Efficient new process for synthesis of 2-amino-5-chloro-n-,3-dimethylbenzamide
US-2022242837-A1 · Aug 4, 2022 · US
by reaction of hydroxylamines with carbonyl compounds
by reaction of hydroxylamines with carbonyl compounds · 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 | C07C249/08 |
| Official title | by reaction of hydroxylamines with carbonyl compounds |
| Display label | by reaction of hydroxylamines with carbonyl compounds |
| Total patents | 73 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 13 |
| 2016 | 9 |
| 2017 | 7 |
| 2018 | 11 |
| 2019 | 7 |
| 2020 | 5 |
| 2021 | 5 |
| 2022 | 4 |
| 2023 | 6 |
| 2024 | 2 |
| 2025 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Process for making siponimod and intermediate thereof
US-2022204446-A1 · Jun 30, 2022 · US
Process for the preparation of 4,5-dihydroxy-2-(4-methylbenzyl)isophthalonitrile
US-2022002232-A1 · Jan 6, 2022 · US
Methods of producing molindone and its salts
US-11117862-B2 · Sep 14, 2021 · US
Coating composition including alkyl oximes
US-2021261800-A1 · Aug 26, 2021 · US
Method for reactivation of a homogeneous oxidation catalyst
US-10994270-B2 · May 4, 2021 · US
Method for producing 5, 5-disubstituted-4, 5-dihydroisoxazole
US-10975041-B2 · Apr 13, 2021 · US
Novel method for producing 5, 5-disubstituted-4, 5-dihydroisoxazole
US-2021047280-A1 · Feb 18, 2021 · US
Processes and intermediates for NEP inhibitor synthesis
US-10851059-B2 · Dec 1, 2020 · US
Methods of producing molindone and its salts
US-2020262789-A1 · Aug 20, 2020 · US
Method for preparing benzoic acid amide compound
US-10723693-B2 · Jul 28, 2020 · US
Methods of producing molindone and its salts
US-10676432-B2 · Jun 9, 2020 · US
Treatment of degraded oxime metal extractants in process organic solutions
US-10662499-B2 · May 26, 2020 · US
Methods of preparing hydroxylamine derivatives useful in the preparation of anti-infective agents
US-10472345-B2 · Nov 12, 2019 · US
Enamide process
US-10435351-B2 · Oct 8, 2019 · US
Method for reactivation of a homogeneous oxidation catalyst
US-2019232271-A1 · Aug 1, 2019 · US
Methods of producing molindone and its salts
US-2019218179-A1 · Jul 18, 2019 · US
New processes and intermediates for nep inhibitor synthesis
US-2019202785-A1 · Jul 4, 2019 · US
Method for the preparation of alkylsalicylaldehyde and alkylsalicylaldoxime, and use thereof
US-10259767-B2 · Apr 16, 2019 · US
Methods of preparing hydroxylamine derivatives useful in the preparation of anti-infective agents
US-2019055216-A1 · Feb 21, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C249/08?
- CPC C07C249/08 is the Cooperative Patent Classification code for “by reaction of hydroxylamines with carbonyl compounds.”
- How many patents are filed under CPC C07C249/08 (by reaction of hydroxylamines with carbonyl compounds)?
- Our database includes 73 publications tagged with this CPC code.
- Is patent activity under CPC C07C249/08 growing?
- Publication counts under this code: 2 in 2024 vs 3 in 2025 (latest complete years).