Patents by Inventor Peter J. Machin

Peter J. Machin 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: 11807633
    Abstract: The present invention provides compounds that modulate the interaction of TCR with Nck, compositions thereof, and methods of treatment using the same.
    Type: Grant
    Filed: April 26, 2021
    Date of Patent: November 7, 2023
    Assignee: Artax Biopharma Inc.
    Inventors: Julio Castro, Andrés Gagete Mateos, Peter J. Machin, Christopher Loren Vandeusen
  • Publication number: 20220081429
    Abstract: The present invention provides compounds that modulate the interaction of TCR with Nck, compositions thereof, and methods of treatment using the same.
    Type: Application
    Filed: April 26, 2021
    Publication date: March 17, 2022
    Inventors: Julio CASTRO, Andrés GAGETE MATEOS, Peter J. MACHIN, Christopher Loren VANDEUSEN
  • Patent number: 11008310
    Abstract: The present invention provides compounds that modulate the interaction of TCR with Nck, compositions thereof, and methods of treatment using the same.
    Type: Grant
    Filed: May 20, 2020
    Date of Patent: May 18, 2021
    Assignee: Artax Biopharma Inc.
    Inventors: Julio Castro, Andrés Gagete Mateos, Peter J. Machin, Christopher Loren Vandeusen
  • Publication number: 20200347042
    Abstract: The present invention provides compounds that modulate the interaction of TCR with Nck, compositions thereof, and methods of treatment using the same.
    Type: Application
    Filed: May 20, 2020
    Publication date: November 5, 2020
    Inventors: Julio CASTRO, Andrés GAGETE MATEOS, Peter J. MACHIN, Christopher Loren VANDEUSEN
  • Patent number: 10696663
    Abstract: The present invention provides compounds that modulate the interaction of TCR with Nck, compositions thereof, and methods of treatment using the same.
    Type: Grant
    Filed: February 27, 2019
    Date of Patent: June 30, 2020
    Assignee: Artax Biopharma Inc.
    Inventors: Julio Castro, Andrés Gagete Mateos, Peter J. Machin, Christopher Loren VanDeusen
  • Publication number: 20190263792
    Abstract: The present invention provides compounds that modulate the interaction of TCR with Nck, compositions thereof, and methods of treatment using the same.
    Type: Application
    Filed: February 27, 2019
    Publication date: August 29, 2019
    Inventors: Julio Castro, Andrés Gagete Mateos, Peter J. Machin, Christopher Loren VanDeusen
  • Patent number: 5620987
    Abstract: Compounds of the formula ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6, and --N(R.sup.7)--CH(R.sup.8)(R.sup.9) are as claimed herein or their pharmaceutically acceptable acid addition salts inhibit proteases of viral origin and can be used as medicaments for the treatment of viral infections. They can be manufactured according to generally known procedures.
    Type: Grant
    Filed: April 10, 1995
    Date of Patent: April 15, 1997
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Balraj K. Handa, Peter J. Machin, Joseph A. Martin, Sally Redshaw, Gareth J. Thomas
  • Patent number: 5554756
    Abstract: Compositions containing compounds ##STR1## and their pharmaceutically acceptable acid addition salts inhibit proteases of viral origin and can be used as medicaments for the treatment or prophylaxis of viral infections. They can be manufactured according to generally known procedures.
    Type: Grant
    Filed: February 17, 1995
    Date of Patent: September 10, 1996
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Balraj K. Handa, Peter J. Machin, Joseph A. Martin, Sally Redshaw, Gareth J. Thomas
  • Patent number: 5446161
    Abstract: Compounds of the formula ##STR1## wherein and their pharmaceutically acceptable acid addition salts inhibit proteases of vital origin and can be used as medicaments for the treatment or prophylaxis of viral infections. They can be manufactured according to generally known procedures.
    Type: Grant
    Filed: July 20, 1992
    Date of Patent: August 29, 1995
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Balraj K. Handa, Peter J. Machin, Joseph A. Martin, Sally Redshaw, Gareth J. Thomas
  • Patent number: 5157041
    Abstract: Compounds of the formula ##STR1## wherein R.sup.1 is alkoxycarbonyl, aralkoxycarbonyl, alkanoyl, cycloalkylcarbonyl, aralkanoyl, aroyl, heterocyclylcarbonyl, alkylsulphonyl, arylsulphonyl, monoaralkylcarbamoyl, cinnamoyl or .alpha.-aralkoxycarbonylaminoalkanoyl and R.sup.2 is hydrogen or R.sup.1 and R.sup.2 together with the nitrogen atom to which they are attached represent a cyclic imide group of the formula ##STR2## in which P and Q together represent an aromatic system; R.sup.3 is alkyl, cycloalkyl, aryl, aralkyl, heterocyclylalkyl, cyanoalkyl, alkyl- sulphinylalkyl, carbamoylalkyl or alkoxycarbonylalkyl or, when n stands for zero, R.sup.3 can also represent alkylthioalkyl or, when n stands for 1, R.sup.3 can also represent alkylsulphonylalkyl; R.sup.4 is alkyl, cycloalkyl, cycloalkylalkyl, aryl or aralkyl; R.sup.5 is hydrogen and R.sup.6 is hydroxy or R.sup.5 and R.sup.6 together represent oxo; R.sup.7 and R.sup.
    Type: Grant
    Filed: June 5, 1989
    Date of Patent: October 20, 1992
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Balraj K. Handa, Peter J. Machin, Joseph A. Martin, Sally Redshaw, Gareth J. Thomas
  • Patent number: 5006651
    Abstract: The invention relates compounds of the formula ##STR1## wherein R.sup.1 -R.sup.5 and X have the significance given in the description, and their pharmaceutically acceptable salts. The compounds of formula I inhibit the enzyme collagenase and can be used in the form of medicaments for the control or prevention of degenerative joint diseases such as rheumatoid arthritis and osteoarthritis.
    Type: Grant
    Filed: September 22, 1989
    Date of Patent: April 9, 1991
    Assignee: Hoffman-La Roche Inc.
    Inventors: Michael J. Broadhurst, Balraj K. Handa, William H. Johnson, Geoffrey Lawton, Peter J. Machin
  • Patent number: 4996358
    Abstract: Compounds of the formula ##STR1## wherein A is a group of the formula HN(OH)--CO-- or HCO--N(OH)--; R.sup.1 is a C.sub.2 -C.sub.5 -alkyl; R.sup.2 is the characterizing group of a natural .alpha.-amino acid in which any functional group present may be protected, any amino group present may be acylated and any carboxyl group present may be amidated, with the proviso that R.sup.2 is not hydrogen or methyl; R.sup.3 is hydrogen, amino, hydroxy, mercapto, C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.6 -alkylamino, C.sub.1 -C.sub.6 -alkylthio or aryl-(C.sub.1 -C.sub.6 -alkyl), or amino-(C.sub.1 -C.sub.6 -alkyl), hydroxy-(C.sub.1 -C.sub.6 -alkyl), mercapto-(C.sub.1 -C.sub.6 -alkyl) or carboxy-(C.sub.1 -C.sub.6 -alkyl) in which the amino, hydroxy, mercapto or carboxyl group may be protected, the amino group may be acylated or the carboxyl group may be amidated; R.sup.4 is hydrogen or methyl; R.sup.5 is hydrogen or a C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.6 -alkoxy-C.sub.1 -C.sub.6 -alkyl, di(C.
    Type: Grant
    Filed: April 11, 1989
    Date of Patent: February 26, 1991
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Balraj K. Handa, William H. Johnson, Peter J. Machin
  • Patent number: 4885283
    Abstract: The invention relates compounds of the formula ##STR1## wherein R.sup.1 -R.sup.5 and X have the significance given in the description, and their pharmaceutically acceptable salts. The compounds of formula I inhibit the enzyme collagenase and can be used in the form of medicaments for the control or prevention of degenerative joint diseases such as rheumatoid arthritis and osteoarthritis.
    Type: Grant
    Filed: December 1, 1987
    Date of Patent: December 5, 1989
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Michael J. Broadhurst, Balraj K. Handa, William H. Johnson, Geoffrey Lawton, Peter J. Machin
  • Patent number: 4774253
    Abstract: Oxazole and isoxazole derivatives of the formula ##STR1## wherein A is C.sub.1-6 -alkylene, Het is a 2-R-oxazol-5-yl, 5-R-oxazol-2-yl, 4-R-oxazol-2-yl, 2-R-oxazol-4-yl, 3-R-isoxazol-5-yl or 5-R-isoxazol-3-yl group which is optionally substituted on the heterocyclic ring by a C.sub.1-6 -alkyl group, R is phenyl or thienyl monosubstituted or disubstituted by halogen, trifluoromethyl or C.sub.1-6 -alkylthio, R.sup.1 and R.sup.2 each is a C.sub.1-6 -alkyl group and R.sup.3 is a hydroxy or C.sub.1-6 -alkoxy group or a group of the formula --NR.sup.4 R.sup.5 in which R.sup.4 and R.sup.5 each is a hydrogen atom or a C.sub.1-6 -alkyl group or R.sup.4 and R.sup.5 together with the nitrogen atom to which they are attached is a 5-membered or 6-membered saturated heteromonocyclic ring which may contain an oxygen or sulphur atom or an additional nitrogen atom, and pharmaceutically acceptable salts of the compounds of formula I in which R.sup.3 is a hydroxy group with bases, have anti-arthritic activity.
    Type: Grant
    Filed: October 10, 1986
    Date of Patent: September 27, 1988
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Peter J. Machin, John M. Osbond, Christopher R. Self, Carey E. Smithen, Brian P. Tong
  • Patent number: 4663462
    Abstract: Phenoxy-aminopropanol derivatives of the formula ##STR1## wherein R is lower alkyl, X is oxygen or sulfur, n is the integer zero or 1, Y is methylene, ethylene or propylene or, when n is zero, Y can also be a group of the formula--CH.dbd.CH--C*H.sub.2 --, (a)wherein the double-bond is trans and the carbon atom marked with an asterisk is linked to Z, and Z is a 5-membered aromatic heterocyclic ring which contains one or more nitrogen atoms as the sole hetero atom (s), said heterocyclic ring is linked to Y via a nitrogen atom, and may be substituted by halogen, lower alkyl, lower alkoxy, aryl, cyano or carboxamido, or on adjacent carbon atoms by a group of the formula--(CH.sub.2).sub.4 -- (b)or--CH.dbd.CH--CH.dbd.CH--, (c)and pharmaceutically acceptable acid addition salts thereof are described. A process for the preparation of the compound of formula I and pharmaceutical preparations containing them are also described. The aforementioned compounds and salts possess .beta.
    Type: Grant
    Filed: October 16, 1985
    Date of Patent: May 5, 1987
    Assignee: Hoffmann-La Roche Inc.
    Inventor: Peter J. Machin
  • Patent number: 4649160
    Abstract: Substituted phenoxy-aminopropanols of the formula ##STR1## wherein R is a branched-chain alkyl of 3 or 4 carbon atoms, R.sup.1 is hydrogen, halogen or lower alkyl and R.sup.2 and R.sup.3, independently, are hydrogen, halogen, lower alkyl, lower alkoxy or lower alkylthio, and pharmaceutically acceptable acid addition salts thereof, are described. A process for their preparation, as well as pharmaceutical preparations containing them are also described. The compounds of formula I and their salts possess cardioselective .beta.-adrenergic blocking activity and antihypertensive activity.
    Type: Grant
    Filed: September 6, 1985
    Date of Patent: March 10, 1987
    Assignee: Hoffmann-La Roche Inc.
    Inventor: Peter J. Machin
  • Patent number: 4577030
    Abstract: Phenoxy-aminopropanol derivatives of the formula ##STR1## wherein R is lower alkyl, X is oxygen or sulfur, n is the integer zero or 1, Y is methylene, ethylene or propylene or, when n is zero, Y can also be a group of the formula ##STR2## wherein the double-bond is trans and the carbon atom marked with an asterisk is linked to Z, and Z is a 5-membered aromatic heterocyclic ring which contains one or more nitrogen atoms as the sole hetero atom (s), said heterocyclic ring is linked to Y via a nitrogen atom, and may be substituted by halogen, lower alkyl, lower alkoxy, aryl, cyano or carboxamido, or on adjacent carbon atoms by a group of the formula--(CH.sub.2).sub.4 -- (b)or--CH.dbd.CH--CH.dbd.CH--, (c)and pharmaceutically acceptable acid addition salts thereof are described. A process for the preparation of the compound of formula I and pharmaceutical preparations containing them are also described. The aforementioned compounds and salts possess .beta.
    Type: Grant
    Filed: March 14, 1983
    Date of Patent: March 18, 1986
    Assignee: Hoffmann-La Roche Inc.
    Inventor: Peter J. Machin
  • Patent number: 4387100
    Abstract: Phenoxy-aminopropanol derivatives of the formula ##STR1## wherein R is lower alkyl, X is oxygen or sulfur, n is the integer zero or 1, Y is methylene, ethylene or propylene or, when n is zero, Y can also be a group of the formula--CH.dbd.CH--C*H.sub.2 -- (a), wherein the double-bond is trans and the carbon atom marked with an asterisk is linked to Z, and Z is a 5-membered aromatic heterocyclic ring which contains one or more nitrogen atoms as the sole hetero atom (s), said heterocyclic ring is linked to Y via a nitrogen atom, and may be substituted by halogen, lower alkyl, lower alkoxy, aryl, cyano or carboxamido, or on adjacent carbon atoms by a group of the formula ##STR2## and pharmaceutically acceptable acid addition salts thereof are described. A process for the preparation of the compound of formula I and pharmaceutical preparations containing them are also described. The aforementioned compounds and salts possess .beta.-adrenergic blocking activity and antihypertensive activity.
    Type: Grant
    Filed: February 24, 1981
    Date of Patent: June 7, 1983
    Assignee: Hoffmann-La Roche Inc.
    Inventor: Peter J. Machin