Crystalline norpsilocin compounds
US-2024351982-A1 · Oct 24, 2024 · US
Fumaric acid
Fumaric 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 | C07C57/15 |
| Official title | Fumaric acid |
| Display label | Fumaric acid |
| Total patents | 220 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 20 |
| 2016 | 23 |
| 2017 | 22 |
| 2018 | 19 |
| 2019 | 13 |
| 2020 | 13 |
| 2021 | 11 |
| 2022 | 12 |
| 2023 | 31 |
| 2024 | 26 |
| 2025 | 23 |
| 2026 | 7 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Salt and crystal form of egfr inhibitor, and composition and use thereof
US-2024352053-A1 · Oct 24, 2024 · US
SALTS OF A PI3Kdelta INHIBITOR, CRYSTALLINE FORMS, METHODS OF PREPARATION, AND USES THEREFORE
US-2024101564-A1 · Mar 28, 2024 · US
Crystal form of tenofovir prodrug, preparation method thereof, and method of use thereof
US-9840525-B2 · Dec 12, 2017 · US
Salts of aza-bicyclic di-aryl ethers and methods to make them or their precursors
US-9802931-B2 · Oct 31, 2017 · US
Co-crystals, salts and solid forms of tenofovir alafenamide
US-9777028-B2 · Oct 3, 2017 · US
Crystalline forms of parp inhibitors
US-2017267683-A1 · Sep 21, 2017 · US
Solid forms comprising 7-(6-(2-hydroxypropan-2-yl)pyridin-3-yl)-1-((trans)-4-methoxycyclohexyl)-3,4-dihydropyrazino[2,3-b]pyrazin-2(1H)-one, and a coformer, compositions and methods of use thereof
US-9718824-B2 · Aug 1, 2017 · US
Salt of nitrogen-containing heterocyclic compound or crystal thereof, pharmaceutical composition, and FLT3 inhibitor
US-9701644-B2 · Jul 11, 2017 · US
Co-crystals of 5-amino-2-oxothiazolo[4,5-d]pyrimidin-3(2H)-yl-5-hydroxymethyl tetrahydrofuran-3-yl acetate and methods for preparing and using the same
US-9676793-B2 · Jun 13, 2017 · US
Toll like receptor modulator compounds
US-9670205-B2 · Jun 6, 2017 · US
Inhibitors of histone demethylases
US-9650339-B2 · May 16, 2017 · US
Solid forms of an ASK1 inhibitor
US-9643956-B2 · May 9, 2017 · US
TRPV1 antagonists including dihydroxy substituent and uses thereof
US-9630959-B2 · Apr 25, 2017 · US
Carbamate/urea derivatives
US-9624192-B2 · Apr 18, 2017 · US
Salts of 2-amino-1-hydroxyethyl-8-hydroxyquinolin-2(1H)-one derivatives having both muscarinic receptor antagonist and β2 adrenergic receptor agonist activities
US-9579316-B2 · Feb 28, 2017 · US
Novel salt of fused pyrimidine compound and crystal thereof
US-2017044166-A1 · Feb 16, 2017 · US
Co-crystals, salts and solid forms of tenofovir alafenamide
US-2016368938-A1 · Dec 22, 2016 · US
Oral care compositions
US-9522103-B2 · Dec 20, 2016 · US
Co-crystals and pharmaceutical compositions comprising the same
US-2016339024-A1 · Nov 24, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C57/15?
- CPC C07C57/15 is the Cooperative Patent Classification code for “Fumaric acid.”
- How many patents are filed under CPC C07C57/15 (Fumaric acid)?
- Our database includes 220 publications tagged with this CPC code.
- Is patent activity under CPC C07C57/15 growing?
- Publication counts under this code: 26 in 2024 vs 23 in 2025 (latest complete years).