Famous Patents
Felix Hoffmann, a German chemist, was searching for something to relieve his father's arthritis. In doing so, he "rediscovered" acetylsalicylic acid and in 1900, patented a stable process for developing it. Hence, we have aspirin.
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| Number | Title | Issue Date |
| 8011845 | Marking instrument A marking instrument including a body portion having an internal cavity disposed therein with a rotation means disposed within the interior cavity of the body portion. The marking instrument also includes a marking platform having at least one marking element dispos... | 09/06/2011 |
| 7682098 | Two stage double piston manual liquid applicator A liquid applicator having a collapsible liquid reservoir with an elongated outer chamber wall having a characteristic length, and a liquid delivery piston having a length substantially equal to the characteristic length, wherein the piston is telescopically receive... | 03/23/2010 |
| 7261485 | Integrated delivery device An integrated delivery device that is both a container and an applicator for small quantity of fluids is disclosed. The integrated delivery device is particularly suitable for viscous substances. The integrated delivery device comprises of two slidably engaged secti... | 08/28/2007 |
| 7246638 | Filling device comprising lateral filling windows A filling device for a writing instrument has a reservoir positioned in a housing (for a refillable liquid. A wick-like section of a writing tip exposed on one end of the housing projects into this reservoir. A filling spout for the liquid is able to be attached to ... | 07/24/2007 |
| 7244073 | Travel toothbrush assembly A toothbrush assembly has two main sections, a toothbrush head that incorporates toothbrush bristles and toothpaste holder. The toothbrush head has a bristle end and a shaft with an enclosed channel connecting the bristle end to a threaded end. A flexible tube exten... | 07/17/2007 |
| 7144174 | Applicator for liquid cosmetic compositions An applicator for liquid cosmetic products, wherein product is dispensed primarily by capillary flow of the cosmetic product through the applicator and wherein the liquid cosmetic composition has a flow rate outward from the porous polymeric applicator head of about... | 12/05/2006 |
| 6776549 | Device and method for applying a product A device for applying a product defines a height and includes a first compartment defining a reservoir for containing a product. The first compartment may include a variable volume. The device may include a second compartment defining an opening and being in one of ... | 08/17/2004 |
| 6168576 | Device for dispensing vaginal medication A hand-operated disposable device for controllably dispensing medications having a paste-like or cream-like consistency includes a transparent plastic container member having a cylindrical medication-holding bore, and a plunger member which slidably engag... | 01/02/2001 |
| 5433782 | Envelope and stamp moisturizer A new and improved moistening apparatus is used with a squeezable bottle and includes a moisture dispensing assembly connected by a friction fit to the mouth portion of the bottle. The moisture dispensing assembly includes a stopper assembly, a moisture d... | 07/18/1995 |
| 5156479 | Cosmetic applicator brush having a reservoir and insulated, pressurized chamber A liquid container comprising: a holder sleeve; a cylinder for forming a pressurized chamber, said cylinder being axially movable; a cylinder cam for axially moving said cylinder by rotating said holder sleeve; and projections axially movable between said... | 10/20/1992 |
| 4997302 | Fountain applicator A liquid dispenser that is adapted for use with an applicator to apply liquid coatings. The dispenser has a first tubular housing in which is slidably received a second tubular housing. A liquid tight seal is provided between the two housings to define a ... | 03/05/1991 |
| 4457641 | Material dispenser apparatus An apparatus for dispensing materials, such as toothpaste, stick deodorant, lipstick and the like, comprising a hollow handle for containing material, a dispenser drive member reciprocally disposed in the handle and at least one rotatable operator provide... | 07/03/1984 |
