Patents by Inventor Vindhya Salwatura
Vindhya Salwatura has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 8883437Abstract: The invention relates to the use of a compound having formula (I) as an enzymatic substrate for the detection of a nitroreductase activity, wherein: W1, W2, W3 and W4 are independently H, Br, Cl, F, I, alkyl, alkoxy, thiomethyl, perfluoroalkyl, nitro, cyano, carboxyl (including the esters or amides thereof) or any combination of same; n=0, 1 or 2; X is NR, CZ5Z6, S or O, R being H, alkyl, aralkyl, aryl, alkanoic or alkylsulphonic, Z5 and Z6 being an alkyl; Y is N or N+R, R being alkyl, aralkyl, aryl, alkanoic or alkylsulphonic; Z1, Z2, Z3 and Z4 are independently H, Br, Cl, F, I, alkyl, aryl, alkoxy, perfluoroalkyl, nitro, cyano, carboxyl, sulphonyl, including the sulphonyl or carboxyl amides or esters thereof, and the salts of same.Type: GrantFiled: July 29, 2010Date of Patent: November 11, 2014Assignee: bioMérieux S.A.Inventors: Olivier Fabrega, Arthur James, Sylvain Orenga, John Perry, Vindhya Salwatura, Stephen Stanforth
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Patent number: 8592174Abstract: The present invention relates to the use of a compound of the following formula (I), as an enzyme substrate for the detection of a peptidase activity or as a pH indicator: according to which: Y1 is a peptide, H or an alkyl; W1, W2, W3 and W4 are independently H, Br, Cl, F, I, alkyl, alkoxy, thiomethyl, perfluoroalkyl, nitro, cyano, carboxyl (including the esters or amides thereof) or any combination thereof; n=0, 1 or 2; U is N or N+R and V is CZ6N or N+R or else V is N or N+R and U is CZ6; R is H, alkyl, aralkyl, aryl, alkanoyl or alkylsulfonyl; Z1, Z2, Z3, Z4 and Z5 are independently H, Br, Cl, F, I, alkyl, aryl, alkoxy, perfluoroalkyl, nitro, cyano, carboxyl, sulfonyl, including the carboxyl or sulfonyl esters or amides, and salts thereof.Type: GrantFiled: July 28, 2010Date of Patent: November 26, 2013Assignee: bioMérieux, S.A.Inventors: Olivier Fabrega, Arthur James, Sylvain Orenga, John Perry, Vindhya Salwatura, Stephen Stanforth
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Patent number: 8592175Abstract: The invention relates to the use of a compound having formula (I) as an enzymatic substrate for the detection of a nitroreductase activity, wherein: W1, W2, W3 and W4 are independently H, Br, Cl, F, I, alkyl, alkoxy, thiomethyl, perfluoroalkyl, nitro, cyano, carboxyl (including the esters or amides thereof) or any combination of same; n=0, 1 or 2; U is N or N+R and V is CZ6N or N+R or V is N or N+R and U is CZ6, R being H, alkyl, aralkyl, aryl, alkanoic or alkylsulphonic; and Z1, Z2, Z3, Z4, Z5 and Z6 are independently H, Br, Cl, F, I, alkyl, aryl, alkoxy, perfluoroalkyl, nitro, cyano, carboxyl, sulphonyl, including the sulphonyl or carboxyl amides or esters thereof, and the salts of same.Type: GrantFiled: July 29, 2010Date of Patent: November 26, 2013Assignee: bioMérieux, S.A.Inventors: Olivier Fabrega, Arthur James, Sylvain Orenga, John Perry, Vindhya Salwatura, Stephen Stanforth
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Patent number: 8535902Abstract: The present invention relates to the use of a compound of the following formula (I) for detecting a peptidase activity and/or a variation in pH: according to which: Y1 is a peptide, H or an alkyl; W1, W2, W3 and W4 are independently H, Br, Cl, F, I, alkyl, alkoxy, thiomethyl, perfluoroalkyl, nitro, cyano, carboxyl (including the esters or amides thereof) or any combination thereof; n=0, 1 or 2; X is NR, CZ5Z6, S or O, R being H, alkyl, aralkyl, aryl, alkanoyl or alkylsulfonyl, Z5 and Z6 being an alkyl; Y is N or N+R, R being alkyl, aralkyl, aryl, alkanoyl or alkylsulfonyl; Z1, Z2, Z3 and Z4 being independently H, Br, Cl, F, I, alkyl, aryl, alkoxy, perfluoroalkyl, nitro, cyano, carboxyl, sulfonyl, including the carboxyl or sulfonyl esters or amides, and salts thereof.Type: GrantFiled: July 27, 2010Date of Patent: September 17, 2013Assignee: bioMërieux, S.A.Inventors: Olivier Fabrega, Arthur James, Sylvain Orenga, John Perry, Vindhya Salwatura, Stephen Stanforth
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Patent number: 8535903Abstract: The invention relates to the use of a compound having formula (I) as an enzymatic substrate for the detection of a nitroreductase activity or as an enzymatic substrate for the detection of a nitroreductase activity and indicator of pH, wherein: W1, W2, W3 and W4 are independently H, Br, Cl, F, I, alkyl, alkoxy, thiomethyl, perfluoroalkyl, nitro, cyano, carboxyl (including the esters or amides thereof) or any combination of same; n=0, 1 or 2; U and V are N, N+R, CZ4, R being H, alkyl, aralkyl, aryl, alkanoic or alkylsulphonic, preferably if U is CZ4, V is N or N+R and, if V is CZ4, U is N or N+R; and Z1, Z2, Z3 and Z4 are independently H, Br, Cl, F, I, alkyl, aryl, alkoxy, perfluoroalkyl, nitro, cyano, carboxyl, sulphonyl, including the sulphonyl or carboxyl amides or esters thereof, and the salts of same.Type: GrantFiled: July 29, 2010Date of Patent: September 17, 2013Assignee: BioMerieux, S.A.Inventors: Arthur James, Sylvain Orenga, John Perry, Vindhya Salwatura, Stephen Stanforth
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Patent number: 8535901Abstract: The present invention relates to the use of a compound of the following formula (I) for detecting a peptidase activity and/or a variation in pH: according to which: Y1 is a peptide, H or an alkyl; W1, W2, W3 and W4 are independently H, Br, Cl, F, I, alkyl, alkoxy, thiomethyl, perfluoroalkyl, nitro, cyano, carboxyl (including the esters or amides thereof) or any combination thereof; n=0, 1 or 2; U and V are N, N+R or CZ4, R being H, alkyl, aralkyl, aryl, alkanoyl or alkylsulfonyl; Z1, Z2, Z3 and Z4 being independently H, Br, Cl, F, I, alkyl, aryl, alkoxy, perfluoroalkyl, nitro, cyano, carboxyl, sulfonyl, including the carboxyl or sulfonyl esters or amides, and salts thereof.Type: GrantFiled: July 28, 2010Date of Patent: September 17, 2013Assignee: bioMérieux, S.A.Inventors: Arthur James, Sylvain Orenga, John Perry, Vindhya Salwatura, Stephen Stanforth
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Publication number: 20120129203Abstract: The present invention relates to the use of a compound of the following formula (I) for detecting a peptidase activity and/or a variation in pH: according to which: Y1 is a peptide, H or an alkyl; W1, W2, W3 and W4 are independently H, Br, Cl, F, I, alkyl, alkoxy, thiomethyl, perfluoroalkyl, nitro, cyano, carboxyl (including the esters or amides thereof) or any combination thereof; n=0, 1 or 2; X is NR, CZ5Z6, S or O, R being H, alkyl, aralkyl, aryl, alkanoyl or alkylsulfonyl, Z5 and Z6 being an alkyl; Y is N or N+R, R being alkyl, aralkyl, aryl, alkanoyl or alkylsulfonyl; Z1, Z2, Z3 and Z4 being independently H, Br, Cl, F, I, alkyl, aryl, alkoxy, perfluoroalkyl, nitro, cyano, carboxyl, sulfonyl, including the carboxyl or sulfonyl esters or amides, and salts thereof.Type: ApplicationFiled: July 27, 2010Publication date: May 24, 2012Applicant: bioMerieux, SAInventors: Olivier Fabrega, Arthur James, Sylvain Orenga, John Perry, Vindhya Salwatura, Stephen Stanforth
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Publication number: 20120129205Abstract: The invention relates to the use of a compound having formula (I) as an enzymatic substrate for the detection of a nitroreductase activity or as an enzymatic substrate for the detection of a nitroreductase activity and indicator of pH, wherein: W1, W2, W3 and W4 are independently H, Br, Cl, F, I, alkyl, alkoxy, thiomethyl, perfluoroalkyl, nitro, cyano, carboxyl (including the esters or amides thereof) or any combination of same; n=0, 1 or 2; U and V are N, N+R, CZ4, R being H, alkyl, aralkyl, aryl, alkanoic or alkylsulphonic, preferably if U is CZ4, V is N or N+R and, if V is CZ4, U is N or N+R; and Z1, Z2, Z3 and Z4 are independently H, Br, Cl, F, I, alkyl, aryl, alkoxy, perfluoroalkyl, nitro, cyano, carboxyl, sulphonyl, including the sulphonyl or carboxyl amides or esters thereof, and the salts of same.Type: ApplicationFiled: July 29, 2010Publication date: May 24, 2012Applicant: bioMerieuxInventors: Arthur James, Sylvain Orenga, John Perry, Vindhya Salwatura, Stephen Stanforth
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Publication number: 20120129204Abstract: The invention relates to the use of a compound having formula (I) as an enzymatic substrate for the detection of a nitroreductase activity, wherein: W1, W2, W3 and W4 are independently H, Br, Cl, F, I, alkyl, alkoxy, thiomethyl, perfluoroalkyl, nitro, cyano, carboxyl (including the esters or amides thereof) or any combination of same; n=0, 1 or 2; U is N or N+R and V is CZ6 N or N+R or V is N or N+R and U is CZ6, R being H, alkyl, aralkyl, aryl, alkanoic or alkylsulphonic; and Z1, Z2, Z3, Z4, Z5 and Z6 are independently H, Br, Cl, F, I, alkyl, aryl, alkoxy, perfluoroalkyl, nitro, cyano, carboxyl, sulphonyl, including the sulphonyl or carboxyl amides or esters thereof, and the salts of same.Type: ApplicationFiled: July 29, 2010Publication date: May 24, 2012Applicant: bioMerieux, SAInventors: Olivier Fabrega, Arthur James, Sylvain Orenga, John Perry, Vindhya Salwatura, Stephen Stanforth
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Publication number: 20120122137Abstract: The invention relates to the use of a compound having formula (I) as an enzymatic substrate for the detection of a nitroreductase activity, wherein: W1, W2, W3 and W4 are independently H, Br, Cl, F, I, alkyl, alkoxy, thiomethyl, perfluoroalkyl, nitro, cyano, carboxyl (including the esters or amides thereof) or any combination of same; n=0, 1 or 2; X is NR, CZ5Z6, S or O, R being H, alkyl, aralkyl, aryl, alkanoic or alkylsulphonie, Z5 and Z6 being an alkyl; Y is N or N+R, R being alkyl, aralkyl, aryl, alkanoic or alkylsulphonic; Z1, Z2, Z3 and Z4 are independently H, Br, Cl, F, I, alkyl, aryl, alkoxy, perfluoroalkyl, nitro, cyano, carboxyl, sulphonyl, including the sulphonyl or carboxyl amides or esters thereof, and the salts of same.Type: ApplicationFiled: July 29, 2010Publication date: May 17, 2012Applicant: bioMérieux S.A.Inventors: Olivier Fabrega, Arthur James, Sylvain Orenga, John Perry, Vindhya Salwatura, Stephen Stanforth
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Publication number: 20120122135Abstract: The present invention relates to the use of a compound of the following formula (I), as an enzyme substrate for the detection of a peptidase activity or as a pH indicator: according to which: Y1 is a peptide, H or an alkyl; W1, W2, W3 and W4 are independently H, Br, Cl, F, I, alkyl, alkoxy, thiomethyl, perfluoroalkyl, nitro, cyano, carboxyl (including the esters or amides thereof) or any combination thereof; n=0, 1 or 2; U is N or N+R and V is CZ6N or N+R or else V is N or N+R and U is CZ6; R is H, alkyl, aralkyl, aryl, alkanoyl or alkylsulfonyl; Z1, Z2, Z3, Z4 and Z5 are independently H, Br, Cl, F, I, alkyl, aryl, alkoxy, perfluoroalkyl, nitro, cyano, carboxyl, sulfonyl, including the carboxyl or sulfonyl esters or amides, and salts thereof.Type: ApplicationFiled: July 28, 2010Publication date: May 17, 2012Applicant: bioMerieux, SAInventors: Olivier Fabrega, Arthur James, Sylvain Orenga, John Perry, Vindhya Salwatura, Stephen Stanforth
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Publication number: 20120122134Abstract: The present invention relates to the use of a compound of the following formula (I) for detecting a peptidase activity and/or a variation in pH: according to which: Y1 is a peptide, H or an alkyl; W1, W2, W3 and W4 are independently H, Br, Cl, F, I, alkyl, alkoxy, thiomethyl, perfluoroalkyl, nitro, cyano, carboxyl (including the esters or amides thereof) or any combination thereof; n=0, 1 or 2; U and V are N, N+R or CZ4, R being H, alkyl, aralkyl, aryl, alkanoyl or alkylsulfonyl; Z1, Z2, Z3 and Z4 being independently H, Br, Cl, F, I, alkyl, aryl, alkoxy, perfluoroalkyl, nitro, cyano, carboxyl, sulfonyl, including the carboxyl or sulfonyl esters or amides, and salts thereof.Type: ApplicationFiled: July 28, 2010Publication date: May 17, 2012Applicant: BIOMERIEUX SAInventors: Arthur James, Sylvain Orenga, John Perry, Vindhya Salwatura, Stephen Stanforth