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Attorney: Ma; Shirley S.


Number of patents: 34
Last date: March 14, 2006

NumberTitleIssue Date
7011753Microporous filter media, filtration systems containing same, and methods of making and using
The invention is directed to a microbiological interception enhanced filter medium, preferably having an adsorbent prefilter located upstream from the filter medium. Preferably, the prefilter is adapted to remove natural organic matter in an influent prior to the in...
03/14/2006
6998058Microporous filter media, filtration systems containing same, and methods of making and using
The invention is directed to a microbiological interception enhanced filter medium, preferably having an adsorbent prefilter located upstream from the filter medium. Preferably, the prefilter is adapted to remove natural organic matter in an influent prior to the in...
02/14/2006
6959820Microporous filter media, filtration systems containing same, and methods of making and using
The invention is directed to a microbiological interception enhanced filter medium, preferably having an adsorbent prefilter located upstream from the filter medium. Preferably, the prefilter is adapted to remove natural organic matter in an influent prior to the in...
11/01/2005
6953604Microporous filter media, filtration systems containing same, and methods of making and using
The invention is directed to a microbiological interception enhanced filter medium, preferably having an adsorbent prefilter located upstream from the filter medium. Preferably, the prefilter is adapted to remove natural organic matter in an influent prior to the in...
10/11/2005
6913154Microporous filter media, filteration systems containing same, and methods of making and using
The invention is directed to a microbiological interception enhanced filter medium, preferably having an adsorbent prefilter located upstream from the filter medium. Preferably, the prefilter is adapted to remove natural organic matter in an influent prior to the in...
07/05/2005
6889599Brewing apparatus and method
An apparatus and method useful for brewing a beverage. A brewing liquid, generally water, and in some cases brewing ingredients, are placed in a container having a bottom with openings that, due to surface tension of the liquid, do not allow the liquid to pass throu...
05/10/2005
6872311Nanofiber filter media
The present invention is directed to an air filter medium comprising nanofibers, the filter medium having a thickness of less than 0.25 millimeters, a Figure of Merit of greater than about 0.075, and an efficiency of greater than about 99.9% when capturing aerosol p...
03/29/2005
6840986Air purifying filter systems for building air supply and respirators useful against NBC attacks
An air filter that can fit within existing building HVAC air supply systems suitable for withstanding NBC attacks, comprising a series of pleated composite layers. By using impregnated carbon particles of the proper size, nerve gases, and gases of lower molecular we...
01/11/2005
6835311Microporous filter media, filtration systems containing same, and methods of making and using
The invention is directed to a microbiological interception enhanced filter medium, preferably having an adsorbent prefilter located upstream from the filter medium. Preferably, the prefilter is adapted to remove natural organic matter in an influent prior to the in...
12/28/2004
6797167Composite filter medium and fluid filters containing same
A composite filter medium for removing at least 99.95 percent of particulates of a size in the 3 to 4 micron range and dissolved chemical contaminants from a fluid and filters of various configurations employing the composite filter medium are disclosed. The composi...
09/28/2004
6783798Magnetic or magnetizable composite product and a method for making and using same
Thin, flexible composite materials, which are magnetic or magnetizable and processes for producing and using the materials. The composite material contains a laminate formed from a mixture of magnetic or magnetizable particles, binder particles (and optionally activ...
08/31/2004
6772535Humidity generating system and method and use in wood drying kiln
An apparatus and method for generating water vapor or humidity, useful in a variety of applications, including a wood drying kiln. The apparatus may contain a hydrophilic disk, a water supply structure that supplies water so that the water is deposited on the hydrop...
08/10/2004
6770204Filter media with enhanced microbiological interception capability
The present invention is directed to a composite filter medium having a pH altering material that can raise the pH of an influent such that microbiological contaminants in the influent remain substantially negatively charged such that a positively charged medium wit...
08/03/2004
6720054Desiccant system including bottle and desiccant sheet
A desiccant system and a method for producing the same wherein a container is provided with a desiccant sheet that is trapped within the container and a water vapor impermeable cover for the container making a water impermeable seal thereto. The sheet may have a fir...
04/13/2004
6719869Method of stabilizing composite media and media produced thereby
There is provided composite media and a method of producing them. The composite media contain a coalesced composite mixture of particles of an active ingredient, binder particles, and stabilizing particles. The stabilizing particles fuse the composite structure to b...
04/13/2004
6703071Absorbent articles
An absorbent article containing a composite mixture of absorbent macroporous particles and binder particles. Preferably, the absorbent macroporous particles are those having a macroporous structure which allow for the rapid flow of liquid therein, e.g., a...
03/09/2004
6660172Precoat filtration media and methods of making and using
The invention is directed to a precoat or body feed composition comprising a microbiological interception enhanced filter aid. Preferably, the microbiological interception enhanced filter aid comprises fibrillated lyocell nanofibers having coated on at le...
12/09/2003
6630016Microporous filter media, filtration systems containing same, and methods of making and using
The invention is directed to a microbiological interception enhanced filter medium comprising a microporous structure having a mean flow path of less than about 2 microns and made of an array of active particles. At least a portion of the surface of micro...
10/07/2003
6610415Magnetic or magnetizable composite product and a method for making and using same
Thin, flexible composite materials, which are magnetic or magnetizable and processes for producing and using the materials. The composite material contains a laminate formed from a mixture of magnetic or magnetizable particles, binder particles (and optio...
08/26/2003
6607672Apparatus and method for combined use of ultraviolet and ozone in appliances
A method and apparatus for treating an oxygen containing gas (generally air) and/or water in an appliance such as a refrigerator washing machine, dryer or dishwasher with ozone so as to disinfect the water used within the appliance and use the ozone in th...
08/19/2003
6310170Compositions of silylated polymer and aminosilane adhesion promoters
Compositions comprising a silylated polymer and an adhesion promoter, the silylated polymer having an inorganic or organic backbone and at least two groups thereon selected from alkoxysilyl, aryloxysilyl, alkyloximinosilyl and silanol groups and the adhes...
10/30/2001
6265456Hydrosilation in high boiling natural oils
An improved process is provided for the preparation of siloxane-oxyalkylene and siloxane-alkyl copolymer compositions via a hydrosilation reaction in the presence of high boiling point natural vegetable oils as the reaction solvent. The reaction solvent n...
07/24/2001
6258914Silane functional oligomer
Alkoxy silane oligomers which have a non-hydrolyzable carbon bridged bond to another silane functionality are taught herein, as well as their manufacture and utility....
07/10/2001
6248699Gelling system for hydrocarbon fluids
The present invention relates to a gelled hydrocarbon fluid useful as a fracturing fluid in subterranean formations comprising at least one gelling agent which is a salt of a carboxylic acid having from about 6 to about 30 carbon atoms. An activator which...
06/19/2001
6242627Process for preparing primary aminoorganosilanes
A process is provided for preparing a primary aniinoorganosilane in which a cyanoorganosilane is reacted with hydrogen under hydrogenation conditions and in the substantial absence of water in the presence of a catalytically effective amount of sponge cob...
06/05/2001
6239084Viscosity drift control in overbased detergents
Viscosity increase or drift control occurs in overbased detergents in storage over time and particularly at elevated temperatures. Viscosity drift is now controlled by the addition of additive amounts of a compound having an oleophilic group and further h...
05/29/2001
6221922Foam control agents for silicone surfactants
The present invention teaches that low foaming, superspreading compositions may be made the combination of three components (a) a tri or tetra-siloxane alkoxylate; (b) a siloxane polyether copolymer; and (c) a silicone foam control agent which is a tri or...
04/24/2001
6221811Siloxane nonionic blends useful in agriculture
Disclosed are compositions of nonionic siloxane alkoxylates with aminopolyalkyleneoxide surfactants which are useful in treating plants, for instance as adjuvants for pesticides including in particular herbicides. These compositions overcome the antagonis...
04/24/2001
6211345Synthesis of cyclic sulfur silanes
Sulfur-containing norbornanyl silanes are prepared in a simple, solventless manner by the reaction of a norbornenylsilane with sulfur in the presence of a chlorosilane. The resulting silanes may be used without further purification. The silanes were found...
04/03/2001
6207783Silicone oligomers with higher alkoxy groups
An oligomer of the formula: [R3 SiO1/2 ]m [O1/2 Si(R2)O1/2 ]n [SiO3/2 R]o [SiO4/2 ]p (I) wherein each R is selected individually from the group...
03/27/2001
6204403Process for manufacturing acrylamidoalkylalkoxysilanes
A method for preparing acrylamidoalkylalkoxysilanes from aminoalkylalkoxysilanes and acrylate esters is described wherein at least two inhibitors and an amidation catalyst are used in an elevated temperature reaction....
03/20/2001
6204339Elastomeric composition comprising a blocked mercaptosilane coupling agent and a deblocking agent
This invention describes the use of blocked mercaptosilanes wherein the hydrogen atom of the mercaptan functionality has been substituted to manufacture coating, adhesive, sealant and elastomeric compositions. The blocked mercaptosilanes described are uni...
03/20/2001
6191286Imidosilane compositions
Unsaturated imidosilanes which are essentially free of siloxanes are taught herein for use surface treatments for inorganic solid materials. Novel methods to make such silanes, which do not yield water or siloxanes as a by-product are also taught. Composi...
02/20/2001
6180832Preparation of peroxyketals
The process of preparing peroxyketals which comprises reacting a composition comprising ketone with hydroperoxide in the presence of heteropolyacid....
01/30/2001
 
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