Famous Patents
3M employee and church chorister Art Fry needed something to temporarily mark pages in his hymnal. He was in luck because his colleague, Spencer Silver, accidentally developed a glue that was too weak for other purposes. After initially discouraging consumer response, Post-it Notes became a hit in 1979.
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| Number | Title | Issue Date |
| 7909209 | Apparatus for hands-free dispensing of a measured quantity of material An apparatus for automatically dispensing a fluid includes a container adapted to carry a supply of fluid, and a valve connected to the container, wherein actuation of the valve dispenses the fluid. Also included is an apparatus position indicator proximally associa... | 03/22/2011 |
| 7219518 | Sequential dispensing of laundry additives during automatic machine laundering of fabrics Disclosed are systems, methods, devices and kits for sequentially dispensing laundry additive materials into the drum of an automatic washing machine as that machine is used to carry out a fabric laundering operation. To bring about such dispensing of additives, a l... | 05/22/2007 |
| 7210507 | Capsule filling machine The capsule filling machine is provided with special volumetric dosing stations each having two or more adjacent dosing units (9, 9′, 22), fixed at equal distances from each other on the periphery of the carousel and located outside and at a distance from t... | 05/01/2007 |
| 7165699 | Dispensing device The invention has application to dispensing dessert products from pre-filled containers. The container (11) has an outlet (12A) and a moveable portion (13) which is engageable to reduce the container internal volume and cause product to be extru... | 01/23/2007 |
| 7101518 | Plasma disinfection system Disclosed is an apparatus for supplying liquid for use in a plasma disinfection system. The apparatus supplies liquid for generating plasma to a reaction chamber (1) to sterilize and disinfect an item wrapped in a packaging material (10) in the reactio... | 09/05/2006 |
| 7066356 | Foam soap dispenser for push operation The present invention is a foam soap dispenser (10) for push operation. The dispenser (10) houses a product bottle (18 and 18′), and the dispenser (10) includes lock-out members (12a and 12b) while the... | 06/27/2006 |
| 7056307 | Weight dependent, automatic filling dosage system and method of using same The invention concerns a syringe for administering medication to an animal. The syringe includes a handle that may be manually actuated to dispense medication to the animal. The syringe also includes a valve that controls the flow of medication both into and out of ... | 06/06/2006 |
| 7051771 | Method and apparatus for introducing powder into a pocket A method and apparatus for introducing powder into a pocket (32) using a dosator (10) having an elongate cavity with an open end and a plunger (12) opposite the open end moveable along the cavity so as to define, between the plunger (12) ... | 05/30/2006 |
| 7040497 | Hermetically sealed container with child safety overcap A child safety overcap is provided for a hermetically sealed container with a twist-off access closure having a unitary grip tab. The overcap has a top portion defining at least one slot adapted to engage the tab on the access closure when the overcap is pushed towa... | 05/09/2006 |
| 7036177 | Dispensing of rinse additives into the rinse cycle during automatic machine laundering of fabrics Disclosed are systems, methods, devices and kits for the timed dispensing of laundry rinse additive materials into the drum of an automatic washing machine as that machine is used to carry out a fabric laundering operation. To bring about such dispensing of rinse ad... | 05/02/2006 |
| 7036176 | Sequential dispensing of laundry additives during automatic machine laundering of fabrics Disclosed are systems, methods, devices and kits for sequentially dispensing laundry additive materials into the drum of an automatic washing machine as that machine is used to carry out a fabric laundering operation. To bring about such dispensing of additives, a l... | 05/02/2006 |
| 6959837 | Dual piston/poppet flow switch A dual piston/poppet valve in a fuel dispenser works with a two-stage valve to help eliminate errors from an inferential flow meter. When the two-stage valve opens partially, a secondary fuel path is opened in the dual piston/poppet valve. A sensor detects the openi... | 11/01/2005 |
| 6941980 | Apparatus and method for filling a receptacle with powder An apparatus for filling a receptacle comprises a reservoir adapted to contain a supply of powder pharmaceutical formulation, a holder adapted to hold a receptacle in a position where it may receive powder from the reservoir, an extension extending above the recepta... | 09/13/2005 |
| 6935542 | Device for retaining and for inserting a flexible tube assembly into a fluid container A device for use with a container having a container top includes a tubular retainer engaging the container top and a tube assembly. The tubular retainer has a retainer top, a retainer bottom, a longitudinal axis, and an inner passageway formed along the longitudina... | 08/30/2005 |
| 6932280 | Adjustable needle foot for dispensing system A needle foot assembly for a dispensing system includes a needle nut, a rotatable bearing, a friction brake, and an end piece holding the needle foot. The needle foot assembly attaches the needle to a dispensing head of the dispensing system. Rotation of the bearing... | 08/23/2005 |
| 6431400 | Dispenser apparatus that controls the type and brand of the product dispensed therefrom A dispenser apparatus for controlling the type and brand of a product dispensed therefrom, so that only authorized products are dispensed from the apparatus. A container inserted into a housing case stores the product, the container having an exit port. A... | 08/13/2002 |
| 6404838 | Measuring spoon A dispensing device for dispensing powder foods or liquids has a scoop for containing the powder or liquid, and levelling means for levelling off the scoop contents, wherein the levelling means co-operates with a counter such that operation of the levelli... | 06/11/2002 |
| 6390330 | Apparatus for metering and dispensing powder into hard gelatin capsules or the like An apparatus for metering and dispensing powder into hard gelatin capsules or the like. The apparatus has a metering disk that rotates in advancing steps, with bores disposed in its base. The bores which cooperate with tamping plungers that move up and do... | 05/21/2002 |
| 6250504 | Stopper-cum-metering device for the screw closure of bottles for liquids, with syringe device for drawing up metered amounts A stopper is provided which is intended to replace the lid fitted at the production stage, for the screw closure of bottles for liquids, with a device for drawing up metered amounts of the product. A stopper includes a capsule (9) with internal thread for... | 06/26/2001 |
| 6109479 | Dispensing device A device for dispensing liquid medicaments in a spray form includes a container for liquid to be dispensed, an outlet nozzle which breaks up a flow of liquid under pressure into a spray, a piston for forcing liquid out of the container under pressure and ... | 08/29/2000 |
| 6068160 | Pressure control system for free-floating piston An apparatus and method are disclosed to dispense a product out of a receptacle by moving a free-floating piston back and forth within the receptacle. Pressurized gas is used to move the piston toward the product, thereby forcing the product out of the re... | 05/30/2000 |
| 6045003 | Liquid dosage dispensers A liquid dosage dispenser includes a bottle and a dispenser apparatus supported on the bottle having a housing or sleeve extending into the bottle and a plunger device having a through passageway extending into the housing for longitudinal movement therei... | 04/04/2000 |
| 6024248 | Pressure control system for free-floating piston An apparatus and method are disclosed to force a frozen food product out of a receptacle by moving a piston back and forth within the receptacle. Pressurized air is used to move the piston toward the frozen product, thereby forcing the frozen product out ... | 02/15/2000 |
| 5957330 | Bottle top dispenser The bottle top dispenser has a piston-cylinder unit, the piston (12) and cylinder (10) of which can be activated in an axial stroke movement relative to one another, in order to draw liquid from a bottle on which the dispenser is set, and dispense it. The... | 09/28/1999 |
| 5938077 | Refrigerated cabinet for dispensing liquid foodstuffs A refrigerating cabinet for the distribution of liquid foodstuffs, such as spring water, is provided with an insulated housing (1) for reception of a receptacle (2) of such liquid foodstuff. The receptacle (2) has a valve (3) provided with a closure in th... | 08/17/1999 |
| 5915593 | Apparatus for continuously dispensing viscous or fluid material from a removable tank, having a variable volume storage device An apparatus for dispensing a viscous material includes a removable tank 1 and a device 10 for storing and dispensing the material, whereby the viscous material may be dispensed while an empty tank has been removed for refilling. The apparatus is useful f... | 06/29/1999 |
| 5857425 | Feed metering apparatus A feeder containing animal feed uses feed removal equipment to remove feed at a known constant rate. This feed metering apparatus is used to indicate the amount of feed remaining in the feeder at any time. This apparatus is operated to move a pointer indi... | 01/12/1999 |
| 5833119 | Container for paste and gels A container comprises a tubular body having a one end closed by an end member provided with a discharge opening receiving a cap and the other end being closed by a flattened second end. The end member is subdivided into a first portion containing the proj... | 11/10/1998 |
| 5779098 | Pressure control system for free-floating piston An apparatus and method are disclosed to force a frozen food product out of a receptacle by moving a piston back and forth within the receptacle. Pressurized air is used to move the piston toward the frozen product, thereby forcing the frozen product out ... | 07/14/1998 |
| 5636933 | Travel toothbrush with incremental toothpaste dispenser The travel toothbrush with incremental toothpaste dispenser comprising: a main housing with open inboard and outboard ends, the main housing having an inner surface with diametrically spaced detents, a toothbrush having a brush head and a reservoir affixe... | 06/10/1997 |
| 5587089 | Water purification and dispensing system A system for purifying water and washing and filling a container with the purified water is disclosed. The system includes an appartus comprising a water inlet system, a water purification system, a container washing system, a container filling system, an... | 12/24/1996 |
| 5562233 | Indicator for a device for the inflation of a container or a floating body of an item of lifesaving equipment A device as provided for the inflation of a container or a floating body of an item of lifesaving equipment with compressed gas. A compressed gas container sealed with the aid of a diaphragm is provided which, within the region of the container neck, poss... | 10/08/1996 |
| 5506570 | Gasoline dispenser warning announces A warning announcer for a gasoline dispenser having a pump flow counter, a pump bar switch and/or a nozzle position sensor, a dispenser nozzle, and a nozzle receptacle, including a logic unit, a timer, a speaker, a voice alarm unit for providing a message... | 04/09/1996 |
| 5398847 | Cylinder/piston type fluid container In a fluid container comprising a container main body, a first piston member which defines a fluid containing chamber of a variable internal volume in cooperation with associated walls of the container main body, and a content expelling tube for conductin... | 03/21/1995 |
| 5377871 | Dispenser having roller for dispensing fluid from a collapsible bag A fluid dispenser is disclosed for dispensing a fluid from a pouch having a discharge passage that extends along a tortuous path. The dispenser has a dispenser station and dispenser mechanism in the dispenser station. In one aspect the dispenser mechanism... | 01/03/1995 |
| 5282789 | Disposable medicine applicator A disposable applicator for introducing medicine into a body cavity is disclosed including a barrel and a plunger slidably positioned within the barrel. The barrel and plunger are preferably formed of a plurality of spirally wound paper layers. The plunge... | 02/01/1994 |
| 5280846 | Liquid and granular fluid dispenser A device for dispensing pre-measured volumes of both liquid and granular fluids attaches to a standard container (44) and is provided with an internal measuring chamber (56). The volume of a measuring chamber (56) is adjusted when its floor (32) is moved ... | 01/25/1994 |
| 5228593 | Container-closure assembly A cap and tube assembly comprising a tube having a neck ending in a discharge end having an outwardly extending stem frangibly supported at a point recessed from the outer terminal end of the neck to define an outlet when the stem is removed. A cap sized ... | 07/20/1993 |
| 5158206 | Aerosol container cap A cap comprising of a cover (2) and a tubular body (1) for use on an aerosol can (5). The tubular body (1), fitted onto the aerosol can (5), contains a perpendicular bar (10), horizontal bar (6), ducts (30) to release the contents on the can. To activate ... | 10/27/1992 |
| 5065902 | Pneumatic material dispensing monitor A material dispensing monitor including an encoder and sensor adjustably mounted to a securement and a pump as a function of specific gravity to produce a series of pulses per cycle of the pump as a function of specific gravity and capacity of the pump so... | 11/19/1991 |
