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| Number | Title | Issue Date |
| 5928666 | Crystalline form of estradiol and pharmaceutical formulations comprising same The present invention is directed to a stable crystalline form of estradiol suitable for incorporation into pharmaceutical formulations. The invention further provides methods of preparing said crystalline form of estradiol. The invention further provides... | 07/27/1999 |
| 5770219 | Solid matrix system for transdermal drug delivery A matrix for containing drugs for transdermal delivery systems is disclosed. The matrix, formed of a skin-adhesive acrylate copolymer, attains high rates of drug delivery without the addition of drug delivery rate enhancers. In preferred embodiments the m... | 06/23/1998 |
