Intermediates in the synthesis of cephalosporin compounds
US-10941161-B2 · Mar 9, 2021 · US
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with hydrocarbon radicals, substituted by hetero atoms or hetero rings, attached in position 3
with hydrocarbon radicals, substituted by hetero atoms or hetero rings, attached in position 3 · 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 | C07D501/24 |
| Official title | with hydrocarbon radicals, substituted by hetero atoms or hetero rings, attached in position 3 |
| Display label | with hydrocarbon radicals, substituted by hetero atoms or hetero rings, attached in position 3 |
| Total patents | 9 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 2 |
| 2019 | 2 |
| 2021 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Intermediates in the synthesis of cephalosporin compounds
US-2019225624-A1 · Jul 25, 2019 · US
Intermediates in the synthesis of cephalosporin compounds
US-10221196-B2 · Mar 5, 2019 · US
Intermediates in the synthesis of cephalosporin compounds
US-2017226126-A1 · Aug 10, 2017 · US
β-lactamase substrates and methods of their use for the diagnosis of tuberculosis
US-9677112-B2 · Jun 13, 2017 · US
Processes for production of intermediates for 2-alkyl cephem compounds
US-9527866-B2 · Dec 27, 2016 · US
Regulation of nitric oxide release and biofilm development
US-2016009733-A1 · Jan 14, 2016 · US
Processes for production of intermediates for 2-alkyl cephem compounds
US-2015291619-A1 · Oct 15, 2015 · US
Beta-lactamase substrates and methods of their use for the diagnosis of tuberculosis
US-2015167048-A1 · Jun 18, 2015 · US