"Transmission of documents via telephone wires is possible in principle, but the apparatus required is so expensive that it will never become a practical proposition."
Dennis Gabor, British physicist
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| Number | Title | Issue Date |
| 7638609 | Trisazo-dyestuffs A compound of Formula (1) or salt thereof: wherein: A is optionally substituted phenyl or naphthyl; B is optionally substituted phenylene or naphthylene; ... | 12/29/2009 |
| 7399434 | Rare metal compounds and mixtures of these An article of manufacture marked with compositions comprising rare earth metal compounds which, due to their luminescence when irradiated with UV light, are suitable in particular for the marking of security-relevant items, such as documents or data carriers. ... | 07/15/2008 |
| 7198732 | Rare earth metal compounds and mixtures of these Rare earth metal compounds are described which, due to their luminescence when irradiated with UV light, are suitable in particular for the marking of security-relevant items, such as documents or data carriers. ... | 04/03/2007 |
| 7122529 | Compounds that release nitric oxide at controlled rates upon photolysis Chemical compounds which release nitric oxide in a controlled manner upon photolysis with light are provided. These compounds are O2-benzyl, O2-naphthylmethyl and O2-naphthylallyl substituted diazeniumdiolates. Also provided are meth... | 10/17/2006 |
| 7109249 | Composition containing a cross-linkable matrix precursor and a poragen, and porous matrix prepared therefrom A suitable cross-linkable matrix precursor and a poragen can be treated to form a porous cross-linked matrix having a Tg of greater than 300° C. The porous matrix material has a lower dielectric constant than the corresponding non-porous matrix material,... | 09/19/2006 |
| 6972334 | Bathophenathroline compound and process for preparing same A novel bathophenanthroline compound of the general formula [I] or [II] is provided wherein R1 and R2 may be the same or different and independently represent a linear, branched or cyclic, saturate... | 12/06/2005 |
| 6949537 | PI-3 kinase inhibitor prodrugs The invention provides novel prodrugs of inhibitors of PI-3 kinase. The novel compounds are LY294002 and analogs thereof comprising a reversibly quaternized amine. ... | 09/27/2005 |
| 6911433 | O2-glycosylated 1-substituted diazen-1-ium-1,2-diolates Provided are O2-glycosylated 1-substituted diazen-1-ium-1,2-diolates (O2-glycosylated diazeniumdiolates) having the formula: in which R is a saccharide, which is attached to the O2 of t... | 06/28/2005 |
| 6284220 | Noninvasive imaging of nucleic acid vectors Nucleic acid-imaging compositions and methods for noninvasive imaging of a nucleic acid introduced into somatic tissues of an animal or human are disclosed. The noninvasive imaging enables quantitative assessment of the biodistribution of the introduced n... | 09/04/2001 |
| 6168776 | Alkyl, alkenyl and alkynyl Chrysamine G derivatives for the antemortem diagnosis of Alzheimer's disease and in vivo imaging and prevention of amyloid deposition Amyloid binding compounds which are non-azo derivatives of Chrysamine G, pharmaceutical compositions containing, and methods using such compounds to identify Alzheimer's brain in vivo and to diagnose other pathological conditions characterized by amyloido... | 01/02/2001 |
| 6133259 | Alkyl, alkenyl and alkynyl chrysamine G derivatives for inhibition of cell degeneration and toxicity associated with amyloid deposition Amyloid binding compounds which are non-azo derivatives of Chrysamine G, pharmaceutical compositions containing, and methods using such compounds to identify Alzheimer's brain in vivo and to diagnose other pathological conditions characterized by amyloido... | 10/17/2000 |
| 5889161 | N,N'-azobis-nitroazoles and analogs thereof as igniter compounds for use in energetic compositions Novel energetic compounds are provided comprising N,N'-azobis-nitroazoles or analogs thereof. The compounds are useful as igniter materials in a variety of energetic compositions, particularly gas-generating compositions for inflating automobile or aircra... | 03/30/1999 |
| 5814656 | Selective prevention of organ injury is sepsis and shock using selective release of nitric oxide vulnerable organs A method for the treatment of mammalian tissue injured or at risk of injury during sepsis or shock including the administration to a mammal a diazeniumdiolate which releases a therapeutically effective amount of nitric oxide sufficient to protect the tiss... | 09/29/1998 |
| 5808038 | Bistriazenes as chemotherapeutic agents The present invention is directed to bistriazene compounds, pharmaceutical compositions containing effective anti-cancer amounts of these compounds, a method for treating cancer comprising administering to affected subjects an anti-cancer effective amount... | 09/15/1998 |
| 5731301 | Bistriazenes as chemotherapeutic agents The present invention is directed to bistriazene compounds, pharmaceutical compositions containing effective anti-cancer amounts of these compounds, a method for treating cancer comprising administering to affected subjects an anti-cancer effective amount... | 03/24/1998 |
| 5672593 | Bistriazenes as chemotherapeutic agents The present invention is directed to bistriazene compounds, pharmaceutical compositions containing effective anti-cancer amounts of these compounds, a method for treating cancer comprising administering to affected subjects an anti-cancer effective amount... | 09/30/1997 |
| 5618928 | Triazenyl-substituted phenyl pyrimidines and their use in therapy Compounds of formula I: ##STR1## wherein R1, R2, R3 and R4 are each independently hydrogen, alkyl or acyl, R5 is alkyl, X represents a hydrophobic substituent and n is an integer from 1 to 3, and... | 04/08/1997 |
| 5496961 | Triazene oxide-transition metal complexes as hydrosilylation catalysts Organosilicon compounds having Si-bonded hydrogen atoms are reacted with organic compounds having aliphatic multiple bonds in the presence of triazene oxide-transition metal complexes. The triazene oxide-transition metal complexes are activated by heating... | 03/05/1996 |
| 5438122 | Triazene dyes for use in thermal transfer printing The present invention provides triazene dyes according to formula (I) for use in thermal transfer printing: A--N.dbd.N--NR1 R2 (I) wherein A is the residue of a diazotisable heteroaromatic amine, R1 ... | 08/01/1995 |
| 5426200 | Organosiloxane-bonded transition metal complexes Organosiloxanes comprising at least one chemically bonded transition metal complex of Pt, Pd, Rh, Ru, Os or Ir, having a triazene, tetrazene, tetrazdiene, pentazdiene or triazene oxide ligand and are used as hydrosilylation catalysts that can be activated... | 06/20/1995 |
| 5420254 | Disperse dyes A compound of the formula I ##STR1## in which D is a diazo component, K is an aromatic group of formula a, b or c, ##STR2## Y is C2-3 alkylene and the remaining symbols are as defined in the specification. These compounds are useful f... | 05/30/1995 |
| 5356857 | Triazene dyes for use in thermal transfer printing The present invention provides triazene dyes according to formula (I) for use in thermal transfer printing: A--N.dbd.N--NR1 R2 (I) wherein A is the residue of a diazotizable heteroaromatic amine, R1 ... | 10/18/1994 |
| 5328993 | Cationic triazatrimethine dyestuffs The new cationic triazatrimethine dyestuffs of the formula ##STR1## wherein the substituents B, Z, R2 and An.crclbar. have the meaning given in the description, are suitable for dyeing and printing naturally occurring and synth... | 07/12/1994 |
| 5317016 | Pyrrolidylthiocarbapenem derivative A pyrrolidylthiocarbapenem derivative represented by Formula I is provided: ##STR1## wherein R1 is hydrogen or lower alkyl; R2, R3 and R4 are hydrogen, lower alkyl which can be substituted or an amino protecting... | 05/31/1994 |
| 5262526 | Fluorescent compound, complex, reagent, and specific binding assay employing said reagent A fluorescent compound, which is readily capable of forming a stable complex with a rare-earth metal ion having fluorescence with satisfactory intensity even in an aqueous system and long fluorescence lifetime when formed a complex with the rare-earth met... | 11/16/1993 |
| 5235044 | Compounds having oxadiazole and triazene moieties, crosslinkable polymers therefrom, and methods therefor A composition having the structure ##STR1## wherein --R' is --F or --Cl, each --R", which may be the same or different, is independently selected from the group consisting of C1 -C6 alkyl or hydroxyalkyl moieties and aryl moieti... | 08/10/1993 |
| 4952685 | Detectable molecules, method of preparation and use A detectable molecule of the formula A3 --(--X--R1 --E--Detb)m where A3 is A2 or a polymer, where A3 has at least one modifiable reactive group selected from the group consisting of amino,... | 08/28/1990 |
| 4764598 | Precursors to radiopharmaceutical agents for tissue imaging A class of radiolabeled compounds to be used in tissue imaging that exhibits rapid brain uptake, good brain:blood radioactivity ratios, and long retention times. The imaging agents are more specifically radioiodinated aromatic amines attached to dihydropy... | 08/16/1988 |
| 4678497 | Triazine-substituted herbicidal azobenzenesulfonamides Triazine-substituted azobenzenesulfonamides useful as preemergent and postemergent herbicides, selected from compounds of Formulae I or II ##STR1## or agriculturally suitable salts thereof, wherein R, R1, R2, R3 and A... | 07/07/1987 |
| 4585470 | Herbicidal azobenzenesulfonamides Azobenzenesulfonamides such as 2-[4-(dimethylamino)phenylazo]-N-[(4-methoxy-6-methylpyrimidin-2-yl)aminoc arbonyl]benzenesulfonamide are useful as preemergent and postemergent herbicides.... | 04/29/1986 |
| 4432897 | Cationic thiadiazolyl triazene dyestuffs The cationic triazene dyestuffs of the general formula ##STR1## wherein B denotes alkylmercapto, arylmercapto or a radical of the formula ##STR2## R denotes hydrogen or an alkyl, alkenyl, acyl, cycloalkyl, aryl, aralkyl, amino, alkylamino, dial... | 02/21/1984 |
| 4382801 | Process for spin dyeing polymers or copolymers of acrylonitrile with quaternized heterocyclic diazo dye and tetrafluoro-borate anion The invention relates to a process for spin dyeing polymers of acrylonitrile or copolymers containing predominantly acrylonitrile, which process comprises adding to the spinning solution a monocationic dye salt of the formula ##STR1## wherein D ... | 05/10/1983 |
| 4328220 | Non-dusty pulverulent and granulated organic dye preparations Non-dusting pulverulent or granulated dye preparations are provided which contain (1) an organic dye, (2) a non-ionic compound having a hydrotropic action and at least one of the components (3) or (4), component (3) being a reaction product of a fatty aci... | 05/04/1982 |
| 4221709 | Azo pigments Azo pigments having the formula ##STR1## wherein X represents hydrogen or halogen atom; n represents an integer of 1 to 4; R1 represents a substituted or unsubstituted aromatic group; R2 represents a moiety of a coupling compone... | 09/09/1980 |
| 4140682 | Bis[3-(2,4-dioxoimidazolidinyl)]diazene The compound bis[3-(2,4-dioxoimidazolidinyl)]diazene possesses activity as an antifungal agent.... | 02/20/1979 |
| 4137227 | 1-Alkyl-1,4-dihydro-4-oxo-7-triazenyl-3-quinolinecarboxylic acids Compounds useful as antibacterial agents are 1-R-1,4-dihydro-4-oxo-7-(BN--N.dbd.N)-3-quinolinecarboxylic acids (I), wherein: (a) BN is dimethylamino where R is methyl, ethyl, n-propyl, n-butyl, n-pentyl or n-octyl; (b) BN is diethylamino where R is n-prop... | 01/30/1979 |
| 4137226 | 3,3-(1,1'-Biphenyl-2,2'-diyl)-1-(4-methylphenyl)-1-triazene A novel triazene compound which upon thermal or photochemical decomposition provides free radicals for polymer initiation and methods using same.... | 01/30/1979 |
| 4117066 | Novel process for the complete isolation and rapid drying of solids from suspensions A novel process for the complete isolation and rapid drying of a solid, or mixtures of solids, from a suspension, is described in that there is added to the aqueous or organic suspension containing said solid an additional liquid, or a mixture of such liq... | 09/26/1978 |
| 4098948 | Chemical composition An image producing system is provided which comprises paper impregnated or coated with a dispersion of a color former in a mixture of water and a water-miscible organic solvent for the color former; and a carrier material impregnated with a solution of an... | 07/04/1978 |
| 4092305 | Alkyl triazeno uracil compounds and method of preparation thereof 5-ALKYL TRIAZENO URACIL COMPOUNDS AND DERIVATIVES THEREOF WERE SYNTHESIZED BY REACTING AN ALKYL AMINE SUCH AS DIMETHYLAMINE WITH A METHONAL ADDUCT OF 5-DIAZOURACIL AND NUCLEOSIDES THEREOF, UNDER STRINGENT REACTION CONDITIONS TO YIELD THE DESIRED COMPOUNDS... | 05/30/1978 |