Patents by Inventor Herbert Leinert

Herbert Leinert 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: 6716845
    Abstract: The present invention pertains to derivatives of 5,5-disubstituted pyrimidine-2,4,6,-trianones having the formula: wherein R1, R2, R3, and R4 are described herein. These compounds have antitumor and antimetastatic activity.
    Type: Grant
    Filed: February 25, 2002
    Date of Patent: April 6, 2004
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Dagmar Geppert, Frank Grams, Hans-Willi Krell, Herbert Leinert, Ernesto Menta, Gerd Zimmermann
  • Patent number: 6576628
    Abstract: The invention relates to inhibitors of matrix metalloproteases, more specifically a 3-aryl-succinamido-hydroxamic acid of formula (I) and its salt, ester and derivative thereof, along with methods of producing a compound of formula (I) and pharmaceutical compositions thereof.
    Type: Grant
    Filed: July 6, 2000
    Date of Patent: June 10, 2003
    Assignee: Roche Diagnostics GmbH
    Inventors: Frank Grams, Gerd Zimmermann, Hans-Willi Krell, Ernesto Menta, Herbert Leinert
  • Patent number: 6498252
    Abstract: Compounds of formula I in which R1 represents a substituted or unsubstituted phenoxy, phenylthio, phenylsulfinyl, phenylsulfonyl, phenylamino or phenylmethyl residue, and R2 represents an optionally substituted aryl or heteroaryl residue, with metallo-proteinase inhibitor activity.
    Type: Grant
    Filed: September 29, 2000
    Date of Patent: December 24, 2002
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Frank Grams, Hans-Willi Krell, Herbert Leinert, Ernesto Menta, Gerd Zimmermann
  • Publication number: 20020187991
    Abstract: Derivatives of 5,5-disubstituted pyrimidine-2,4,6-trianones are disclosed. These compounds have antitumor and antimetastatic activity.
    Type: Application
    Filed: February 25, 2002
    Publication date: December 12, 2002
    Inventors: Dagmar Geppert, Frank Grams, Hans-Willi Krell, Herbert Leinert, Ernesto Menta, Gerd Zimmermann
  • Patent number: 6121322
    Abstract: The invention provides novel azulene derivatives of general formula I ##STR1## wherein R.sub.1 to R.sub.6 have the significance given in the description, as well as their tautomers, enantiomers, diastereomers, racemates and physiologically compatible salts or esters and substances which are hydrolyzed or metabolized in vivo to compounds of formula I.The invention is also concerned with a process and intermediates for the manufacture of the above compounds, pharmaceutical compositions which contain such compounds as well as the use of these compounds in the treatment of inflammatory conditions.
    Type: Grant
    Filed: November 24, 1998
    Date of Patent: September 19, 2000
    Assignee: Boehringer Mannheim GmbH
    Inventors: Joachim Dickhaut, Walter-Gunar Friebe, Frank Grams, Rainer Haag, Herbert Leinert
  • Patent number: 6037334
    Abstract: Compounds of formula I ##STR1## in which R.sub.1, R.sup.2 are the same or different and denote a hydrogen atom, an alkyl group, a cycloalkyl group, a hydroxyalkyl group, an alkenyl group, an alkinyl group or an aralkyl group or R.sup.1 and R.sup.2 together denote an alkylene residue which, together with the bound oxygen atoms and the phosphorus atom carrying the oxygen atoms, forms a saturated 5-membered to 8-membered ring;R.sup.3 denotes an optionally substituted amino group, an alkyl group, a cycloalkyl residue or an optionally substituted aryl residue;n denotes an integer between 1 and 4,as well as hydrates, solvates and physiologically tolerated salts thereof, their optically active forms, processes for their production as well as pharmaceutical preparations having factor Xa-inhibitory properties which contain these compounds.
    Type: Grant
    Filed: July 15, 1999
    Date of Patent: March 14, 2000
    Assignee: Roche Diagnostics GmbH
    Inventors: Ralf Kucznierz, Herbert Leinert, Wolfgang von der Saal, Richard Neidlein, Christiane Kehr
  • Patent number: 5824679
    Abstract: The invention concerns novel phosphanoxides of formula 1 in which R.sup.1 means aryl or heteroaryl group. The invention further concern the optically active forms, racemates and diastereomers mixtures of these compounds, a method of preparing them and pharmaceutical compositions containing these compounds, and methods of use to produce a thrombin-inhibiting effect.
    Type: Grant
    Filed: February 28, 1997
    Date of Patent: October 20, 1998
    Assignee: Boehringer Mannheim GmbH
    Inventors: Wolfgang Von Der Saal, Herbert Leinert, Karlheinz Stegmeier
  • Patent number: 5795892
    Abstract: The invention concerns new 4-aminopyridazines of the general formula I ##STR1## in which R.sup.1 denotes an R.sup.2 --SO.sub.2 --O-- or R.sup.2 --SO.sub.2 --NR.sup.3 -- group in whichR.sup.2 denotes a cycloalkyl residue, an unsubstituted or substituted aryl or heteroaryl residue,R.sup.3 denotes a hydrogen atom, an alkyl or alkyloxyalkyl group which can be unsubstituted or substituted once or several times by hydroxy groups wherein the hydroxy groups can be substituted by alkyl, hydroxyalkyl, alkyloxyalkyl, hydroxyalkyloxyalkyl or alkylcarbonyl groups and wherein in each case two vicinal hydroxy groups can be linked together by alkylidene groups,as well as hydrates, solvates and physiologically tolerated salts thereof. The invention also concerns the optically active forms, racemates and mixtures of diastereomers of these compounds, processes for their production and pharmaceutical agents containing these compounds having a thrombin-inhibiting action.
    Type: Grant
    Filed: February 28, 1997
    Date of Patent: August 18, 1998
    Assignee: Boehringer Manneim GmbH
    Inventors: Wolfgang Von Der Saal, Reinhard Heck, Ralf Kucznierz, Herbert Leinert, Karlheinz Stegmeier
  • Patent number: 5756711
    Abstract: Compounds of the formula I ##STR1## in which R.sub.1 and R.sub.2 represent a possibly substituted C.sub.8 -C.sub.15 -alkyl chain, n the number 0, 1 or 2 and A the residue of a nucleoside, processes for their preparation, as well as antiviral medicaments which contain these compounds.
    Type: Grant
    Filed: June 10, 1996
    Date of Patent: May 26, 1998
    Assignee: Boehringer Mannheim GmbH
    Inventors: Harald Zilch, Herbert Leinert, Alfred Mertens, Dieter Herrmann
  • Patent number: 5563257
    Abstract: Liponucleotides containing an ether linkage in the 2-position and a thioether, sulfoxide, or sulfone linkage in the 3-position. The nucleoside component of said liponucleotide is AZT or 3'-deoxy-3'-fluorothymidine. These compounds exhibit antiviral activity.
    Type: Grant
    Filed: May 9, 1995
    Date of Patent: October 8, 1996
    Assignee: Boehringer Mannheim GmbH
    Inventors: Harald Zilch, Herbert Leinert, Alfred Mertens, Dieter Herrmann
  • Patent number: 5512564
    Abstract: The present invention concerns thiazolo- 2,3-a!pyrrole and oxazolo- 1,2-a!pyrrole derivatives of formula I ##STR1## in which HET represents a heterocyclic ring with 3-7 ring atoms which can be substituted by one, two or three residues R.sup.1 which can be the same or different,Y represents an oxygen or sulphur atom, or a SO or SO.sub.2 group,X can be an oxygen or sulphur atom,R denotes an aliphatic residue with 1-9 C-atoms which can be substituted by phenyl or denotes a phenyl ring or a carbocyclic ring with 7-15 C atoms or a heterocyclic ring system each having 5 or 6 ring atoms,in which the aforementioned phenyl rings, carbocyclic rings or heterocyclic ring system can be substituted once or several times, if desired, and R1-R5 denote hydrogen or an aliphatic residue, as well as their tautomers, enantiomers, diastereomers and physiologically tolerated salts.
    Type: Grant
    Filed: March 4, 1994
    Date of Patent: April 30, 1996
    Assignee: Boehringer Mannheim GmbH
    Inventors: Harald Zilch, Herbert Leinert, Alfred Mertens
  • Patent number: 5397794
    Abstract: The present invention concerns the use of compounds of the general formula I ##STR1## for the preparation of medicaments for the treatment of viral or retroviral infections, whereby R signifies a hydrogen atom or a straight-chained or branched, saturated or unsaturated alkyl radical with 1-7 carbon atoms, which can possibly be substituted by phenyl, or a phenyl ring which can possibly be substituted one or more times by C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, hydroxyl, trifluoromethyl, methylsulphonyl or halogen, such as fluorine, chlorine or bromine, n stands for the numbers 0, 1 or 2, as well as of their pharmacologically compatible salts or tautomers.
    Type: Grant
    Filed: July 20, 1993
    Date of Patent: March 14, 1995
    Assignee: Boehringer Mannheim GmbH
    Inventors: Harald Zilch, Alfred Mertens, Herbert Leinert, Ulrike Leser, Bernhard Konig, Hans Seidel
  • Patent number: 5071868
    Abstract: A process for the preparation of S- or R-carbazole derivatives of the general formula: ##STR1## in which R is an unsubstituted or substituted amino radical and pharmacologically acceptable salts, by either reacting R-(-)-epichlorohydrin (for the S-carbozole derivative); or reacting an S-epoxide derivative of the general formula: ##STR2## in which R.sub.1 is the residue of a substituted sulphonic acid derivative (for the R-carbazole derivative); with 4-hydroxycarbazole and then with ammonia or a substituted amine of the general formula RH, and recovering the compound or converting it to a pharmacologically acceptable salt.The new R-(+)- and S(-)-carbazole derivatives provided by the inventive process have unexpected beta blocking and vasodilatory properties and are useful in pharmaceutical compositions. R-(+)-carbazole derivatives are also useful for the treatment of glaucoma.
    Type: Grant
    Filed: January 28, 1991
    Date of Patent: December 10, 1991
    Assignee: Boehringer Mannheim GmbH
    Inventor: Herbert Leinert
  • Patent number: 4999361
    Abstract: The present invention provides compounds of the general formula ##STR1## wherein R.sub.1 is a hydrogen atom, a straight-chained or branched C.sub.1 -C.sub.12 -alkyl radical, a C.sub.3 -C.sub.7 -cycloalkyl radical, a straight-chained or branched C.sub.2 -C.sub.12 -alkenyl radical or an unsubstituted or substituted C.sub.3 -C.sub.7 -mono- or bicycloalkenyl radical, an unsubstituted or singly or multiple substituted monocyclic aromatic or heteroaromatic radical, R.sub.2 and R.sub.3, which can be the same or different, are straight-chained, branched, saturated or unsaturated C.sub.1 -C.sub.6 -aliphatic radicals or, together with the nitrogen atom to which they are attached, form a saturated or unsaturated ring which can contain further heteroatoms and can optionally be substituted by a lower alkyl radical, a lower alkoxy radical or an oxygen atom, R.sub.4 is an unsubstituted or singly or multiple substituted monocyclic aromatic radical, an unsubstituted or substituted five- or six-membered heteroaromatic ring, R.
    Type: Grant
    Filed: February 27, 1989
    Date of Patent: March 12, 1991
    Assignee: Boehringer Mannheim GmbH
    Inventors: Christos Tsaklakidis, Herbert Leinert, Peter Freund
  • Patent number: 4985454
    Abstract: A process for the preparation of S- or R-carbazole derivatives of the general formula: ##STR1## in which R is an unsubstituted or substituted amino radical and pharmacologically acceptable salts, by either reacting R-(-)-epichlorohydrin (for the S-carbazole derivative); or reacting an S-epoxide derivative of the general formula: ##STR2## in which R.sub.1 is the residue of a substituted sulphonic acid derivative (for the R-carbazole derivative); with 4-hydroxycarbazole and then with ammonia or a substituted amine of the general formula RH, and recovering the compound or converting it to a pharmacologically acceptable salt.The new R-(+)- and S(-)-carbazole derivatives provided by the inventive process have unexpected beta blocking and vasodilatory properties and are useful in pharmaceutical compositions. R-(+)-carbazole derivatives are also useful for the treatment of glaucoma.
    Type: Grant
    Filed: January 19, 1989
    Date of Patent: January 15, 1991
    Assignee: Boehringer Mannheim GmbH
    Inventor: Herbert Leinert
  • Patent number: 4937337
    Abstract: The present invention provides compounds of the general formula: ##STR1## wherein R.sub.1 is a straight-chained or branched C.sub.1 -C.sub.12 -alkyl radical which can be substituted by a phenyl, naphthyl or C.sub.3 -C.sub.7 -cycloalkyl radical, a straight-chained or branched C.sub.2 -C.sub.12 -alkenyl radical which can be substituted by a C.sub.3 -C.sub.7 -cycloalkyl, phenyl or naphthyl radical, a C.sub.3 -C.sub.7 -cycloalkyl radical or an unsubstituted or mono- or polysubstituted mono- or bicyclic aromatic radical, in which the substituents can be halogen atoms, carboxyl groups or C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy or C.sub.1 -C.sub.4 -alkoxycarbonyl radicals, R.sub.2 and R.sub.3, which can be the same or different, are straight-chained, branched, saturated or unsaturated C.sub.1 -C.sub.6 -alkyl radicals or, together with the nitrogen atom to which they are attached, form a saturated or unsaturated ring which can contain further heteroatoms and can possibly be substituted by a C.sub.1 -C.sub.
    Type: Grant
    Filed: March 10, 1989
    Date of Patent: June 26, 1990
    Assignee: Boehringer Mannheim GmbH
    Inventors: Herbert Leinert, Christos Tsaklakidis, Peter Freund
  • Patent number: 4927834
    Abstract: The present invention provides compounds of the general formula: ##STR1## wherein R.sub.1 is a straight-chained or branched C.sub.1 -C.sub.12 -alkyl radical which can be substituted by phenyl, naphthyl or a C.sub.3 -C.sub.7 -cycloalkyl radical; a straight-chained or branched C.sub.2 -C.sub.6 -alkenyl radical which can be substituted by a C.sub.3 -C.sub.7 -cycloalkyl radical or a phenyl or naphthyl radical; a C.sub.3 -C.sub.7 -cycloalkyl radical or a mono- or bicyclic aromatic radical which is unsubstituted or substituted one or more times, the substituents being C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, carboxyl or carbethoxy, R.sub.2 and R.sub.3, which can be the same or different, are straight-chained or branched, saturated or unsaturated C.sub.1 -C.sub.6 -alkyl radicals which are optionally substituted by hydroxyl, C.sub.1 -C.sub.3 -alkoxy or C.sub.1 -C.sub.3 -alkoxy-C.sub.1 -C.sub.
    Type: Grant
    Filed: August 11, 1988
    Date of Patent: May 22, 1990
    Assignee: Boehringer Mannhein GmbH
    Inventors: Herbert Leinert, Christos Tsaklakidis, Gisbert Sponer
  • Patent number: 4923889
    Abstract: Compounds are disclosed, including 2-diethylamino-3-isobutoxy-N-phenyl-N-2-furanyl-methyl-propylamine and compounds of the formula: ##STR1## wherein R.sub.1 is an iso-C.sub.4 -C.sub.6 -alkyl radical; A is a valency bond or a straight-chained or branched alkyl radical containing up to 6 carbon atoms; R.sub.4 is a phenyl radical which is unsubstituted or substituted one or more times by C.sub.1 -C.sub.6 -alkyl, C.sub.2 -C.sub.6 -alkenyl, C.sub.1 -C.sub.3 -alkoxy, C.sub.2 -C.sub.6 -alkenyloxy, hydroxy-C.sub.1 -C.sub.6 -alkyl, C.sub.2 -C.sub.6 -alkylenedioxy, hydroxy-C.sub.1 -C.sub.3 -alkoxy, C.sub.1 -C.sub.3 -alkoxy-C.sub.1 -C.sub.3 -alkoxy, C.sub.1 -C.sub.6 -alkylamino, di(C.sub.1 -C.sub.6 -alkyl)amino, C.sub.1 -C.sub.3 -alkoxycarbonyl-C.sub.1 -C.sub.3 -alkoxy, C.sub.1 -C.sub.6 -alkylthio, C.sub.1 -C.sub.6 -alkylsulphinyl, C.sub.1 -C.sub.6 -alkylsulphonyl, C.sub.1 -C.sub.6 -alkylsulphonyloxy, carboxyl, C.sub.1 -C.sub.3 -alkoxycarbonyl, aminocarbonyl, mono- or di(C.sub.1 -C.sub.6 -alkyl)aminocarbonyl, halo-C.
    Type: Grant
    Filed: August 11, 1988
    Date of Patent: May 8, 1990
    Assignee: Boehringer Mannheim GmbH
    Inventors: Herbert Leinert, Christos Tsaklakidis, Gisbert Sponer
  • Patent number: 4880805
    Abstract: The present invention is concerned with the use of compounds of the general formula: ##STR1## wherein A is an optionally substituted phenyl or heteroaromatic radical, R.sub.6 and R.sub.7 are hydrogen or lower alkyl, X is an alkylene chain containing up to 6 carbon atoms, Y is a valency bond or a >C.dbd.O group and B is an optionally substituted phenyl or heteroaromatic radical, as well as of their pharmacologically acceptable salts for the treatment of blood flow disturbances. The present invention also provides pharmaceutical compositions which contain these compounds.
    Type: Grant
    Filed: July 21, 1988
    Date of Patent: November 14, 1989
    Assignee: Boehringer Mannheim GmbH
    Inventors: Erwin Bohm, Jens-Peter Holck, Wolfgang Kampe, Herbert Leinert, Bernd Muller-Beckmann, Klaus Strein
  • Patent number: 4824963
    Abstract: A process for the preparation of S- or R-carbazole derivatives of the general formula: ##STR1## in which R is an unsubstituted or substituted amino radical and pharmacologically acceptable salts, by either reacting R-(-)-epichlorohydrin (for the S-carbazole derivative); or reacting an S-epoxide derivative of the general formula: ##STR2## in which R.sub.1 is the residue of a substituted sulphonic acid derivative (for the R-carbazole derivative); with 4-hydroxycarbazole and then with ammonia or a substituted amine of the general formula RH, and recovering the compound or converting it to a pharmacologically acceptable salt.The new R-(+)- and S-(-)-carbozole derivatives provided by the inventive process have unexpected beta blocking and vasodilatory properties and are useful in pharmaceutical compositions. R-(+)-carbazole derivatives are also useful for the treatment of glaucoma.
    Type: Grant
    Filed: May 13, 1987
    Date of Patent: April 25, 1989
    Assignee: Boehringer Mannheim GmbH
    Inventor: Herbert Leinert