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...Chester Carlson was a patent agent who tired of having to make multiple copies of patent applications using the only duplication method available at the time: carbon paper. In 1959 he came up with a new copying system and took it to IBM for evaluation. The "experts" at IBM determined potential sales to be only 5,000 units because people wouldn't want to use a bulky machine when they had carbon paper. Carlson's invention was the xerography process, the company founded on the system is Xerox.

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Class 548/204 - The chalcogen, X, is in a -C(=X)- group


Subclass of Class 548 - Organic compounds -- part of the class 532-570 series
Definition: Compounds wherein the chalcogen, X (i.e., oxygen, sulfur,
No. of patents: 675
Last issue date: 05/22/2012


1                      
NumberTitleIssue Date
8183383Protein tyrosine phosphatase 1B inhibitor, preparation methods and uses thereof
PTP1B inhibitors with the following structure (formula I). Experiments indicate that these inhibitors can effectively inhibit the activity of protein tyrosine phosphatase 1B (PTP1B). They can be used as insulin sensitisers. They can be used to prevent, delay or trea...
05/22/2012
8076490Epothilones C, D, E, and F, preparation and compositions
The present invention relates to epothilones C, D, E, and F, their preparation and their use for the production of therapeutic compositions and compositions for plant protection. ...
12/13/2011
7795444Human protein tyrosine phosphatase inhibitors and methods of use
The present disclosure relates to compounds effective as human protein tyrosine phosphatase beta (HPTP-β) inhibitors thereby regulating angiogenesis. The present disclosure further relates to compositions comprising said human protein tyrosine phosphatase beta (HPT...
09/14/2010
7763733Ritonavir analogous compound useful as retroviral protease inhibitor, preparation of the ritonavir analogous compound and pharmaceutical composition for the ritonavir analogous compound
The present invention describes a new one ritonavir analogous compound that presents significantly superior activity in inhibition of HIV protease. There are also described the usage of the ritonavir analogous compound of the present invention or salt, ester or prod...
07/27/2010
7750164Synthesis of epothilones, intermediates thereto, analogues and uses thereof
The present invention provides convergent processes for preparing epothilone A and B, desoxyepothilones A and B, and analogues thereof. Also provided are analogues related to epothilone A and B and intermediates useful for preparing same. The present invention furth...
07/06/2010
7659405Polymorph of a pharmaceutical
A new crystalline polymorph of ritonavir and methods for its use and preparation are disclosed. ...
02/09/2010
7622593Human protein tyrosine phosphatase inhibitors and methods of use
The present disclosure relates to compounds effective as human protein tyrosine phosphatase beta (HPTP-β) inhibitors thereby regulating angiogenesis. The present disclosure further relates to compositions comprising said human protein tyrosine phosphatase beta (HPT...
11/24/2009
7407959Cathepsin cysteine protease inhibitors
This invention relates to a novel class of compounds which are cysteine protease inhibitors, including but not limited to, inhibitors of cathepsins K, L, S and B. These compounds are useful for treating diseases in which inhibition of bone resorption is indicated, s...
08/05/2008
7407975Epothilone derivatives, method for producing same and their pharmaceutical use
This invention relates to the new epothilone derivatives of general formula I, in which substituents Y, Z, R2a, R2b, R3, R4a, R4b, D-E, R5, R6
08/05/2008
7375134Cathepsin cysteine protease inhibitors
This invention relates to a novel class of compounds which are cysteine protease inhibitors, including but not limited to, inhibitors of cathepsins K, L, S and B. These compounds are useful for treating diseases in which inhibition of bone resorption is indicated, s...
05/20/2008
7361769Heterocyclyls as selective melanin concentrating hormone receptor antagonists for the treatment of obesity and related disorders
The present invention discloses compounds of formula I wherein m, n, p, R1, R2 and X, are herein defined, the compounds being novel antagonists for melanin-concentrating hormone (MCH), as well as metho...
04/22/2008
7358266Cyclopropyl and cyclobutyl epothilone analogs
The invention relates to cis- and trans-12, 13-cyclopropyl and 12,13-cyclobutyl epothilones of formula I to IV wherein Ar is a radical represented by the following structure: and ...
04/15/2008
7351825Cyclopropane compounds and pharmaceutical use thereof
The present invention provides a compound having aggrecanase inhibitory activity and MMP-13 inhibitory activity, and useful as a therapeutic agent for osteoarthritis, rheumatoid arthritis and the like, more specifically, a cyclopropane compound of formula (1):
04/01/2008
7345067Aniline derivatives, their manufacture and use as pharmaceutical agents
This invention relates to compounds of the formula wherein X is N and Y is S or O; or X is S or O and Y is N; R1 is hydrogen or C1-7...
03/18/2008
7332608Anthranilamides and methods of their use
The present invention is related to a process for preparing anthranilamides of formula I, in which R(1) to R(7) have the meanings indicated herein, a process for their preparation, their use as medicaments, and p...
02/19/2008
7323573Production of polyketides
Recombinant Myxococcus host cells can be used to produce polyketides, including epothilone and epothilone analogs that can be purified from the fermentation broth and crystallized. ...
01/29/2008
7312211Pryanone compounds useful as reversible inhibitors of cysteine proteases
Disclosed are cathepsin S, K, F, L and B reversible inhibitory compounds of the formulas (Ia) and (Ib) where R2, R3, R4, R6, R8 and Y are defined herein. The compounds are useful for treating autoimmune and othe...
12/25/2007
7312237Combination of epothilone analogs and chemotherapeutic agents for the treatment of prolilferative diseases
Compositions and methods are disclosed which are useful of the treatment and prevention of proliferative disorders. ...
12/25/2007
7309709Thiazole sulfonamide compounds for the treatment of neurodegenerative disorders
The present invention relates to compounds of the Formula: wherein R1 to R6, X, Z and A are as defined. These compounds have activity inhibiting production of Aβ-peptide. The invention also...
12/18/2007
7294640Mitotic kinesin inhibitors
The present invention relates to substituted thiazole derivatives that are useful for treating cellular proliferative diseases, for treating disorders associated with KSP kinesin and MCAK activity, and for inhibiting KSP kinesin and MCAK. The invention also relates ...
11/13/2007
7265137Activator of peroxisome proliferator-activated re-ceptor δ
A compound represented by the following general formula (I): (wherein R1 represents phenyl, etc. which can have substituents selected from the group consisting of C1-8
09/04/2007
7259157N-substituted nonaryl-heterocyclo amidyl NMDA/NR2B Antagonists
Compounds represented by Formula (I): or pharmaceutically acceptable salts thereof, are effective as NMDA NR2B antagonists useful for relieving pain. ...
08/21/2007
7250412PH sensitive prodrugs of 2,6-Diisopropylphenol
The present invention is directed to water-soluble derivatives of 2,6-diisopropylphenol (Propofol). The compounds act as prodrugs of 2,6-diisopropylphenol and metabolize rapidly to Propofol thereby providing an alternative to the water-insoluble 2,6-diisopropylpheno...
07/31/2007
7244594Microbial transformation method for the preparation of an epothilone
A microbial method for the preparation of an epothilone containing a terminal hydroxyalkyl group, comprising contacting at least one epothilone having a terminal alkyl group with an enzyme or microorganism capable of catalyzing the selective hydroxylation of said al...
07/17/2007
7244725Acetyl 2-hydroxy-1, 3-diaminoalkanes
Disclosed are compounds of the formula: where variables Z, X, R15, R2, R3, and RC are defined herein. Compounds disclosed herein are inhibitors of the beta-secretase en...
07/17/2007
7241899Methods for the preparation, isolation and purification of epothilone B, and X-ray crystal structures of epothilone B
The present invention relates to improved methods for the production, isolation and purification of epothilone B. These methods include, for example, a fermentation process for the production of epothilone B, isolation via adsorption onto a resin, and subsequent pur...
07/10/2007
7241755Epothilone derivatives
The present invention relates to compounds of the formula in which the variables G, W, Q, X, Y, B1, B2, Z1, Z2, and R1–R7 are as defined herein,...
07/10/2007
7241801Viral polymerase inhibitors
A compound, represented by formula (I): wherein A, B, R1, R2, R3, R5, R6, R7, R9, and R10 are as defined herein, or an enant...
07/10/2007
7241901Process for preparing thiazole derivative and the intermediate compounds for preparing the same
The present invention provides a process for preparing thiazole derivatives of formula (XI), that activate the delta subtype of the human Peroxisome Proliferator Activated Receptor (hPPARδ), and also provides processes for compounds of formula (VI), (VII), (VIII) a...
07/10/2007
7235690Anthranilamides and methods of their use
The present invention is related to anthranilamides of formula I, in which R(1) to R(7) have the meanings indicated herein, a process for their preparation, their use as medicaments, and pharmaceutical preparations con...
06/26/2007
7229998Thiazole and oxazole derivatives as activators of human peroxisome proliferator activated receptors
The present invention provides a compound of formula (I): wherein R1–R5, R25, R26, Y and X2 are as defined herein. The compounds a...
06/12/2007
7220752Compounds active at the glucocorticoid receptor II
This invention relates to novel compounds that are liver selective glucocorticoid receptor antagonists, to methods of preparing such compounds, and to methods for using such compounds in therapy and in the regulation of metabolism, especially lowering blood glucose ...
05/22/2007
72178325-amidino-2-hydroxybenzenesulfonamide derivatives, pharmaceutical compositions containing the same and intermediates for their preparation
The present invention relates to a 5-amidino-2-hydroxybenzenesulfonamide derivative represented by the general formula: wherein R1 is a hydrogen atom or an optionally substituted lower alkyl group;
05/15/2007
7214802Anti-cytokine heterocyclic compounds
Disclosed compounds of formula (I) which inhibit production of cytokines involved in inflammatory processes and are thus useful for treating diseases and pathological conditions involving inflammation such as chr...
05/08/2007
7214678Arylsulfanyl and heteroarylsulfanyl derivatives for treating pain
According to the invention there is provided a compound the formula I; wherein A, X, B, R1, R2, R3 and R4 are as defined in the specification.
05/08/2007
7211593C12-cyano epothilone derivatives
The present invention relates to compounds useful in the treatment of cancer or other proliferative diseases represented by the formula wherein: R1, R2
05/01/2007
7211668PNA monomer and precursor
This application relates to monomers of the general formula (I) for the preparation of PNA (peptide nucleic acid) oligomers and provides method for the synthesis of both predefined sequence PNA oligomers and random sequence PNA oligomers:
05/01/2007
7208506Heteroarylethenyl derivatives, their manufacture and use as pharmaceutical agents
The present invention relates to compounds of formula I wherein R1, R2 and R3 are defined herein, their pharmaceutically acceptable salts, enantiomeric forms, diastereoisomers and...
04/24/2007
RE39575Substituted thioacetamides
The present invention is directed to chemical compositions of substituted thioacetamides, processes for the preparation thereof and uses of the compositions in the treatment of diseases. ...
04/17/2007
7205413Solvates and polymorphs of ritonavir and methods of making and using the same
Novel solvates and crystal polymorphs of Ritonavir are disclosed, as well as methods of making them. Specific solvates of the compound include a formamide solvate and a partially desolvated solvate. Also disclosed are methods of making previously known forms of Rito...
04/17/2007
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