D207/40?
- CPC C07D207/40 is the Cooperative Patent Classification code for “2,5-Pyrrolidine-diones.”
- How many patents are filed under CPC C07D207/40 (2,5-Pyrrolidine-diones)?
- Our database includes 132 publications tagged with this CPC code.
- Is patent activity under CPC C07D207/40 growing?
- Publication counts under this code: 9 in 2024 vs 5 in 2025 (latest complete years).