Did You Know...
...that to encourage use of his new invention, the shopping cart, market owner Sylvan Goldman hired fake shoppers to push the carts around his store in Oklahoma City? Seems his customers were reluctant to give up their hand-carried baskets.
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| Number | Title | Issue Date |
| 7285373 | Polymer and chemically amplified resist composition containing the same A chemically amplified resist composition includes a novel polymer, a photoacid generator, and a solvent. The chemically amplified resist can form a resist pattern that is excellent in adhesiveness with a low dependency to the substrate, transparency at the f... | 10/23/2007 |
| 7247681 | Preparation method of copolymer The present invention provides a method for preparing a copolymer useful for the manufacture of tires by coupling the ends of a living polymer obtained from copolymerization of a diene monomer and a vinyl aromatic monomer in the presence of an organolithium catalyst... | 07/24/2007 |
| 7062390 | Method for evaluating capacity of secondary battery using mathematical calculation of specific resistance components of equivalent circuit model fitted from impedance spectrum The present invention relates to a method for evaluating an initial capacity of secondary batteries and, more specifically, to a method for evaluating an initial capacity of secondary batteries that involves mathematical operation of specific internal resistance com... | 06/13/2006 |
| 6987145 | Hetero-branched radial polystyrene-polyisoprene block copolymer composition and preparation method thereof Disclosed is a hetero-branched radial block copolymer suitable as a base polymer of pressure-sensitive adhesives, the hetero-branched radial block having a hetero-branched structure comprised of polystyrene, polyisoprene, and polybutadiene blocks and being represent... | 01/17/2006 |
| 6924652 | Method for determining optimal degree of vulcanization and optimal content of constituent ingredient of composition for vulcanization in real time by impedance measurement and analysis The present invention relates to a method for evaluating the crosslink degree of a vulcanized sample in real time during a vulcanization process or diagnosing the electrical properties of the sample after the completion of the vulcanization process, and then determi... | 08/02/2005 |
| 6881865 | Method for preparing cyclohexyl phenyl ketone from 1,3-butadiene and acrylic acid Disclosed is a synthesis method of cyclohexyl phenyl ketone with a high selectivity and a high yield from 1,3-butadiene and acrylic acid in the presence or absence of benzene or a non-aromatic organic solvent in the same reaction without a step of separating or puri... | 04/19/2005 |
| 6867259 | Bimodal block copolymer, process for manufacturing method and its usage The present invention relates to a bimodal linear block copolymer containing a tapered block and its manufacturing method. The bimodal linear block copolymer includes a hexa-block copolymer of vinyl aromatic block(PS1)-conjugated diene block(PB1)-tapered block(T1)-v... | 03/15/2005 |
| 6864326 | Process for polymer hydrogenation using lithium hydride prepared from reactor equipped with high-speed injection nozzle The present invention relates to a process for polymer hydrogenation that includes: polymerizing or copolymerizing at least one conjugated diene in a hydrocarbon solvent using an organic alkali metal polymerization initiator to generate a living polymer; adding a te... | 03/08/2005 |
| 6849692 | Bimodal block copolymer containing tapered block, process for manufacturing method and its usage The present invention relates to a bimodal linear block copolymer containing a tapered block and its manufacturing method. The bimodal linear block copolymer includes a hepta-block copolymer of vinyl aromatic block(PS1)-conjugated diene block(PB1)-tapered block(T1)-... | 02/01/2005 |
| 6831134 | Method for preparing transparent block copolymer resin, copolymer prepared thereby, and usage thereof The present invention relates to a method for preparing a copolymer containing a combined linear and nonlinear block, that is, mikto block, a copolymer prepared from the method, and usages of the copolymer. More particularly, the present invention provides a novel m... | 12/14/2004 |
| 6730801 | Method for producing dinuclear transition metal complexes as olefin polymerization catalyst The object of the present invention is to provide a method for producing a dinuclear transition metal complex of formula (1) by reacting cyclopentadienyl ligand compound of formula (2) and substituted transition metal of formula (3). Cp-Si(R)2 | 05/04/2004 |
| 6555734 | Genetic sequences encoding substrate-specific dihydroflavonol 4-reductase and uses therefor The invention includes modified dihydroflavonol 4-reductase (DFR) nucleic acids encoding the modified DFR that has altered amino acid sequences at the substrate specificity determining region. The property of the modified DFR is characterized by its abili... | 04/29/2003 |
| 6545202 | Transgenic plant transformed with a translationally controlled tumor protein (TCTP) gene The present invention provides transgenic higher plants and transgenic plant cells thereof which have been transformed with a plant translationally controlled tumor protein (TCTP) gene to improve growth rate in a growth stage-dependent manner, especially ... | 04/08/2003 |
| 6518484 | Promoter system of plant translationally controlled tumor protein gene The present invention provides a nucleic acid molecule isolated from the 5' untranscribed region of a translationally controlled tumor protein (TCTP) gene from Arabidopsis. The nucleic acid molecule, referred to as TCTP promoter in the present invention, ... | 02/11/2003 |
| 6358666 | Chemically amplified resist composition containing norbornane type low molecular additive This invention relates to a chemically amplified positive photoresist composition comprising a multi copolymer copolymer whose repeating units is represented by the following formula I, a low molecular additive represented by the following formula 2 or 3,... | 03/19/2002 |
| 6284952 | Transgenic plants with divergent [ScaM4 or] SCaM5 gene to achieve multiple disease resistance The present invention provides transgenic plants and plant cells thereof which have been transformed with the soybean calmodulin isoform (SCaM5) gene to exhibit greatly enhanced resistance to a wide spectrum of plant pathogens. The present invention also ... | 09/04/2001 |
| 6221975 | Process for preparing random copolymer functionalized at both terminals This invention relates to a polymer having functional groups at both terminals comprising the steps of: preparing a difunctional initiator by recating divinyl aromatic material and an organo-lithium compound in the presence of a hydrocarbon solvent; synth... | 04/24/2001 |
| 6137010 | Method for preparing 4-nitrodiphenylamine and 4-nitrosodiphenylamine from carbanilide This invention relates to a process for preparing 4-nitrodiphenylamine and 4-nitrosodiphenylamine to be used for 4-aminodiphenylamine as an intermediate of antiozonant, wherein carbanilide is reacted with nitrobenzene in the presence of an appropriate bas... | 10/24/2000 |
| 6043319 | Method of preparing void type plastic pigment Provided is a method of preparing a light-weight and inexpensive void type plastic pigment having enhanced hiding power and whiteness relative to inorganic pigments such as titanium oxide or organic pigments such as conventional styrene polymeric plastic ... | 03/28/2000 |
| 5399654 | Method for the production of phosphorus-containing aromatic polyester A phosphorus-containing wholly aromatic polyester is produced by an interfacial polymerization method which includes the step of reacting a phosphorus-containing bisphenol compound and a bisphenol compound with dicarboxylic acid chlorides. An organic laye... | 03/21/1995 |
