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 |
| 7387219 | Dispensing cap apparatus A dispensing cap permits the contents of a canister to be heated prior to being dispensed. The cap includes a dispensing mechanism and is designed to be mounted to the top of a canister containing a product. Small apertures spaced about the cap permit heated water f... | 06/17/2008 |
| 7293720 | Fluid balanced paint system Disclosed herein is a paint circulation system for a painting line, comprising a supply channel, a return channel and a plurality of drop lines downstream of the supply channel and upstream of the return channel, a paint pump means for circulating paint through the ... | 11/13/2007 |
| 7147134 | Dispensing device and method for rapidly heating and delivering a flowable product The invention relates to a method and a dispensing device for rapidly and efficiently heating/cooling a flowable food product whereby removable cassettes are provided for receiving a pouch containing food; the cassettes comprising pairs of opposed thermal conductive... | 12/12/2006 |
| 7114638 | Bin partitions to improve material flow An insert in the form of a bin partition improves flow of powder or particulate material once installed into an existing bin. The insert has a triangular shape with a baffle on top of it covering a portion of the partition. The partition changes the shape of the exi... | 10/03/2006 |
| 7095954 | Chocolate fountain apparatus with output port A fountain apparatus for use with a flowable food media includes a recipient for receiving the food media therein, a recipient and an output port. The recipient is heatable within a predetermined temperature range for maintaining the food media within the temperatur... | 08/22/2006 |
| 6978912 | Heated dispenser A dispenser is provided that heats and dispenses a gel or lotion prior to the gel turning into lather. The dispenser can be selectively engaged with different sized and/or shaped cans. ... | 12/27/2005 |
| 6948422 | Soup supplying apparatus A soup supplying apparatus includes a vessel 5 for accommodating a soup, a funnel member 40 arranged within the vessel 5 and rotatively moving to the outside of the vessel 5 through an opening 5a, a ladling member 11 ... | 09/27/2005 |
| 6938801 | Temperature controlled dispensing device A flowable food dispenser for dispensing a flowable food product. The dispenser includes a housing with first and second bays, and a plurality of cassettes that are removably receivable within the bays. Each cassette is configured for receiving a pouch containing th... | 09/06/2005 |
| 6903307 | Hygienic wipes steamer Provided is a hygienic wipes steamer for warming hygienic wipes. The hygienic wipes steamer comprises a housing assembly contains a liquid container, a roller assembly, a heater assembly and an ejector assembly. The liquid container stores a quantity of liquid. The ... | 06/07/2005 |
| 5992696 | Manifold for a metering cylinder A manifold for a double acting metering cylinder having a fluid tight reciprocal piston forming a pair of expandable and retractable chambers, the manifold having a housing with passageways therein and directional valves to selectively deliver fluid mater... | 11/30/1999 |
| 5884814 | Method and apparatus for ensuring the pumpability of fluids exposed to temperatures colder than the pour point of such fluids A steel-bodied shipping container having two lockable doors, and at one of its ends has an insulation pad positioned on its floor. A heat exchanger pad having a hot water/steam hose embodied therein is positioned on top of the insulation pad, with the inl... | 03/23/1999 |
| 5833120 | Inverted bag cheese server A cheese server includes hangers for engaging cheese bag bottoms and suspending the bags inverted in a steam chamber. Gravity influenced squeeze bars ride down the bag sides to express cheese toward the bag outlet fitment. A hose is connected to the fitme... | 11/10/1998 |
| 5628873 | Chip bin assembly including a hollow transition with one dimensional convergence and side relief A chip bin construction, ideally suited for bins having a maximum diameter of twelve feet or more, uniformly discharges chips, after steaming, without the necessity of a vibratory discharge. A hollow transition portion is provided between a main body whic... | 05/13/1997 |
| 5547546 | Chip bin with steaming control and a gas vent containing a vacuum and pressure relief device A chip bin for wood chips in a continuous digester system includes internal steaming that is controlled in response to both the interior temperature across the level of chips in the bin, and the level of chips in the bin, so as to substantially prevent co... | 08/20/1996 |
| 5454490 | Conical insets for chip bin In a chip bin or similar cylindrical upright vessel for storing particulate material the interior generally vertical wall of the vessel has a surface configuration which reduces compression of particulates within the vessel so as to substantially prevent ... | 10/03/1995 |
| 4904155 | Vacuum pump A vacuum pump with a heating portion for preventing adhesion of reaction products on a discharge side thereof.... | 02/27/1990 |
| 4721231 | Chips bin blockage preventing A vessel is provided for holding and discharging loose bulk material, such as cellulosic chips. The vessel includes a cylinder main body with a conical discharge extending downwardly from the body. Chips are fed into the top and discharge from the bottom,... | 01/26/1988 |
| 4544085 | Pump type dispenser for heat softenable food products A pump-type dispenser for heat softenable food products including a product receptacle and a heater for heating the product in the receptacle to a predetermined product softening temperature range at which the product is heat softened to a pumpable condit... | 10/01/1985 |
| 4526299 | Apparatus for pouring confectionary solution A process and apparatus for pouring confectionery solution is provided. The pparatus basically comprises a supply tank heated to approximately 80° C., a dosing system, a nozzle plate and heating means. The proportion of the confectionery solution which is... | 07/02/1985 |
| 4389002 | Injection molding nozzle An extruder barrel of a thermoplastic molding machine connected to an injection molding nozzle provided with a plurality of heat pipes distributed around the central bore of the nozzle, each of the heat pipes deriving its thermal input from the extruder b... | 06/21/1983 |
| 4124440 | Chip bin steam distributor with a vibrating discharge A chips bin that allows thorough steaming of the chips in the bin without blockage of the chip flow. A chips bin with a vibrating discharge includes an activator cone and a number of support arms extending from the activator cone to the bottom portion of ... | 11/07/1978 |
| 4116367 | Apparatus for supplying powder to continuous casting mold In an apparatus for supplying powder to a continuous casting mold, which has a powder hopper, a pneumatic powder-conveyor connected with the bottom portion of the powder hopper and a powder supplying nozzle connected with the pneumatic powder-conveyor, a ... | 09/26/1978 |
| 3945534 | Food preparation and dispensing system Food preparation, or processing and dispensing apparatus having an outer housing provided with an opening in a one wall, and an inner housing arranged in the first housing with a projecting portion arranged extending through the outer housing opening and ... | 03/23/1976 |
