Did You Know...
...that Robert Adler has the dubious distinction of being the Father of the Couch Potato? Back in 1955 Adler was employed by what was then Zenith Radio Corp., where he was charged to invent something that would allow viewers to turn down the TV volume without leaving their chairs. After a series of flops (such as a wired contraption that people tripped over), Adler hit on the idea of using sound waves. Thus the Remote Control was born...
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| Number | Title | Issue Date |
| 8101139 | Microcapillary networks Devices that include hosts having internal microcapillary networks are disclosed. The microcapillary networks are formed from interconnected passageways. The interconnected passageways may be formed by removing a fugitive material from a cured host material that for... | 01/24/2012 |
| 7998380 | Method of fabricating a tissue engineering scaffold A method of fabricating a highly porous structure is provided. The method includes the step of compounding a biodegradable polymer, a water-soluble polymer and a porogen to form a composite blend. A foaming agent is dissolved into the composite blend and the composi... | 08/16/2011 |
| 7998379 | Process for the production of porous moulded articles containing alginate The invention relates to a process for the production of alginate-containing porous or sponge-like moulded articles, and to the moulded articles obtainable thereby and their use. ... | 08/16/2011 |
| 7867417 | Membrane post treatment Hydrophilic porous polymeric membranes with high permeabilities, and processes for the preparation thereof are disclosed. Membranes may be prepared by including a preferably hydrophilic cross-linkable component such as PVP (either by inclusion into the polymer dope ... | 01/11/2011 |
| 7815826 | Manufacturing process, such as three-dimensional printing, including solvent vapor filming and the like Methods of manufacturing an article use three-dimensional printing for a portion of the manufacturing. Three-dimensionally printing is conducted onto a powder bed which contains both organic-solvent-soluble, water-insoluble particles and water soluble, organic-solve... | 10/19/2010 |
| 7799251 | Microcapillary networks Devices that include hosts having internal microcapillary networks are disclosed. The microcapillary networks are formed from interconnected passageways. The interconnected passageways may be formed by removing a fugitive material from a cured host material that for... | 09/21/2010 |
| 7700016 | Method and apparatus for fabricating three dimensional models An apparatus and method for fabricating a three dimensional model from a composite model formed or a plurality of successive layers of model material and sacrificial mold material. Each successive layer is constructed by depositing, drop-by-drop, at least one line o... | 04/20/2010 |
| 7682536 | Method of making a microporous material A method for producing a microporous material comprising the steps of: providing an ultrahigh molecular weight polyethylene (UHMWPE); providing a filler; providing a processing plasticizer; adding the filler to the UHMWPE in a mixture being in the range of from abou... | 03/23/2010 |
| 7674408 | Channeled biomedical foams an method for producing same The present invention provides a biomedical, biocompatible, polymeric foam scaffold suitable for use in the repair and regeneration of tissue and which contains located therein a network of, branched channels that are effective to encourage and facilitate vasculariz... | 03/09/2010 |
| 7445735 | Method of making microporous material A method for producing a microporous material comprising the steps of: providing an ultrahigh molecular weight polyethylene (UHMWPE); providing a filler; providing a processing plasticizer; adding the filler to the UHMWPE in a mixture being in the range of from abou... | 11/04/2008 |
| 7425288 | Method for preparing an open porous polymer material and an open porous polymer material A method for preparing an open pourous polymer material, comprises forming of a polymer solution, addition of a porogen to the polymer solution and precipitation with water of polymer from the polymer solution, and the method then comprises removal of solvent and po... | 09/16/2008 |
| 7393483 | Process for production of poly(m-phenyleneisophthal-amide) porous hollow fiber membrane A polymetaphenylene isophthalamide porous hollow fiber membrane is produced by extruding a film-forming solution comprising polymetaphenylene isophthalamide, polyvinylpyrrolidone and an inorganic salt through a concentric double annular spinning nozzle while keeping... | 07/01/2008 |
| 7381331 | Hydrophilic membrane and associated method A membrane is provided, which may include a microporous base membrane; and a cross-linkable coating disposed on a surface of the membrane. The coating may include polyvinyl nucleophilic polymer and a urethane or a blocked isocyanate. The coating may be cross-linked.... | 06/03/2008 |
| 7370395 | Heating apparatus and process for drawing polyolefin fibers A heating apparatus and process useful for drawing ultrahigh molecular weight polyolefin fibers, such as polyethylene fibers. The heating apparatus includes a first set of rolls and a plurality of aligned ovens. The apparatus includes a second set of rolls at the ex... | 05/13/2008 |
| 7368526 | Functionalized porous poly(aryl ether ketone) materials and their use Functionalized porous poly(aryl ether ketone) articles are prepared by reacting ketone groups in the backbone of poly(aryl ether ketone) polymer with a primary amine reagent. Preferred functional primary amines are primary aliphatic amines or substituted hydrazines ... | 05/06/2008 |
| 7364659 | Preparation of asymmetric polyethylene hollow fiber membrane A porous polyethylene hollow fiber membrane having a pore-size gradient across the inner and outer surfaces thereof is prepared by introducing, during the cooling step of a melt-spun polyethylene hollow fiber, a nitrogen flow and a solvent having a boiling point in ... | 04/29/2008 |
| 7347938 | Use of hydrophobically modified copolymers based on N-vinyl monomers for the production of membranes The present invention relates to the use of copolymers A containing a) from 50 to 99% by weight of at least one N-vinyllactam or N-vinylamine selected from the group consisting of N-vinylpyrrolidone, N-vinylpiperidone, N-vinylcapro... | 03/25/2008 |
| 7316843 | Melt-spun synthetic fiber and process for producing the fiber A melt-spun synthetic fiber and process for producing the fiber are described, the fiber including a fiber-forming synthetic polymer and a siloxane-based polyamide with a repeating unit having the formula (I) whe... | 01/08/2008 |
| 7303994 | Process for interfacial adhesion in laminate structures through patterned roughing of a surface The present invention relates to a process for improved interfacial adhesion of dielectrics using patterned roughing. Improved adhesion strength between layers and substrates can be achieved through increasing the roughness of the interface between the materials. Ro... | 12/04/2007 |
| 7300022 | Modified membranes A porous polymeric membrane formed from a blend of a polymeric membrane forming material, such as polyvinylidene fluoride or polysulfone and a polymeric reactivity modifying agent adapted to modify the surface active properties of the porous polymeric membrane. The ... | 11/27/2007 |
| 7294278 | Method for oxygenating wastewater A method and apparatus creates gas-enriched fluid that is used to treat wastewater. In one embodiment, the wastewater is withdrawn from a supply of wastewater to be treated, and the wastewater is delivered in an atomized manner to a vessel pressurized with gas to fo... | 11/13/2007 |
| 7290668 | Bicomponent fiber wick A bicomponent fiber wick is provided for use in processing an analyte fluid. The bicomponent fiber wick comprises a self-sustaining, fluid transmissive body comprising a plurality of bundled, crimped, bicomponent fibers bonded to each other at spaced apart contact p... | 11/06/2007 |
| 7284668 | Microporous membrane substrate having caustic stable, low protein binding surface The present invention provides porous media or membranes having a surface coating that includes a first coating of a cross-linked terpolymer and a second coating comprising a copolymer or a terpolymer modified with a hydrophilic or hydrophobic functional group which... | 10/23/2007 |
| 7282148 | Porous silicon composite structure as large filtration array A novel asymmetric filter membrane, and process for making is disclosed in several exemplary versions. The membrane structure is physically robust and suitable for use in a wide variety of applications. The support membrane is may be comprised of material such as a ... | 10/16/2007 |
| 7276191 | Crosslinked foam which has inner-cavity structure, and process of forming thereof A method and device for forming a cross-linked foam and a cross-linked foam are provided. The method includes the steps of preparing at least one foaming material for cross-linked foaming, the foaming material processed to have a plane or three-dimensional shape; fo... | 10/02/2007 |
| 7273551 | Functionalized polyimide molded body and functionalized polyimide membrane In a polyimide molded body, in particular a polyimide membrane which is functionalized with a chemical group and a method for production thereof, a molded body or membrane is obtained, whereby a pre-prepared polyimide body, as starting material, is brought into cont... | 09/25/2007 |
| 7255798 | Recycling of used perfluorosulfonic acid membranes A method for recovering and recycling catalyst coated fuel cell membranes includes dissolving the used membranes in water and solvent, heating the dissolved membranes under pressure and separating the components. Active membranes are produced from the recycled mater... | 08/14/2007 |
| 7247238 | Poly(ethylene chlorotrifluoroethylene) membranes Porous polymeric membranes including Halar (poly (ethylene chlorotrifluoroethylene)) and related compounds and the methods of production thereof which avoid the use of toxic solvents. Preferred solvents, coating agents and pore forming agents are citric acid ethyl e... | 07/24/2007 |
| 7241409 | Gas permeable flexible graphite sheet material and process therefor A process for preparing a gas permeable flexible graphite sheet is presented. The process includes providing graphite flakes; admixing the graphite flakes with a sacrificial additive to form a graphite mixture; compressing the graphite mixture into a sheet having sa... | 07/10/2007 |
| 7229580 | Preparation of porous poly(aryl ether) articles and use thereof The preparation and use of novel porous poly(aryl ether) articles is disclosed. The porous articles are prepared from blends of poly(aryl ether) polymers with polyimides by selectively decomposing the polyimide phase. The preferred reagents used to decompose the pol... | 06/12/2007 |
| 7226541 | Membrane polymer compositions The invention relates to a terpolymer of tetrafluoroethylene (TFE) monomer, polyvinylidene fluoride (PVDF) monomer and hexafluoropropylene (HFP) monomer for forming an ultrafiltration or microfiltration membrane, method of forming said membranes, and to the ultrafil... | 06/05/2007 |
| 7216544 | Ultrasonic inspection reference standard for composite Materials An ultrasonic inspection reference standard for composite materials includes a prism that is manufactured from a polymer resin. The ultrasonic inspection reference standard may be a rectangular prism and may be a polymer resin step-wedge reference standard that has ... | 05/15/2007 |
| 7208216 | Disposable cutting sheet A disposable cutting sheet for cutting and preparation of food items thereon includes a first cut resistant layer having an absorbent ply and a thermoplastic ply, wherein the thermoplastic ply includes a plurality of apertures therethrough. The sheet further include... | 04/24/2007 |
| 7189667 | Sponge towel based on cellulose and a method for producing the same The invention relates to a sponge cloth based on cellulose and having an internal reinforcement, obtainable by the amine oxide process. In the process, a solution of cellulose in an aqueous amine oxide is first produced, which is then mixed with at least one pore fo... | 03/13/2007 |
| 7186331 | Monitoring unit for monitoring the condition of a semi-permeable membrane The invention concerns a monitoring unit [10] for monitoring the condition of a semi-permeable membrane [24] in a water purification system, and particularly the condition of spiral membrane in a reverse osmosis water purification system. The monitorin... | 03/06/2007 |
| 7182895 | Dual function prosthetic bone implant and method for preparing the same The present invention discloses a prosthetic bone implant made of a hardened calcium phosphate cement having an apatitic phase as a major phase, which includes a dense cortical portion bearing the majority of load and a porous cancellous portion allowing a rapid blo... | 02/27/2007 |
| 7175783 | Carbon electrode for use in aqueous electrochemical devices and method of preparation A high tensile strength, highly conductive flexible composite sheet consisting of fibrillated PTFE polymers, performance enhancing dopants, and carbon particles useful in electrochemical devices such as flow through capacitors, capacitive deionization, electronic wa... | 02/13/2007 |
| 7176273 | Functionalized porous poly(aryl ether ketone) materials and their use Functionalized porous poly(aryl ether ketone) articles are prepared by reacting ketone groups in the backbone of poly(aryl ether ketone) polymer with a primary amine reagent. Preferred functional primary amines are primary aliphatic amines or substituted hydrazines ... | 02/13/2007 |
| 7172767 | Opioid agonist / antagonist combinations The invention is directed in part to oral dosage forms comprising a combination of an orally analgesically effective amount of an opioid agonist and an orally active opioid antagonist, the opioid antagonist being included in a ratio to the opioid agonist to provide ... | 02/06/2007 |
| 7163651 | Method for making a porous calcium phosphate article The present invention discloses a method for making a porous calcium phosphate article including i) preparing a shaped article from a paste containing a calcium phosphate cement, a pore-forming powder and a setting liquid; ii) immersing the shaped article in an imme... | 01/16/2007 |
