Patents by Inventor Ila Sircar

Ila Sircar 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).

  • Patent number: 6281217
    Abstract: Disclosed is a novel class of thiazole, thiadiazole, and oxadiazole compounds which are substituted at their nuclear carbons by aromatic moieties. These compounds exhibit antifungal activity against a variety of fungi including strains which have proven to be resistant to treatment with known antifungal agents such as Fluconazole.
    Type: Grant
    Filed: December 5, 2000
    Date of Patent: August 28, 2001
    Inventors: Dingwei Tim Yu, Orest Taras Macina, Ila Sircar, Jagadish Chandra Sircar, Christopher Mark Riviello
  • Patent number: 6277873
    Abstract: Disclosed is a novel class of thiazole, thiadiazole, and oxadiazole compounds which are substituted at their nuclear carbons by aromatic moieties. These compounds exhibit antifungal activity against a variety of fungi including strains which have proven to be resistant to treatment with known antifungal agents such as Fluconazole.
    Type: Grant
    Filed: December 5, 2000
    Date of Patent: August 21, 2001
    Inventors: Dingwei Tim Yu, Orest Taras Macina, Ila Sircar, Jagadish Chandra Sircar, Christopher Mark Riviello
  • Publication number: 20010000512
    Abstract: Disclosed is a novel class of thiazole, thiadiazole, and oxadiazole compounds which are substituted at their nuclear carbons by aromatic moieties. These compounds exhibit antifungal activity against a variety of fungi including strains which have proven to be resistant to treatment with known antifungal agents such as Fluconazole.
    Type: Application
    Filed: December 5, 2000
    Publication date: April 26, 2001
    Inventors: Dingwei Tim Yu, Orest Taras Macina, Ila Sircar, Jagadish Chandra Sircar, Christopher Mark Riviello
  • Publication number: 20010000178
    Abstract: Disclosed is a novel class of thiazole, thiadiazole, and oxadiazole compounds which are substituted at their nuclear carbons by aromatic moieties. These compounds exhibit antifungal activity against a variety of fungi including strains which have proven to be resistant to treatment with known antifungal agents such as Fluconazole.
    Type: Application
    Filed: December 5, 2000
    Publication date: April 5, 2001
    Inventors: Dingwei Tim Yu, Orest Taras Macina, Ila Sircar, Jagadish Chandra Sircar, Christopher Mark Riviello
  • Publication number: 20010000177
    Abstract: Disclosed is a novel class of thiazole, thiadiazole, and oxadiazole compounds which are substituted at their nuclear carbons by aromatic moieties. These compounds exhibit antifungal activity against a variety of fungi including strains which have proven to be resistant to treatment with known antifungal agents such as Fluconazole.
    Type: Application
    Filed: December 5, 2000
    Publication date: April 5, 2001
    Inventors: Dingwei Tim Yu, Orest Taras Macina, Ila Sircar, Jagadish Chandra Sircar, Christopher Mark Riviello
  • Patent number: 6156776
    Abstract: Disclosed is a novel class of thiazole, thiadiazole, and oxadiazole compounds which are substituted at their nuclear carbons by aromatic moieties. These compounds exhibit antifungal activity against a variety of fungi including strains which have proven to be resistant to treatment with known antifungal agents such as Fluconazole.
    Type: Grant
    Filed: March 25, 1999
    Date of Patent: December 5, 2000
    Inventors: Dingwei Tim Yu, Orest Taras Macina, Ila Sircar, Jagadish Chandra Sircar, Christopher Mark Riviello
  • Patent number: 5643879
    Abstract: The invention concerns novel renin-inhibitory compounds which contain an amino-substituted heterocycle at the P.sub.2 position. These are useful for treating renin-associated hypertension, congestive heart failure, glaucoma, hyperaldosteronism, and diseases caused by retroviruses including HTLV-I and -III. Processes for preparing the compounds, compositions containing them, and methods of using them are included. Also included is a diagnostic method which uses the compounds to determine the presence of renin-associated hypertension, or hyperaldosteronism.
    Type: Grant
    Filed: May 15, 1995
    Date of Patent: July 1, 1997
    Assignee: Warner-Lambert Company
    Inventors: Cleo Connolly, Annette Marion Doherty, Harriet Wall Hamilton, William Chester Patt, Ila Sircar
  • Patent number: 5453488
    Abstract: The invention concerns novel renin-inhibitory compounds which contain an amino-substituted heterocycle at the P.sub.2 position. These are useful for treating renin-associated hypertension, congestive heart failure, glaucoma, hyperaldosteronism, and diseases caused by retroviruses including HTLV-I and -III. Processes for preparing the compounds, compositions containing them, and methods of using them are included. Also included is a diagnostic method which uses the compounds to determine the presence of renin-associated hypertension, or hyperaldosteronism.
    Type: Grant
    Filed: March 26, 1993
    Date of Patent: September 26, 1995
    Assignee: Warner-Lambert Company
    Inventors: Cleo Connolly, Annette M. Doherty, Harriet W. Hamilton, William C. Patt, Ila Sircar
  • Patent number: 5389661
    Abstract: This invention relates to novel substituted imidazole and triazole derivatives which antagonize the binding of angiotensin II to its receptors. The compounds are useful in the treatment of hypertension, heart failure, glaucoma, and hyperaldosteronism. Methods of making the compounds, novel intermediates useful in the preparation of the compounds, pharmaceutical compositions containing the compounds, and methods of using them are also covered.
    Type: Grant
    Filed: February 10, 1994
    Date of Patent: February 14, 1995
    Assignee: Warner-Lambert Company
    Inventors: Ila Sircar, Jagadish C. Sircar
  • Patent number: 5322950
    Abstract: This invention relates to novel substituted imidazole and triazole derivatives which antagonize the binding of angiotensin II to its receptors. The compounds are useful in the treatment of hypertension, heart failure, glaucoma, and hyperaldosteronism. Methods of making the compounds, novel intermediates useful in the preparation of the compounds, pharmaceutical compositions containing the compounds, and methods of using them are also covered.
    Type: Grant
    Filed: December 4, 1992
    Date of Patent: June 21, 1994
    Assignee: Warner-Lambert Company
    Inventors: Ila Sircar, Jagadish C. Sircar
  • Patent number: 5288851
    Abstract: The invention concerns novel renin-inhibitory peptides which are useful for treating renin-associated hypertension, congestive heart failure, hyperaldosteronism and diseases caused by retroviruses including HTLV-I and -III. Processes for preparing the peptides, novel intermediates useful in the preparation thereof, compositions containing them, and methods of using them are included. Also included is a diagnostic method which uses the compounds to determine the presence of renin-associated hypertension, congestive heart failure, or hyperaldosteronism.
    Type: Grant
    Filed: August 4, 1992
    Date of Patent: February 22, 1994
    Assignee: Warner-Lambert Company
    Inventors: Annette M. Doherty, Harriet W. Hamilton, John C. Hodges, Joseph T. Repine, Ila Sircar
  • Patent number: 5260278
    Abstract: The invention concerns novel renin-inhibitory peptides which are useful for treating renin-associated hypertension, congestive heart failure, hyperaldosteronism, and diseases caused by retroviruses including HTLV-I and -III. Processes for preparing the peptides, compositions containing them, and methods of using them are included. Also included is a diagnostic method which uses the compounds to determine the presence of renin-associated hypertension, or hyperaldosteronism.
    Type: Grant
    Filed: April 1, 1991
    Date of Patent: November 9, 1993
    Assignee: Warner-Lambert Company
    Inventors: Richard Himmelsbach, John C. Hodges, James S. Kaltenbronn, William C. Patt, Joseph T. Repine, Ila Sircar
  • Patent number: 5242939
    Abstract: This invention relates to anilide derivatives of Formula I ##STR1## which antagonize the binding of angiotensin II to its receptors. The compounds are useful in the treatment of hypertension, heart failure, glaucoma, and hyperaldosteronism. Methods of making the compounds, novel intermediates useful in the preparation of the compounds, compositions containing the compounds and methods of using them are also covered.
    Type: Grant
    Filed: September 13, 1991
    Date of Patent: September 7, 1993
    Assignee: Warner-Lambert Company
    Inventor: Ila Sircar
  • Patent number: 5238923
    Abstract: The invention concerns novel renin-inhibitory compounds which contain an amino-substituted heterocycle at the P.sub.2 position. These are useful for treating renin-associated hypertension, congestive heart failure, glaucoma, hyperaldosteronism, and diseases caused by retroviruses including HTLV-I and -III. Processes for preparing the compounds, compositions containing them, and methods of using them are included. Also included is a diagnostic method which uses the compounds to determine the presence of renin-associated hypertension, or hyperaldosteronism.
    Type: Grant
    Filed: April 25, 1990
    Date of Patent: August 24, 1993
    Assignee: Warner-Lambert Company
    Inventors: Cleo Connolly, Annette M. Doherty, Harriet W. Hamilton, William C. Patt, Ila Sircar
  • Patent number: 5162527
    Abstract: The invention concerns novel renin-inhibitory peptides which are useful for treating renin-associated hypertension, congestive heart failure, hyperaldosteronism and diseases caused by retroviruses including HTLV-I and -III. Processes for preparing the peptides, novel intermediates useful in the preparation thereof, compositions containing them, and methods of using them are included. Also included is a diagnostic method which uses the compounds to determine the presence of renin-associated hypertension, congestive heart failure, or hyperaldosteronism.
    Type: Grant
    Filed: March 27, 1991
    Date of Patent: November 10, 1992
    Assignee: Warner-Lambert Company
    Inventors: Annette M. Doherty, Harriet W. Hamilton, John C. Hodges, Joseph T. Repine, Ila Sircar
  • Patent number: 5153226
    Abstract: The present invention are novel amino acid amide compounds of the following general formula which inhibit the enzyme acylcoenzyme A:cholesterol acyltransferase: ##STR1## wherein R is phenyl or 1- or 2-naphthyl which are unsubstituted or may be substituted; R.sub.1 is hydrogen or a straight or branched alkyl group having from 1 to 6 carbon atoms; R.sub.2 is hydrogen, an aliphatic group, an aromatic group, an aralkyl or diarylalkyl group or R.sub.1 and R.sub.2 form a carbocyclic group; R.sub.3 is hydrogen, an aliphatic group, an aralkyl group wherein the alkyl moiety may contain a carbocyclic entity; R.sub.4 is hydrogen, an aliphatic group, SO.sub.2 R.sub.14, --C(.dbd.S)NHR.sub.15, --CO.sub.2 R.sub.15, --COR.sub.18, or --C(.dbd.O)NHR.sub.15 wherein R.sub.14 is morpholino, phenyl or substituted phenyl; R.sub.15 is an alkyl group, phenyl or phenylalkyl wherein the phenyl group may be substituted; and R.sub.18 is the same is R.sub.15 or is halo-substituted alkyl, 9-fluoroenylmethylene or pyrrolidino.
    Type: Grant
    Filed: July 30, 1990
    Date of Patent: October 6, 1992
    Assignee: Warner-Lambert Company
    Inventors: Alexander W. Chucholowski, Mark W. Creswell, William H. Roark, Ila Sircar
  • Patent number: 5124347
    Abstract: The present invention is for selected novel compounds which are indoles substituted at the 3-position with [3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl]methylene as well as pharmaceutical compositions and methods of use thereof. These compounds have activity useful in treating allergies, arthritis, and inflammation.
    Type: Grant
    Filed: July 31, 1991
    Date of Patent: June 23, 1992
    Assignee: Warner-Lambert Co.
    Inventors: David T. Connor, Ila Sircar, Jagadish C. Sircar
  • Patent number: 5071837
    Abstract: The invention concerns certain orally active novel renin-inhibitory peptides which are useful for treating renin-associated hypertension, congestive heart failure, hyperaldosteronism, and glaucoma. It is also useful for treating diseases caused by retroviruses including HTLV-I, -II, and -III. Process for preparing the peptides, compositions containing them, and methods of using them are included. Also included is a diagnostic method which uses the compounds to determine the presence of renin-associated hypertension, congestive heart failure, or hyperaldosteronism.
    Type: Grant
    Filed: November 28, 1990
    Date of Patent: December 10, 1991
    Assignee: Warner-Lambert Company
    Inventors: Annette M. Doherty, Ila Sircar
  • Patent number: 5063207
    Abstract: The invention concerns novel renin-inhibitory peptides which are useful for treating renin-associated hypertension, congestive heart failure, hyperaldosteronism and diseases caused by retroviruses including HTLV-I and -III. Processes for preparing the peptides, novel intermediates useful in the preparation thereof, compositions containing them, and methods of using them are included. Also included is a diagnostic method which uses the compounds to determine the presence of renin-associated hypertension, congestive heart failure, or hyperaldosteronism.
    Type: Grant
    Filed: July 24, 1989
    Date of Patent: November 5, 1991
    Assignee: Warner-Lambert Company
    Inventors: Annette M. Doherty, Harriet W. Hamilton, John C. Hodges, Joseph T. Repine, Ila Sircar
  • Patent number: 5045540
    Abstract: This invention relates to novel amino acid derivatives which antagonize the binding of angiotensin II to its receptors. The compounds are useful in the treatment of hypertension, heart failure, glaucoma, and hyperaldosteronism. Methods of making the compounds, novel intermediates useful in the separation of the compounds, compositions containing the compounds and methods of using them are also covered.
    Type: Grant
    Filed: April 12, 1991
    Date of Patent: September 3, 1991
    Assignee: Warner-Lambert Co.
    Inventors: John C. Hodges, Ila Sircar