Patent: 6,379,680
Summary for Patent: 6,379,680
| Title: | Emulsifier-free finely dispersed systems of the water-in-oil type |
| Abstract: | Emulsifier-free cosmetic or dermatological preparations, which are finely dispersed systems of the water-in-oil type, comprising1. an oil phase,2. an aqueous phase and3. one or more type of micronized, inorganic pigments whicha) have an average particle size of less than 200 nm, and whose particlesb) have both hydrophilic and lipophilic properties, i.e. have an amphiphilic character, and thus position themselves at the water/oil interface, and whichc) are selected from the group consisting of metal oxides, whichd) are optionally coated on the surfaceand also optionally comprising further cosmetic or pharmaceutical auxiliaries, additives and/or active substances. |
| Inventor(s): | Heinrich Gers-Barlag, Anja Müller |
| Assignee: | Beiersdorf AG |
| Application Number: | US09/367,365 |
| Patent Claims: | see list of patent claims |
Details for Patent 6,379,680
| Applicant | Tradename | Biologic Ingredient | Dosage Form | BLA | Approval Date | Patent No. | Expiredate |
|---|---|---|---|---|---|---|---|
| Glaxosmithkline Biologicals | TWINRIX | hepatitis a & hepatitis b (recombinant) vaccine | Injection | 103850 | May 11, 2001 | ⤷ Start Trial | 2018-03-21 |
| >Applicant | >Tradename | >Biologic Ingredient | >Dosage Form | >BLA | >Approval Date | >Patent No. | >Expiredate |
