Internal olefin sulfonate composition
US-10184076-B2 · Jan 22, 2019 · US
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Semien Catherine patents
Semien Catherine is listed as an inventor on 3 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Semien Catherine |
| Total patents | 3 |
| First publication | Jun 18, 2015 |
| Latest publication | Jan 22, 2019 |
Notable patents
Publications ranked by popularity score, then publication date.
Internal olefin sulfonate compostion
US-2016017207-A1 · Jan 21, 2016 · US
Laundry detergent composition and method of making thereof
US-2015166937-A1 · Jun 18, 2015 · 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 |
|---|---|
| Shell Oil Co | 3 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| C07C309/20 | 2 |
| E21B43/16 | 2 |
| C08F220/56 | 2 |
| C09K8/882 | 2 |
| C09K8/58 | 2 |