U.S. patents available from 1976 to present.
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Comic actor Danny Kaye received patent D166,807 for the co-design of "Blowout Toy or the Like". It's similar to one of those toys that unravels when you blow into at a birthday party except Kaye's has three blowouts going in different directions, not just one.

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Nguyen, Nam


Primary examiner statistics: 2106 patents; average approval time: 2105 days
Assistant examiner statistics: 885 patents; average approval time: 884 days

Patents as Primary Examiner

1                      
NumberTitleIssue Date
8187469Separation of fluids using zeolite ITQ-32
The invention relates to a method of separating fluids from mixtures using a zeolite known as ITQ-32 consisting of a two-dimensional pore system comprising channels with openings formed by 8 tetrahedra which are interconnected by channels with openings formed by 12 ...
05/29/2012
8186396Aviation refueling filter inspection apparatus
A time and labor saving device used in the aviation refueling process for holding an aviation style fuel nozzle in place over a open vessel with a support base so that the filter screen may be easily inspected while additionally providing for the collection and recy...
05/29/2012
8181793Depth filter sheet material and method for manufacturing same
The present invention relates to a method for manufacturing a depth filter sheet material, the method comprising preparing a flowable aqueous pulp composition comprising a fibrous material and a binding agent; dispensing the flowable aqueous pulp composition onto a ...
05/22/2012
8177983Mercury removal
A mercury absorbent comprising a metal sulphide, a support material, a first binder and a second binder, wherein the first binder is a cement binder and the second binder is a high aspect ratio binder having an aspect ratio >2. A mercury removal process comprises co...
05/15/2012
8177977Water purification system and method
The invention concerns a water purification system (100) comprising a closed water recirculation loop (106) supplied at one point by a water inlet (101) with water to be purified, (and having) at least one outlet point of use of the purified wat...
05/15/2012
8177974Disposable tangential flow filtration device holder
Tangential flow filtration device is provided wherein liners are provided between the filtration element and the top and bottom holders or manifolds. The liners incorporate the flow channels and inlet and outlet ports that were previously present in the manifolds. T...
05/15/2012
8173015Photocatalytic reactor
A photocatalytic reactor for carrying out a photocatalytic reaction on a liquid which is to be treated, the reactor comprising a reaction chamber which comprises: (i) a foraminated member which supports a plurality of mobile photocatalyst particles, the size and den...
05/08/2012
8167141Gravity flow filter
A gravity-fed carbon block water filter in one embodiment includes a filter block comprising multiple sub-blocks each comprising filter media walls surrounding and defining a cavity for receiving fluid. Each of the sub-blocks is connected to at least one other of th...
05/01/2012
8162870Blood filter device and method of producing the same
A blood filter device has a housing that includes: a head portion (2) provided with a blood inlet (5) and forming an upper structure of the housing, a filtration portion (3) positioned below the head portion and forming a middle structure of the...
04/24/2012
8162153High loft spunbonded web
Herein are disclosed high loft spunbonded webs that are substantially free of crimped fibers and gap-formed fibers. The webs exhibit a solidity of from less than 8.0% to about 4.0% and a ratio of Effective Fiber Diameter to Actual Fiber Diameter of at least 1.40. Al...
04/24/2012
8157989Filter relief valve and filter cartridge assembly seal
A filter includes a housing having a cavity. A media pack, which includes a filter media, is arranged within the cavity and includes a central opening extending between opposing ends of the media pack. A center tube is arranged within the central opening and extends...
04/17/2012
8157106Garbage container with protected drain
A container is shown with a sump and a strainer separating the container interior from the sump. The sump is provided with a drain for draining liquid in the container from any solid material. ...
04/17/2012
8157105Oil strainer for automatic transmission
An oil strainer includes a body which has lower and upper walls and an inside space between the lower and upper walls, a filter substantially horizontally disposed within the body so as to divide the inside space into lower and upper space sections, an outlet port p...
04/17/2012
8152538Fluid bonding fitting and assembly and system incorporating the fitting, and method of use
An assembly for bonding a fluid, wherein the assembly comprises a fitting having an electrically conductive body comprising: a base, a first extension member which extends from a first part of the base, and a second extension member which extends from a second part ...
04/10/2012
8152996Filter anti-drainback valve and media pack seal
A filter is provided having a housing that includes a cavity. A center tube includes first and second ends spaced from one another. A seat extends radially from the center tube and is arranged between the first and second ends. A media pack is arranged within the ca...
04/10/2012
8153058Device for the treatment of a liquid or gaseous medium by means of UV radiation
A device for the treatment of a liquid or gaseous medium, in particular water or air, using UV radiation, comprises a UV radiation source (24), with an axial longitudinal direction and an essentially perpendicular, in particular radial direction of irradiatio...
04/10/2012
8153013Fluid processing apparatus
The present invention relates to fluid processing apparatus for use in an elongate passage (10), the apparatus comprising a plurality of means for applying ultrasonic energy (12) to fluid within the passage positioned axially along the elongate passage...
04/10/2012
8147691Filter cartridge housing attachment systems
The present disclosure pertains to a fluid filter having integral attachment means which may take the form of a threaded portion of a filter cartridge. The threaded portion threadably interacts with a complementary threaded portion of a filter mounting to retain the...
04/03/2012
8146752Water purification system and method
A polishing cartridge in a water purification system for final purification of water for distribution to a point of use. The system includes a closed water recirculation loop supplied at one point by a water inlet with water to be purified, and having at least one o...
04/03/2012
8142663Low pressure production of drinking water
An apparatus and methods for producing purified drinking water are disclosed. A hand pump is used in a closed system to generate pressure sufficient to pass the untreated water through a system of filters and a reverse osmosis membrane. The system preferably include...
03/27/2012
8137567Method for fluid remediation and removing particulates from an aqueous stream
A method for fluid remediation and removing particulates from an aqueous stream is described herein. The method can use a separation component and a clarifier component. A slurry can flow to a scalping shaker which can separate the slurry, forming a first effluent. ...
03/20/2012
8137550Fluid remediation system for removing particulates from an aqueous stream
A fluid remediation system for removing particulates from an aqueous stream having a separation component and a clarifier component is described herein. The separation component can include a frame, a scalping shaker for receiving a primary slurry and forming a firs...
03/20/2012
8133400Portable ozonation apparatus for storing and purifying liquid
A portable ozonation apparatus for storing and purifying liquids includes a container having an opening for receiving a liquid and a treatment cap. The treatment cap is preferably detachably mounted to the container at the opening. Preferably, the treatment cap incl...
03/13/2012
8127867Method and system for surface filtering of solids from return fluids in well operations
A system and method for separating solids from return fluids in well drill-out, flow back, well-test, and other production operations. Solids are collected in a filter comprising a perforate inner tube inside a solid outer tube with an annulus therebetween. The flui...
03/06/2012
8127934Fluid filter element
A filter element is removably positionable within a filter housing defining a filter chamber for said filter element. The filter housing comprises a standpipe extending within the filter chamber. The filter element includes a tubular filter media circumscribing the ...
03/06/2012
8128821Reverse osmosis system with control based on flow rates in the permeate and brine streams
A reverse osmosis system 110 includes a membrane chamber 112 having a feed line. The chamber 112 generates a permeate stream 114 and a brine stream 116 from the feed line 118. A feed pump 120 pressurizes the feed line...
03/06/2012
8128827Modular oil-based sludge separation and treatment system
A method of recovering oil from oil-based sludge including the steps of homogenizing an oil-rich phase, a water-rich phase, and a solids-rich phase of an oil-based sludge, removing particulates from the oil-based sludge as the sludge traverses a shaker screen, heati...
03/06/2012
8123958Method for treating ship ballast water
A method for treating ship ballast water in which aquatic organisms in the ship ballast water are exterminated by adding hydrogen peroxide or a compound producing hydrogen peroxide in an amount such that a hydrogen peroxide concentration comes to be 10 to 500 mg/L t...
02/28/2012
8123959Treatment of solid particles with functional agents
Provided are methods of modifying solid particles with functional agents to provide anti-microbial media. The anti-microbial media comprise a surface-modified inorganic component which is a reaction product of an anti-microbial component and an inorganic component. ...
02/28/2012
8114291Pleated single phase filter coalescer element and method
A filter coalescer element for oil based industrial fuels includes a rigid, porous support tube, and a hydrophobic drainage layer covering the outer surface of the same. A single phase, dual function combination water coalescer and particle filter pleat block is pos...
02/14/2012
8110110Method for removing organic matter from water and a device for carrying out said method
A system and method is provided for removing organic matter from water. The method includes contacting the water with a powdered material with an anionic or cationic surface charge and having a particle size of between 0.1 mm and 2 mm. The powdered material is a mod...
02/07/2012
8110099Stormwater filter assembly
A filter assembly for use in filtering stormwater includes a bottom including a boss that includes a rib extending laterally along an inner surface of the boss. The rib includes a locking portion that mates with a corresponding locking portion on a peripheral surfac...
02/07/2012
8105483Snap-in water sensor
An improved water sensor and method for retaining a water sensor to a filter housing are described herein. A snap-fit connection is utilized to secure the water sensor to the filter housing. In one embodiment, the snap-fit connection is achieved using non-metallic c...
01/31/2012
8101084Perchlorate ion trapping agent
The invention provides a heterocycle-substituted aromatic compound represented by the following Formula (I). In Formula (I), one of R2, R3, and R4 is Ry at a meta- or para-position with respect to Rx, R1
01/24/2012
8075769In-line P-trap chlorinator
An in-line P-trap chlorinator that ensures water contact with a water-leachable algicide and/or antibacterial tablet while water is flowing through the P-trap, and after the flow of water has stopped. The in-line P-trap chlorinator is inserted in a condensation drai...
12/13/2011
8075786Acoustic/pressure wave-driven separation device
An acoustic/pressure wave-driven device for separating a first component from a mixture of the first component and a second fluid component. The device comprises a rich reservoir, a lean reservoir, a pump reservoir, a bridge structure, and an acoustic/pressure wave ...
12/13/2011
8075775Leaf filter system and replaceable filter leaf apparatus
A filter and replaceable filter leaf apparatus are provided. The filter includes a housing defining a cavity having fluid inlet and outlet ports and a lid member with a manifold coupled to the outlet port and being adapted to conduct a fluid flow between the outlet ...
12/13/2011
8070950Boron-removing agent and boron removal method utilizing xerogel
Disclosed is a boron removal method which can remove boron from boron-containing water satisfactorily by using a small amount of a chemical agent, and which generates small amount of precipitate. Also disclosed is a boron-removing agent which is easy to handle and h...
12/06/2011
8071055Water treatment techniques
Exemplary systems and techniques for treating contaminated water are described. In one instance a plant or system includes a membrane filtration mechanism operable to receive an influent water stream containing a contaminant and to separate at least a first portion ...
12/06/2011
8070962Using oxidizing agents to remove thiocyanates from brines
A method for reclamation of a brine that includes mixing a brine containing thiocyanates with an oxidizing agent; and allowing for a time sufficient for the oxidizing agent to oxidize at least a portion of the thiocyanates is disclosed. Other methods may also includ...
12/06/2011
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