Method for purifying key intermediates of citalopram
US-12492165-B2 · Dec 9, 2025 · US
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Wang Jichao patents
Wang Jichao is listed as an inventor on 4 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Wang Jichao |
| Total patents | 4 |
| First publication | Apr 20, 2023 |
| Latest publication | Dec 9, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Purification method for citalopram or s-citalopram
US-2024300911-A1 · Sep 12, 2024 · US
Method for purifying key intermediates of citalopram
US-2024092729-A1 · Mar 21, 2024 · US
Cell lead-out piece, battery, and electric vehicle
US-2023119288-A1 · Apr 20, 2023 · 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 |
|---|---|
| Zhejiang Huahai Pharm Co Ltd | 3 |
| Zhejiang Huahai Licheng Pharmaceutical Co Ltd | 3 |
| Byd Co Ltd | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| C07C255/59 | 2 |
| C07C253/34 | 2 |
| C07D307/81 | 1 |
| C07D307/87 | 1 |
| B23K26/21 | 1 |