Now showing items 59-78 of 619

    • B/B-like fragment targeting for the purposes of photodynamic therapy and medical imaging 

      Virginia Tech Intellectual Properties, Inc.; Storrie, Brian; Tarrago-Trani, Maria; English, Sam (United States Patent and Trademark Office, 2003-10-07)
      The invention provides compositions and methods for use in delivering a substance of interest to a targeted cell. The substance of interest is associated with a targeting fragment of a toxin molecule or a lectin that ...
    • Bio-chip, photoluminescent methods for identifying biological material, and apparatuses for use with such methods and bio-chips 

      Virginia Tech Intellectual Properties, Inc.; Saraf, Ravi F.; Niu, Sanjun (United States Patent and Trademark Office, 2004-03-16)
      A method detects binding of molecules, advantageously without tagging molecules in the sample. A sensor is used in which is included a single stranded nucleic acid sequence and a photoluminescent material in respective ...
    • Biohydrogen production by an artificial enzymatic pathway 

      Virginia Tech Intellectual Properties, Inc.; Mielenz, Jonathan Richard; Zhang, Yi-Heng Percival (United States Patent and Trademark Office, 2012-07-03)
      The present invention comprises an in vitro enzymatic process that effectively converts renewable polysaccharides into high yields of hydrogen at mild conditions, using only enzymes and water. The process comprises a number ...
    • Bis(functionally-substituted phenylene) semi-rigid crowns and process for making 

      Virginia Tech Intellectual Properties, Inc.; Gibson, Harry W.; Delaviz, Yadollah (United States Patent and Trademark Office, 1991-07-02)
      Bis(carboalkoxy-substituted phenylene)-32-crown-10 compounds, useful as polymerizable monomers, can be formed by first reacting a functionalized dihydroxy aromatic compound with a hydroxy protecting group-substituted ...
    • Bis(maleimido) phenoxy phenylphosphine oxide 

      Virginia Tech Intellectual Properties, Inc.; McGrath, James E.; Wood, III, Paul A. (United States Patent and Trademark Office, 1992-03-31)
      Bis(maleimido) phenoxy phenylphosphine oxide monomers are formed by reacting a bis(aminophenoxyphenyl) phosphine oxide, e.g., bis(3-aminophenoxy) triphenylphosphine oxide, with maleic anhydride forming the intermediate ...
    • Bis(reissert compounds) from reaction of monoaldehyde, monoamine and diacid halide 

      Virginia Tech Intellectual Properties, Inc.; Gibson, Harry W.; Jois, Yajnanarayana H. (United States Patent and Trademark Office, 1992-07-14)
      A bis Reissert can be formed by the initial reaction of an aliphatic or aromatic aldehyde (e.g., propionaldehyde) and primary amine (e.g., methylamine) to form a reaction product which is then reacted with a diacid chloride ...
    • Blackberry plant named ‘Chesapeake’ 

      University of Maryland; Virginia Tech Intellectual Properties, Inc.; Stiles, Herbert D.; Swartz, Harry Jan; Fiola, Joseph A.; Smith, Brian R. (United States Patent and Trademark Office, 2003-06-17)
      The present invention is a new and distinct thorny blackberry cultivar named ‘Chesapeake’, which is capable of producing very large fruit in the spring midseason, the fruit being much larger and similarly durable than that ...
    • Book bag 

      Virginia Tech Intellectual Properties, Inc.; Vernon, Mitzi R.; Blasko, Tanya Nicole (United States Patent and Trademark Office, 2003-02-04)
    • Book bag 

      Virginia Tech Intellectual Properties, Inc.; Vernon, Mitzi R.; Blasko, Tanya Nicole (United States Patent and Trademark Office, 2004-10-12)
      A book bag for easy carrying and accessing includes a detachable wallet styled book assembly. The wallet has multiple pages with transparent sleeves so that information can be presented much as a conventional book. This ...
    • Bridge-buck converter with self-driven synchronous rectifiers 

      Virginia Tech Intellectual Properties, Inc.; Lee, Fred C.; Xu, Ming Gang; Zhou, Jinghai (United States Patent and Trademark Office, 2005-02-22)
      A non-isolated bridge-buck DC—DC converter has self-driven synchronous rectifiers Q5 Q6 in the buck circuits 28 30. Gate electrodes of the synchronous rectifiers Q5 Q6 are connected to midpoints 24A 24B of the bridge ...
    • Buck converter with high efficiency gate driver providing extremely short dead time 

      Virginia Tech Intellectual Properties, Inc.; Lee, Fred C.; Ren, Yuancheng (United States Patent and Trademark Office, 2007-02-27)
      A buck converter has a driver circuit with a drive transformer that provides complementary voltages to the buck converter switches. The drive transformer may have two secondary windings, with one winding for each converter ...
    • Cage positioned tilting pad bearing 

      Virginia Tech Intellectual Properties, Inc.; Kirk, R. Gordon; Songer, William (United States Patent and Trademark Office, 2016-07-19)
      A tilting pad bearing for a high speed rotary machines, such as a turbocharger for an internal combustion engine, comprises a cage and a plurality of tilting pads. The cage is formed by two annular rings separated by spacers ...
    • Cancellation of inductor winding capacitance 

      Virginia Tech Intellectual Properties, Inc.; Lee, Fred C.; Wang, Shuo (United States Patent and Trademark Office, 2009-06-30)
      An inductor device or filter such as an electromagnetic interference (EMI) filter which includes an inductor provides cancellation of parasitic capacitance of the inductor and extends high frequency performance of the ...
    • Carbonate polymers containing ethenyl aryl moieties 

      The Dow Chemical Company; Virginia Polytechnic Institute and State University; Chamberlin, Thomas A.; Bales, Stephen E.; Mullins, Michael J.; McGrath, James E.; Marks, Maurice J.; Knauss, Daniel M. (United States Patent and Trademark Office, 1994-11-08)
      There are disclosed carbonate polymers having ethenyl aryl moieties. Such carbonate polymers are prepared from one or more multi-hydric compounds and have an average degree of polymerization of at least about 1 based on ...
    • Cardiac computed tomography methods and systems using fast exact/quasi-exact filtered back projection algorithms 

      Virginia Tech Intellectual Properties, Inc.; Zhao, Jun Chao; Wang, Ge; Katsevich, Alexander J.; Lu, Yang; Yu, Hengyong (United States Patent and Trademark Office, 2013-07-09)
      The present invention provides systems, methods, and devices for improved computed tomography (CT). More specifically, the present invention includes methods for improved cone-beam computed tomography (CBCT) resolution ...
    • Carnitine analogues as topical, microbicidal spermicides 

      Virginia Tech Intellectual Properties, Inc.; Gandour, Richard D.; Doncel, Gustavo F.; Savle, Prashant S. (United States Patent and Trademark Office, 2003-12-02)
      Acylcarnitine analogues having alkyl side chains of 10 to 30 carbon atoms display excellent spermicidal and anti-HIV activity, a well as being potent inhibitors of the growth of Candida albicans.
    • Cellulose derivatives with a low degree of substitution 

      Center for Innovative Technology; Virginia Polytechnic Institute and State University; Virginia Tech Intellectual Properties, Inc.; Glasser, Wolfgang G.; Samaranayake, Gamini S.; Sealey, II, James E. (United States Patent and Trademark Office, 1996-06-04)
      The invention is directed to the formation of cellulose derivatives using homogenous phase reaction conditions. Cellulose is dissolved using DMAc/LiCl and a reagent system is added to promote the acylation of an appropriate ...
    • Cellulose-solvent-based lignocellulose fractionation with modest reaction conditions and reagent cycling 

      Virginia Tech Intellectual Properties, Inc.; Zhang, Y. Percival (United States Patent and Trademark Office, 2014-07-22)
      Embodiments of the present invention overcome the well-known recalcitrance of lignocellulosic biomass in an economically viable manner. A process and system are provided for the efficient fractionation of lignocellulosic ...
    • Cellulose-solvent-based lignocellulose fractionation with modest reaction conditions and reagent cycling 

      Virginia Tech Intellectual Properties, Inc.; Zhang, Y. H. Percival (United States Patent and Trademark Office, 2017-05-30)
      Embodiments of the present invention overcome the well-known recalcitrance of lignocellulosic biomass in an economically viable manner. A process and system are provided for the efficient fractionation of lignocellulosic ...
    • Ceramic materials with low thermal conductivity and low coefficients of thermal expansion 

      Center for Innovative Technology; Virginia Polytechnic & State University; Virginia Tech Intellectual Properties, Inc.; Kim, Jin-Sung Gook; Swanson, Robert E.; Brown, Jr., Jesse J.; Hirschfeld, Deidre A.; Liu, Dean-Mo; Yang, Yaping; Li, Tingkai; Van Aken, Steven (United States Patent and Trademark Office, 1992-04-07)
      Compositions having the general formula (Ca.sub.x Mg.sub.1-x)Zr.sub.4 (PO.sub.4).sub.6 where x is between 0.5 and 0.99 are produced by solid state and sol-gel processes. In a preferred embodiment, when x is between 0.5 and ...