| Patent Division | Patent Name | Application Number (Application Date) |
|---|---|---|
| Domestic Patent | Process for preparing a crystalline 3-0-alkyl ascorbic acid | Patent No. 0500503 |
| Domestic Patent | Manufacturing 3-0-Alkyl-ascorbic Acid | Patent No.0548989 |
| Domestic Patent | Method for preparing a crystalline 3-0-Alkyl-ascorbic Acid | Patent No.0761959 |
| Domestic Patent | Method for stabilizing Vitamin C Derivatives using Oligosaccharide |
Patent No.0843117 |
| Domestic Patent | Process for preparing a ascorbic acid derivatives | Patent No.10-2009-0039885 |
| Domestic Patent | Hair protection, decreasing hair loss, and increasing hair condition by using a natural substance |
Patent No.1025449 |
| Domestic Patent | Process for preparing a Chitosan-lipophilic particle for stability of ascorbic acid derivatives |
Patent No.10-2008-0096130 |
| International Patent | METHOD FOR PREPARING CRYSTALLINE 3-O-ALKYL-ASCORBIC ACID |
PCT/KR2006/005274 |
| USA | METHOD FOR PREPARING CRYSTALLINE 3-O-ALKYL-ASCORBIC ACID |
US 7,838,690B2 |
| Europe (Entry) (France, Germany, England, Italy,Spain Turkey) |
METHOD FOR PREPARING CRYSTALLINE 3-O-ALKYL-ASCORBIC ACID |
2081920 |
| Japan | METHOD FOR PREPARING CRYSTALLINE 3-O-ALKYL-ASCORBIC ACID |
5009992 |
| China | METHOD FOR PREPARING CRYSTALLINE 3-O-ALKYL-ASCORBIC ACID |
976158 |
| Taiwan | METHOD FOR PREPARING CRYSTALLINE 3-O-ALKYL-ASCORBIC ACID |
Patent pending |
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