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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| Application No. | Application Title | Issue Date |
| 20120000929 | PACKAGING FOR POWDERED BEVERAGE AND DISPENSER THEREFOR Packaging for a powdered beverage includes a container of powdered beverage, and a dispenser secured to the container. The dispenser includes an outer dispensing member having an exit opening, and an inner dispensing member in opposed relationship with the outer dispens... | 01/05/2012 |
| 20110204083 | TUBULAR DRY POWDER FEEDERS WITH AXIALLY APPLIED VIBRATION FOR DRY POWDER FILLING SYSTEMS Tubular dry powder feed systems with an in-line actuator that applies a flow vibration signal axially. The flow vibration signal can be a harmonic or non-harmonic signal, such as a sinusoidal, saw tooth, square wave or other signal and may be frequency or amplitude modu... | 08/25/2011 |
| 20100051644 | APPARATUS AND METHODS FOR STORING AND DISPENSING SOLID MATERIAL The invention is directed to a dispensing unit suitable to precisely dispense material in powdery and/or granular form. The dispensing device comprises an gate valve opening sealingly closed by a blend. A control unit, which is interconnected to a scaling device, contro... | 03/04/2010 |
| 20100038377 | DEVICE AND METHOD FOR EMPTYING JARS According to the invention, a mandrel, provided with tabs for holding jars containing powders and for turning the jars upside down in order to empty them through the neck, is equipped with vibration generators for exciting the walls of the jar in order to shake off the ... | 02/18/2010 |
| 20080135129 | Apparatus and method for handling particulate material Particulate material, such as toner, is stored within a hopper (12) which leads to a feed screw (30). The feed screw (30) moves the particulate material through an outlet passageway (24) into a discharge spout (26). The outlet (46 | 06/12/2008 |
| 20080017669 | Dispensing Small Quantities of Particles An apparatus for dispensing small quantities of particles, the apparatus comprising a hopper (20) provided with a sieve at a bottom portion thereof, the hopper defining a powder-containing zone above the sieve which in use contains powder to be dispensed therefro... | 01/24/2008 |
| 20070145067 | Smoothie dispenser A viscous fluid dispensing system and method of dispensing which includes a container mounted on a vibrating support. The container is normally the container from a blender in which a smoothie has been prepared. A motor drives an unbalanced weight which vibrates the con... | 06/28/2007 |
| 20050267628 | Dry powder dose filling systems and related methods Systems for flowably dispensing dry powders include means for generating a first non-linear vibration input signal, the first non-linear input signal comprising a carrier frequency modulated by a plurality of different selected frequencies that correspond to a first dry... | 12/01/2005 |
