Downhole swivel
US-12534964-B2 · Jan 27, 2026 · US
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Morrison Callum patents
Morrison Callum is listed as an inventor on 3 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Morrison Callum |
| Total patents | 3 |
| First publication | Feb 27, 2025 |
| Latest publication | Jan 27, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Downhole setting tool with dual hydraulic release
US-12428923-B1 · Sep 30, 2025 · US
Downhole swivel
US-2025067128-A1 · Feb 27, 2025 · US
Recent patents
Latest publications not already listed above.
No data yet.
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Innovex Downhole Solutions Inc | 3 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| E21B17/05 | 2 |
| E21B23/0413 | 1 |
| E21B33/04 | 1 |
| E21B43/105 | 1 |