U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Did You Know...

...that on Dec. 15, 1836, the Patent Office was completely destroyed by fire? Lost were some 7,000 models, 9,000 drawings, and 230 books plus all records of patent applications and grants.

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 222/386 - Container with follower


Subclass of Class 222 - Dispensing
Definition: Dispensers in which there is an element acting as a supply
No. of patents: 533
Last issue date: 01/03/2012


1                      
NumberTitleIssue Date
8087551Tool for deactivating small arms
A device and method for deactivating firearms is described herein. The device includes a casing having a nozzle and a plunger for dispensing a bonding material out of the nozzle. The device is inserted into the barrel of a weapon, and the material is injected into t...
01/03/2012
7913880Squirting toy including a supplemental reservoir system and methods thereof
A squirting toy capable of squirting water received from a reservoir and/or from an external source. The squirting toy can include a housing, a piston, a shaft, and an handle portion. As the piston is slidably moved through the housing the water can be squirted out ...
03/29/2011
7891528Dispenser and piston for dispensing a liquid material
A dispenser for dispensing a liquid onto a substrate includes a dispenser body having an output and a reservoir in fluid communication with the output, the reservoir being defined by a wall and adapted to hold a supply of liquid to be dispensed. A piston is disposed...
02/22/2011
7798377Device for administering a liquid product
A device for dispensing a substance, including a receptacle for the product, a piston plug axially moveable in the receptacle, an output member associated with the device for causing the piston plug to move axially, and a connecting mechanism for detachably connecti...
09/21/2010
7775407Contents extractor for jars
The contents extractor for jars is a device that is inserted into a food jar or household container. The extractor has a handle with an actuator that the operator squeezes; an elongated mechanized shaft that transmits movement from the actuator; and, a flexible mate...
08/17/2010
7762434Refillable material transfer system
such as fluids and liquids, includes a material containment vessel with an upper region incorporating a motive force and a bottom region with a material ingress and egress opening. A diconical or other shaped force transfer device is located in the material containm...
07/27/2010
7694856Closure device for a non-vented liquid product dispenser
A closure device for a non-vented liquid product dispenser from a rigid container including a and a movable bottom provided with a peripheral lip. The dispenser includes a base cup forming a casing fixable to the base of the container and receiving the bottom which ...
04/13/2010
7677419Syringes and methods of syringe manufacturing
A syringe for holding fluids susceptible to void formation when frozen and thawed before use. The interior surface of the syringe sidewall may be roughened, which serves to prevent or significantly reduce the incidence of void formation in the fluid. The required le...
03/16/2010
7654420Discharge container
A discharge container that discharges an appropriated amount of a creamy cosmetic, medical supply, or the like. The discharge container may include a cylindrical body and a cylindrical lid with a top. The lid covers an opening, and is rotatably engaged with the open...
02/02/2010
7571837Squirting toy
A squirting toy is comprised of a cylindrical housing and a piston that slides within to force water into or out of the housing via a hole therein. The housing is encased within a polyethylene closed cell foam shell. The shell is non-absorbing, so that the foam rema...
08/11/2009
7513393Container system
A container system of this invention includes a container for holding a fluid, a follower in the container which moves in the container in response to a change in a level of fluid in the container, and a sensor assembly for sensing the level of fluid in the containe...
04/07/2009
7481337Apparatus for fluid storage and delivery at a substantially constant pressure
Microfluidic pumps, methods of fabrication thereof, and methods of use thereof, as well as method of pumping a fluid, are disclosed. ...
01/27/2009
7469804Dynamic dispensing device for a product
A device for packaging and dispensing of a cosmetic product. The arrangement can be particularly advantageous for make-up and/or a skin care product, and includes a container forming at least one recess capable of accommodating the product. The recess has a first wa...
12/30/2008
7431181Fluid-dispensing pump and container provided therewith
A fluid-dispensing pump 1 includes a cylinder 11, a piston 12 which can reciprocate inside the cylinder 11, a coupling tube 13 for coupling the nozzle head 2 and the piston 12, a coil spring 17 for giving momen...
10/07/2008
7422129Bathroom accessory with integrated toothpaste dispenser, toothbrush hanger, and soap holder
To attain this, the present invention generally comprises a bathroom accessory including a base section for resting on a surface, and a middle section located above the base section that defines an interior for receiving a tube of toothpaste to be dispensed. The acc...
09/09/2008
7389946Fluid product spraying device
A fluid spray device having a body (10) provided with a spray orifice (15), a reservoir (20) containing the fluid to be sprayed, a spray device (30) that sprays one or more doses of the fluid contained in the reservoir (20); and an...
06/24/2008
7374559Hand-held device enabling accurate dispensing of a drop of a liquid into the eye of a subject
A system for delivering a drop of liquid to an eye of a subject, wherein the instrument has a receiver to receive a liquid to be delivered to the eye of the subject, a transfer portion to receive the liquid from the receiver to advance a drop of the liquid by gravit...
05/20/2008
7371229Dual electrode advanced electrochemical delivery system
The present invention is disclosed herein as an electrochemical cell having a cell housing with a first half cell and a second half cell, and an ion selective membrane between the cells. The electrochemical cell further has a first electrode positioned within the fi...
05/13/2008
7367480Drink supply canister having a self-closing pressurization valve operable to receive a pressurization pin
A drink supply canister for beverage dispensing apparatus for a residential refrigerator. The beverage dispensing apparatus includes a drink supplier including a drink supply canister holder for holding a plurality of the drink supply canisters, and a plurality of v...
05/06/2008
7357789Specially designed syringes for dispensing granular or powdered solids
An apparatus and method for delivering a granular or powdered material, e.g., a bone growth promoting material. The inventive syringe apparatus includes a syringe barrel having a proximal and distal end, a lid attached to the syringe barrel that is selectively movab...
04/15/2008
7353972Sealing piston for cartridges with de-aeration and barrier properties
A cylindrical cartridge for receiving a pasty material, having a sealing piston and a spreading piston insertable into the sealing piston which, sealing piston and spreading piston, when inserted into said cartridge, cooperate to vent air from and seal said cartridg...
04/08/2008
7351385System for enabling landfill disposal of kitchen waste oil/grease
An apparatus for conversion of kitchen waste grease to a landfill-acceptable solid includes a grease collection cartridge. A mixing baffle within the cartridge has a package with a reactant to convert grease and oil, and water into soap. The apparatus has means for ...
04/01/2008
7338026Device for keeping and serving ice cream
A top for use with an ice cream container, the top keeping the ice cream contained therein fresh, tasteful, and easily dispensable. When the top is placed or fitted into an ice cream container, the top is pressed down into the ice cream. The force of the top being p...
03/04/2008
7331944Ophthalmic dispenser and associated method
An ophthalmic dispenser has a rigid housing defining a fluid-receiving chamber, a flexible bladder receivable within the fluid-receiving chamber, a pump coupled in fluid communication with the fluid-receiving chamber, and a nozzle having a valve defining an annular,...
02/19/2008
7328856Airless dispenser for dispensing low doses of liquid products, in particular cosmetic or pharmaceutical products
The invention relates to an airless dispenser which is used to dispense low doses of liquid products. The inventive dispenser is characterised in that it consists of: a first part comprising a spray nozzle which is communicated with a network of channels on the wall...
02/12/2008
7306124Piston for fluid container
A piston configured to be engaged inside a cylindrical container includes: a sliding member having an upper fluidtight portion and a lower fluidtight portion; and a support member connected to the sliding member and having concentric flexions for urging the sliding ...
12/11/2007
7306123Fluid discharge pump and fluid container
A piston adapted to be engaged inside a cylindrical container is constituted by an elastic member and includes: a sliding member having an upper fluidtight portion and a lower fluidtight portion, both of which fluidtightly and slidably contact an inner wall of the c...
12/11/2007
7306119Dispensing material produced by a chemical reaction
Apparatus (104) for dispensing material produced by a chemical reaction between a first chemical reagent and a second chemical reagent. The apparatus comprises injection means (306) configured to produce a jet of the first chemical reagent and a jet of...
12/11/2007
7299949Discharge device for manually producing a volume flow
A discharge device for manually producing a volume flow by a discharge stroke, having a medium reservoir for at least one medium, a discharge opening, a pumping device and a working area associated with the pumping device and which in the inoperative position has a ...
11/27/2007
7299947Metering device for flowable products
A metering device for flowable products, in particular, dairy products, is provided with a metering cylinder, a valve cylinder connected to the reservoir, a metering piston that is movable between an upper intake end position and a lower dispensing end position, and...
11/27/2007
7290543Fluid product dispensing device
A fluid dispenser device having a body (1), a fluid reservoir (3) containing two half-doses, a dispensing mechanism that dispenses a half-dose of fluid upon actuation, and an energy accumulation mechanism (50, 51, 55) that accumulates energy in ...
11/06/2007
7290573Dispenser with sealed chamber, one-way valve and needle penetrable and laser resealable stopper
A syringe is provided for the delivery of controlled, metered amounts of any of numerous different substances to humans or animals, such as medicaments, pharmaceuticals, cosmetics, and food products, or to deliver materials which may react upon exposure to air, such...
11/06/2007
7278555Dispensing apparatus
A dispensing apparatus is provided for dispensing viscous product from containers of product, usually by extruding product from a container outlet. Product is discharged by a plunger which causes product to be discharged, and the plunger is operated by a drive arran...
10/09/2007
7257427System and method for managing mobile communications
A system and method for managing mobile communications is disclosed. The system and method can determine which of several systems associated with a motor vehicle is permitted to communicate with a user interface in the motor vehicle. The user interface is used to as...
08/14/2007
7252111Transport of highly viscous fluids in closed pipeline systems
Apparatus far equilibrating differences between flow rates into and out of closed pipeline systems, which apparatus includes a tank having a supply line and a discharge unit, with a displaceable plate; the supply being fed to the tank through the displaceable plate,...
08/07/2007
7237694Food metering and dispensing device
A pump apparatus for an adjustable metering and dispensing pump apparatus for food products including a product piston moving in a product cylinder, the product cylinder being connected to a food hopper and a dispensing nozzle. The pump apparatus also includes a cyl...
07/03/2007
7237693Dual fluid cartridge for storing and dispensing fluids in unequal ratios
A dual fluid cartridge for storing and dispensing fluids in unequal ratios is disclosed. The dual fluid cartridge disclosed defines two fluid chambers for a fluid to be held in greater amount and defines another fluid chamber for a fluid to be held in lesser amount....
07/03/2007
7236940Method and system for assessing and planning business operations utilizing rule-based statistical modeling
The principles of the present invention include a system and method for assessing business activities. The method includes retrieving historical data associated with a business activity. At least one statistical model is generated based on the historical data. Knowl...
06/26/2007
7219817Fluid slug launcher
Apparatus for projecting a slug of liquid through the air. The invention provides means to accelerate liquid molecules to substantially equal velocity, and then to release them with minimal turbulence. ...
05/22/2007
7189392Injectable carrier formulations of hyaluronic acid derivatives for delivery of osteogenic proteins
An injectable formulation is disclosed for delivery of osteogenic proteins. The formulation comprises a pharmaceutically acceptable admixture of an osteogenic protein; and formulations comprising osteogenic protein, hyaluronic acid derivatives and tricalcium phospha...
03/13/2007
1                      
 
Sign InRegister
Username  
Password   
forgot password?