Famous Patents
The ice cream cone was invented at the St. Louis Worlds Fair by Ernest Hamwi in 1904. His waffle booth was next to an ice cream vendor who ran short of dishes. Hamwi rolled a waffle to hold ice cream and the cone was born.
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| Number | Title | Issue Date |
| 5256652 | Topical compositions and methods for treatment of male impotence A topical composition which enhances the maintenance of penis erection is disclosed. An effective dosage of a peripheral vasodilator, an absorption enhancer and, optionally, a vasoconstrictor and an alpha receptor blocker are combined with a pharmacologic... | 10/26/1993 |
| 4978532 | Dosage form for administration of dehydroepiandrosterone A dosage form for the delivery of dehydroepiandrosterone (DHEA) to a patient is described. The dosage form has an adhesive matrix containing a pressure-sensitive medical-grade silicone adhesive, DHEA, and a permeation enhancer for DHEA. The permeation enh... | 12/18/1990 |
