Internal olefin production method
US-2025136532-A1 · May 1, 2025 · US
with crystalline alumino-silicates, e.g. molecular sieves
with crystalline alumino-silicates, e.g. molecular sieves · 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 | C07C5/2518 |
| Official title | {with crystalline alumino-silicates, e.g. molecular sieves} |
| Display label | with crystalline alumino-silicates, e.g. molecular sieves |
| Total patents | 40 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 2 |
| 2017 | 1 |
| 2018 | 7 |
| 2019 | 6 |
| 2020 | 5 |
| 2021 | 2 |
| 2022 | 7 |
| 2024 | 4 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Process for isomerization of 2,4,4-trimethylpent-2-ene to 2,4,4-trimethylpent-1-ene
US-2024417345-A1 · Dec 19, 2024 · US
Process for providing a stream comprising a high proportion of 2,4,4-trimethylpent-1-ene
US-2024417346-A1 · Dec 19, 2024 · US
Method for generating isobutene, catalyst for generating isobutene, and isobutene generation system
US-2024279140-A1 · Aug 22, 2024 · US
Method for purifying 1-hexene
US-2024067588-A1 · Feb 29, 2024 · US
Method of improving isomerization catalyst lifetime
US-2022401934-A1 · Dec 22, 2022 · US
Processes for isomerizing alpha olefins
US-11332420-B2 · May 17, 2022 · US
Methods for low temperature production of 1-butene
US-11319263-B1 · May 3, 2022 · US
Linear-monoolefin manufacturing method and compound manufacturing method
US-2022064085-A1 · Mar 3, 2022 · US
Method for synthesizing a FER/MOR composite molecular sieve
US-11260377-B2 · Mar 1, 2022 · US
Processes for isomerizing alpha olefins
US-11261141-B2 · Mar 1, 2022 · US
Multiple-stage catalyst system for self-metathesis with controlled isomerization and cracking
US-11242297-B2 · Feb 8, 2022 · US
Process for the isomerization of olefins
US-11174207-B2 · Nov 16, 2021 · US
Process for the isomerization of olefins
US-2021147320-A1 · May 20, 2021 · US
Processes for isomerizing alpha olefins
US-2020369580-A1 · Nov 26, 2020 · US
Linear Alpha Olefin Isomerization Using an Ebullated Bed Reactor
US-2020325085-A1 · Oct 15, 2020 · US
Processes for isomerizing alpha olefins
US-2020290940-A1 · Sep 17, 2020 · US
Multiple-stage catalyst system for self-metathesis with controlled isomerization and cracking
US-2020131099-A1 · Apr 30, 2020 · US
Multiple-stage catalyst system for self-metathesis with controlled isomerization and cracking
US-10550048-B2 · Feb 4, 2020 · US
Process for the preparation of a bicyclic fused-ring alkane
US-10519081-B1 · Dec 31, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C5/2518?
- CPC C07C5/2518 is the Cooperative Patent Classification code for “with crystalline alumino-silicates, e.g. molecular sieves.”
- How many patents are filed under CPC C07C5/2518 (with crystalline alumino-silicates, e.g. molecular sieves)?
- Our database includes 40 publications tagged with this CPC code.
- Is patent activity under CPC C07C5/2518 growing?
- Publication counts under this code: 4 in 2024 vs 1 in 2025 (latest complete years).