Laurolactam preparation method and synthesis apparatus
US-12060326-B2 · Aug 13, 2024 · US
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with a twelve-membered ring
with a twelve-membered ring · 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 | C07C13/273 |
| Official title | with a twelve-membered ring |
| Display label | with a twelve-membered ring |
| Total patents | 9 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2020 | 1 |
| 2021 | 2 |
| 2022 | 2 |
| 2023 | 2 |
| 2024 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for preparing catalyst for selective hydrogenation of cyclododecatriene and catalyst prepared by preparation method
US-2024033718-A1 · Feb 1, 2024 · US
Method for preparing cyclododecene and synthesis device therefor
US-11608304-B2 · Mar 21, 2023 · US
Novel laurolactam preparation method and synthesis apparatus
US-2023073615-A1 · Mar 9, 2023 · US
Laurolactam preparation method and synthesis apparatus
US-11535591-B2 · Dec 27, 2022 · US
Novel laurolactam preparation method and synthesis apparatus
US-2022024868-A1 · Jan 27, 2022 · US
Nanohoop compound embodiments comprising meta-substitution and molecular systems comprising the same
US-11142500-B2 · Oct 12, 2021 · US
Method for Preparing Cyclododecene and Synthesis Device Therefor
US-2021070673-A1 · Mar 11, 2021 · US
Nanohoop compound embodiments comprising meta-substitution and molecular systems comprising the same
US-2020010419-A1 · Jan 9, 2020 · US