Assignee
SHANDONG WEIFANG RAINBOW CHEM
CN·1 granted patent·4 pending applications·0 citations·filing 2013–2025
Top patents by PatentIndex Score
5 records- 0161US9854798B2Water-soluble granule formulation of 2,4-D salt and preparation method thereofSHANDONG WEIFANG RAINBOW CHEM·Filed 2013·Granted Jan 2, 2018·0 cites·15 claims
- 0259US2024217912A1Method for preparing phenoxycarboxylateSHANDONG WEIFANG RAINBOW CHEM·Filed 2023·Application pending·0 cites
- 0359US2024010605A1Compound, preparation method therefor and application of compound in preparation of bicyclopyrone intermediateSHANDONG WEIFANG RAINBOW CHEM·Filed 2023·Application pending·0 cites
- 0457US2025250219A1Bicyclic ketone compound and preparation method therefor, and preparation method for bicyclo[3.2.1]-3-octane-2,4-dioneSHANDONG WEIFANG RAINBOW CHEM·Filed 2025·Application pending·0 cites
- 0554US2025243137A1Method for preparing 3-chlorobicyclo[3.2.1]-3-octen-2-olSHANDONG WEIFANG RAINBOW CHEM·Filed 2025·Application pending·0 cites
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