Method for preparing brivaracetam and intermediate thereof
US-12516021-B2 · Jan 6, 2026 · US
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Zhejiang Huahai Pharm Co Ltd — Chemistry & Metallurgy
Zhejiang Huahai Pharm Co Ltd holds 116 patents in Chemistry & Metallurgy, with representative filings summarized below.
| Metric | Value |
|---|---|
| Company | Zhejiang Huahai Pharm Co Ltd |
| Technology | Chemistry & Metallurgy |
| Patents in slice | 116 |
| Recent patents in slice | 26 |
| First year | 2015 |
| Last year | 2026 |
Representative patents
Notable publications linking Zhejiang Huahai Pharm Co Ltd to Chemistry & Metallurgy.
Method for preparing brivaracetam and intermediate thereof
US-12516021-B2 · Jan 6, 2026 · US
Method for preparing brivaracetam and intermediate thereof
US-12516021-B2 · Jan 6, 2026 · US
Method for purifying key intermediates of citalopram
US-12492165-B2 · Dec 9, 2025 · US
Method for purifying key intermediates of citalopram
US-12492165-B2 · Dec 9, 2025 · US
Recent filings
Latest patents from Zhejiang Huahai Pharm Co Ltd in Chemistry & Metallurgy.
Method for preparing brivaracetam and intermediate thereof
US-12516021-B2 · Jan 6, 2026 · US
Method for preparing brivaracetam and intermediate thereof
US-12516021-B2 · Jan 6, 2026 · US
Method for preparing brivaracetam and intermediate thereof
US-12516021-B2 · Jan 6, 2026 · US
Method for purifying key intermediates of citalopram
US-12492165-B2 · Dec 9, 2025 · US
Method for purifying key intermediates of citalopram
US-12492165-B2 · Dec 9, 2025 · US
Related pages
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