Frac system with flapper valve
US-11927068-B2 · Mar 12, 2024 · US
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Clifton Justin patents
Clifton Justin is listed as an inventor on 6 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Clifton Justin |
| Total patents | 6 |
| First publication | Mar 19, 2020 |
| Latest publication | Mar 12, 2024 |
Notable patents
Publications ranked by popularity score, then publication date.
Frac system with flapper valve
US-2023203909-A1 · Jun 29, 2023 · US
Frac system with flapper valve
US-11598173-B2 · Mar 7, 2023 · US
Frac system with flapper valve
US-2021254426-A1 · Aug 19, 2021 · US
Frac system with flapper valve
US-10876370-B2 · Dec 29, 2020 · US
Frac system with flapper valve
US-2020088004-A1 · Mar 19, 2020 · US
Recent patents
Latest publications not already listed above.
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Cameron Int Corp | 6 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| E21B33/068 | 6 |
| E21B43/26 | 6 |
| E21B34/02 | 6 |
| E21B2200/05 | 6 |
| E21B43/2607 | 6 |