Assignee
SHANGHAI HAOYUAN MEDCHEMEXPRESS CO LTD
CN·1 granted patent·1 pending application·0 citations·filing 2020–2023
Top patents by PatentIndex Score
2 records- 0148US2025250268A1Free-state plx5622 crystal form and preparation method thereforSHANGHAI HAOYUAN MEDCHEMEXPRESS CO LTD·Filed 2023·Application pending·0 cites
- 0244US12534476B2Intermediate for synthesizing camptothecin derivative, preparation method therefor, and use thereofSHANGHAI HAOYUAN MEDCHEMEXPRESS CO LTD·Filed 2020·Granted Jan 27, 2026·0 cites·17 claims
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