...that after Walter Hunt patented the safety pin in 1849, he sold the rights to it for $400?
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| Number | Title | Issue Date |
| 6133248 | Polar drug of prodrug compositions with extended shelf-life storage and a method of making thereof The present invention is drawn to pharmaceutical composition comprising cyclodextrin and a pharmaceutically active agent or prodrug, wherein the cyclodextrin is present at less than 75% equimolar amounts of the above agent or prodrug. The present inventio... | 10/17/2000 |
| 6046177 | Sulfoalkyl ether cyclodextrin based controlled release solid pharmaceutical formulations Sulfoalkyl ether cyclodextrin (SAE-CD) based controlled release pharmaceutical formulations are provided by the present invention. The present solid pharmaceutical formulations consist of a core comprising a physical mixture of one or more SAE-CD derivati... | 04/04/2000 |
| 5874418 | Sulfoalkyl ether cyclodextrin based solid pharmaceutical formulations and their use Sulfoalkyl ether-cyclodextrin (SAE-CD) based pharmaceutical formulations are provided by the present invention. These formulations comprise SAE-CD derivatives and a therapeutic agent, a major portion of which is not complexed to the SAE-CD. The present fo... | 02/23/1999 |