Quotables
"Without question, the greatest invention in the history of mankind is beer. Oh, I grant you that the wheel was also a fine invention, but the wheel does not go nearly as well with pizza."
Dave Barry
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.
| Number | Title | Issue Date |
| 8118997 | Smart filter for an appliance A filter assembly is provided for an appliance that performs a useful cycle of operation on a physical article and uses a resource that passes through the filter assembly. The filter assembly includes at least one replaceable filter mounted in a filter holder. The f... | 02/21/2012 |
| 8007665 | Advanced wastewater treatment device having movable dividers Disclosed herein is an advanced wastewater treatment device. The device includes a wastewater treatment bath having an anaerobic bath in which phosphorus is discharged, an anoxic bath in which denitrification of nitrate nitrogen is performed, and an aerobic bath in ... | 08/30/2011 |
| 7967977 | Filter device A filter device, especially a line filter forming part of hydraulic installations, includes a filter housing (1) that can be removed from a filter head and is used to receive a filter element (5) that separates a non-filtered side (13) from a fi... | 06/28/2011 |
| 7790022 | Water filter and treatment system and component A water treatment system comprising a separable water treatment component and a host water treatment apparatus is described. The component is useable in the host apparatus, and has an electronic circuit which is adapted to co-operate with an electronic circuit in th... | 09/07/2010 |
| 7658840 | Locking filter assembly A locking liquid filter assembly is disclosed that prevents an unauthorized user from removing the filter media cartridge after installation. The locking filter assembly includes a head unit for coupling with an inlet conduit for delivering unfiltered process liquid... | 02/09/2010 |
| 7641790 | UV LED based water purification module for intermittently operable flow-through hydration systems A wearable or portable intermittently operable hydration system (10) includes a purification module (22, 50) that contains one or more solid state UV devices that are positioned in the path of hydrating fluid, or water, flow through the hydration syste... | 01/05/2010 |
| 7504024 | Apparatus for draining at least one sink An apparatus includes: a commercial kitchen sink having a drain; a trough below the sink for transporting effluent positioned such that there is an air gap between it and the drain; and a plurality of selectively positionable markers on the trough for indicating pos... | 03/17/2009 |
| 7371322 | Filtration system and dynamic fluid separation method A filtration system is provided with filter media operable to remove solids, particulate and colloidal matter from a process fluid. The filtration system may include one or more porous membranes which are anchored or secured on their periphery with a large open work... | 05/13/2008 |
| 7350375 | Receiver and service cartridge for a condenser system A receiver (24) for a condenser system (20) includes a body (32) in fluid communication with a header (28) of the condenser system (20). A first cap (38) is coupled to an end (34) of the body (32) and has a sad... | 04/01/2008 |
| 7335312 | Centrifuge with combinations of multiple features A centrifuge with combinations of multiple features is disclosed. In one aspect, a centrifuge for removing more dense material from a fluid medium includes a fluid separation wall placed within a sleeve. The fluid separation wall rotates around the axis of rotation.... | 02/26/2008 |
| 7332080 | Apparatus for salt free water softening A water softening system and process for softening water on an as needed basis is disclosed. The system and process softens water without the addition of a substitute metal exchange cation. ... | 02/19/2008 |
| 7328745 | High molecular weight polyamine salts as clay stabilizing agents A clayish subterranean formation, such as may be encountered in rock surrounding a well bore during hydrocarbon recovery operations may be stabilized with relatively high molecular weight polyamine salts of an imide of polymaleic anhydride. The salts may be unneutra... | 02/12/2008 |
| 7309430 | Filtration system utilizing a single valve to direct fluid streams between filter assemblies and corresponding methods A filtration assembly for filtering polymer fluids at varying flow rates includes at least two filter housing assemblies releasably attached to a filter support or main block. Polymer fluid is delivered to the filter housing assemblies via an inlet passage in the ma... | 12/18/2007 |
| 7303685 | Polymer control system A feedback control for a polymer dispensing system, which otherwise continuously adjusts the polymer feedrate so as to keep the measured streaming current of filtrate from a sludge dewatering process at one predetermined setpoint. The feedback control includes a vid... | 12/04/2007 |
| 7284610 | Polyamine salts as clay stabilizing agents A clayish subterranean formation, such as may be encountered in rock surrounding a well bore during hydrocarbon recovery operations may be stabilized with a polyamine salt of an imide of polymaleic anhydride. The salt may be unneutralized or partially neutralized. T... | 10/23/2007 |
| 7282147 | Cleaning hollow core membrane fibers using vibration A filtration system is provided with hollow membrane filter elements operable to remove solids, particulate and colloidal matter from a process fluid. Acoustic, vibration and ultrasonic energy may be used to clean exterior portions of the hollow membrane filter elem... | 10/16/2007 |
| 7282142 | Fluid strainer assembly A fluid strainer device is disclosed. The device includes a housing which defines an open chamber, the chamber having both at least one fluid input port and at least one fluid outlet port. A plurality of spaced strainer baskets are disposed within the chamber. Each ... | 10/16/2007 |
| 7276157 | Swimming pool strainer A swimming pool strainer formed of a substantially U-shaped housing including an end panel with a pair of spaced side panels perpendicularly extending therefrom. Positioned between the side panels are a plurality of spacer dowels that enhance the structural integrit... | 10/02/2007 |
| 7273702 | Apparatus for purifying nucleic acid and method of purifying nucleic acid A nucleic acid refining apparatus, being ease in automation thereof, keeping high in contacting frequency between nucleic acid within a sample and a solid phase during nucleic acid capture processing, thereby proving high capturing rate, comprises: means for separat... | 09/25/2007 |
| 7258781 | Single-use long-life faucet-mounted water filtration devices Single-use long-life faucet mounted water filtration devices are disclosed. A bathroom water filtration device having two outlets for filtered water is disclosed. Additionally, a fountain head is included for use in the bathroom water filtration device. The water fi... | 08/21/2007 |
| 7253008 | Reactive ion etched substrates and methods of making and using Disclosed herein are substrates comprising reactive ion etched surfaces and specific binding agents immobilized thereon. The substrates may be used in methods and devices for assaying or isolating analytes in a sample. Also disclosed are methods of making the reacti... | 08/07/2007 |
| 7252757 | Faucet-mounted water filtration device including gate position sensor Single-use long-life faucet mounted water filtration devices are disclosed. A bathroom water filtration device having two outlets for filtered water is disclosed. Additionally, a fountain head is included for use in the bathroom water filtration device. The water fi... | 08/07/2007 |
| 7244357 | Pumps for filtration systems Improvements in product water throughput from a reverse osmosis (RO) membrane filter achieved by thinner feed spacers in the RO element, enhanced recovery (ratio of permeate to feed), pressure recovery of the retentate fluid pressure opposing the feed water pressure... | 07/17/2007 |
| 7192518 | Liquid circuit A circuit for filtering a liquid, comprising a storage vessel (10), a pump (17), a consumer device (14), a filter element (23) and a controller (24). The circuit maybe used in systems where liquid, e.g. water, oil or fuel, is filte... | 03/20/2007 |
| 7186285 | Chemical filter arrangement for a semiconductor manufacturing apparatus Disclosed is a semiconductor exposure apparatus which includes a chamber for accommodating therein a main unit of the exposure apparatus, a gas controlling unit for controlling a gas in the chamber, a chemical filter for attracting a chemical substance in a controll... | 03/06/2007 |
| 7182855 | Fuel filter with valve indicator A fuel filter includes a first filter chamber, a second filter chamber and a valve assembly disposed between the first and second filter chambers. The valve assembly includes a valve casing with a valve head connected to a flag indicator slidably disposed within the... | 02/27/2007 |
| 7166215 | Pressure vessel and recyclable filter cartridge A filter assembly is described that includes a substantially recyclable filter cartridge inside a pressure vessel. The invented filter cartridge comprises substantially non-pressure bearing walls, except for a pressure-bearing neck or cap with neck that is adapted t... | 01/23/2007 |
| 7153178 | Method of manufacturing a lamp assembly A lamp assembly configured to inductively receive power from a primary coil. The lamp assembly includes a lamp circuit including a secondary and a lamp connected in series. In a first aspect, the lamp circuit includes a capacitor connected in series with the lamp an... | 12/26/2006 |
| 7150269 | Fuel pump module having a fuel filter water drain A fuel pump module adapted for mounting within a fuel tank and including an inlet, an outlet downstream of the inlet, and a fuel pump downstream of the inlet and upstream of the outlet. A fuel filter chamber is downstream of the fuel pump and includes a fuel filter ... | 12/19/2006 |
| 7147784 | Hydraulic or pneumatic drive system, method, and apparatus for a fluid screening system A drive system for driving a screen in a fluid screening system comprises a hydraulic or pneumatic motor coupled to a drive shaft of the screen. The system is sized to provide the torque required to drive the screen throughout-the desired speed range, as well as pro... | 12/12/2006 |
| 7147773 | Refrigerator with treated water A refrigerator with a water treatment system including a head connecting a water supply to a water-using accessory. An end piece is provided for connecting a treatment cartridge to the head. The end piece comprises an inlet fitting having a cam that contacts a follo... | 12/12/2006 |
| 7144500 | Variable speed waste removal system The invention is directed to a system for removing waste material from a fluid flowing in a channel. This system may incorporate the use of a trap for collecting the waste material while allowing the fluid to pass; a rake for removing the waste material away from th... | 12/05/2006 |
| RE39361 | Assembly of filtering apparatus and replaceable filter; and filtering apparatus and filter for use therein A filtering apparatus and replaceable filter assembly including an electronic filter identification system having an electronic label on the filter and a read-out mechanism on the filtering apparatus. The read-out mechanism is connected to a control unit of the filt... | 10/24/2006 |
| 7101475 | Autonomously navigating solar swimming pool skimmer An autonomously navigating solar swimming pool skimmer employing a forward impeller, navigation being improved by the use of forward mounted powered horizontal bumper wheels as deflectors, combined with occasional reversals of paddlewheels and bumper wheels to clear... | 09/05/2006 |
| 7048850 | Water screen A traveling water screen comprising an endless foraminous belt with flights. The foraminous belt forms a water screen extending from a lower end in a flowing stream to an upper end above the surface of the stream. The stream flows through openings in the foraminous ... | 05/23/2006 |
| 7044158 | Continuous filtration systems using pump, venturi and flow control valve Continuous filtration systems comprising a venturi, flow control valves, filter and pump. In one specific embodiment the flow control valve and venturi are combined hereinafter referred to as a CHUF. The CHUF may also contain concentrate release, and temperature, fl... | 05/16/2006 |
| 7022229 | Adsorption separation system An apparatus is presented for separating chemicals using adsorption separation methods. The apparatus uses a plurality of adsorption units holding adsorbent, where the adsorption units are serially connected and are moved to shift the relative position of the feeds ... | 04/04/2006 |
| 7008530 | Water softener A water softener employs a vessel, a distributor with a manifold body associated to said vessel and a valve control device. A control unit programs operation of the softener. An actuator unit has a cylinder divided into a first chamber and a second chamber. The actu... | 03/07/2006 |
| 7005075 | Gas drive electrolytic cell The present invention is directed to an electrolytic cell that is completely sealed during the electrolysis operation during production of oxidant. Gasses generated within the electrolysis operation, primarily hydrogen that is liberated at the cathode surface, incre... | 02/28/2006 |
| 7005062 | Self-supporting pump-filter apparatus for above-ground swimming pools A disposable filter cartridge for a pump-filter assembly having a one piece integral pump-filter housing. The filter cartridge includes opposed upper and lower end caps and a tubular skeletal core member open at both ends. A pleated filter medium surrounds the core ... | 02/28/2006 |
