Patents by Inventor Franz-Peter Hoever
Franz-Peter Hoever 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: 6559334Abstract: The invention relates to novel optically active polymerizable dipeptides, to the process for the preparation thereof, to the polymerization thereof and to the use of the polymers as adsorbents for the chromatographic separation of enantiomers.Type: GrantFiled: August 12, 1994Date of Patent: May 6, 2003Assignee: Bayer AktiengesellschaftInventors: Walter Lange, Michael Grosse-Bley, Bruno Bömer, Rolf Grosser, Franz-Peter Hoever
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Patent number: 5481026Abstract: The invention relates to new optically active amino acid derivatives of the general formula (I) ##STR1## in which n, R, R.sub.1, R.sub.2, R.sub.3, X and A have the meaning given in the description, which amino acid derivatives contain sulphoxide or sulphone groups, to two basic synthetic routes for the preparation from sulphur-containing amino acids, to the polymerization of these monomers and to the use of the polymers as optically active adsorbents for chromatographic resolution of racemates to give the enantiomers.Type: GrantFiled: July 1, 1994Date of Patent: January 2, 1996Assignee: Bayer AktiengesellschaftInventors: Michael Grosse-Bley, Bruno Bomer, Rolf Grosser, Walter Lange, Franz-Peter Hoever, Dieter Arlt
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Patent number: 5357001Abstract: The invention relates to new optically active amino acid derivatives of the general formula (I) ##STR1## in which n, R, R.sub.1, R.sub.2, R.sub.3, X and A have the meaning given in the description, which amino acid derivatives contain sulphoxide or sulphone groups, to two basic synthetic routes for the preparation from sulphur-containing amino acids, to the polymerization of these monomers and to the use of the polymers as optically active adsorbents for chromatographic resolution of racemates to give the enantiomers.Type: GrantFiled: June 23, 1993Date of Patent: October 18, 1994Assignee: Bayer AktiengesellschaftInventors: Michael Grosse-Bley, Bruno Bomer, Rolf Grosser, Walter Lange, Franz-Peter Hoever, Dieter Arlt
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Patent number: 5264458Abstract: Iso- and heterocyclic phenylsulphonamides can be prepared by reaction of corresponding iso- and heterocyclic amines with phenylsulphonic acid derivatives. The iso- and heterocyclic phenylsulphonamides have thrombocyte aggregation-inhibiting and thromboxane A.sub.2 antagonist action and can be used in medicaments.Type: GrantFiled: July 14, 1992Date of Patent: November 23, 1993Assignee: Bayer AktiengesellschaftInventors: Ulrich Niewohner, Franz-Peter Hoever, Elisabeth Perzborn, Volker-Bernd Fiedler, Peter Norman, Hilary P. Francis, Marie G. McKenniff
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Patent number: 5191092Abstract: Iso- and heterocyclic phenylsulphonamides can be prepared by reaction of corresponding iso- and heterocyclic amines with phenylsulphonic acid derivatives. The iso- and heterocyclic phenylsulphonamides have thrombocyte aggregation-inhibiting and thromboxane A.sub.2 antagonist action and can be used in medicaments.Type: GrantFiled: September 26, 1990Date of Patent: March 2, 1993Assignee: Bayer AktiengesellschaftInventors: Ulrich Niewohner, Franz-Peter Hoever, Elisabeth Perzborn, Volker-Bernd Fiedler, Peter Norma, Hilary P. Francis, Marie G. McKenniff
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Patent number: 5008261Abstract: It has been found that the substituted .alpha.,.omega.-amino-alcohol derivatives, some of which are known, of the formula I ##STR1## in which X represents hydrogen, COR.sup.11, COOR.sup.12 or R.sup.13,R.sup.1 represents optionally substituted alkyl, alkenyl or alkinyl radicalsR.sup.2, R.sup.11, R.sup.12 and R.sup.13 are identical or different and represent optionally substituted alkyl or alkenyl radicals,R.sup.3 to R.sup.10 are identical or different and represent hydrogen, or represent optionally substituted alkyl radicals,and whereinR.sup.2 and R.sup.3 or R.sup.3 and R.sup.7 or R.sup.3 and R.sup.5 or R.sup.5 and R.sup.7, together with the atoms to which they are bonded, can also form an optionally substituted monocyclic ring, andn and m are identical or different and denote 0 or 1,with the proviso that X does not represent hydrogen or R.sup.13 if n and m represent 0,have a powerful insect- and mite-repelling action (repellent action).Type: GrantFiled: October 18, 1989Date of Patent: April 16, 1991Assignee: Bayer AktiengesellschaftInventors: Bernd-Wieland Kruger, Klaus Sasse, Franz-Peter Hoever, Gunther Nentwig, Wolfgang Behrenz
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Patent number: 4946850Abstract: Repelling insects and mites with acylated .alpha.,.omega., aminoalcohol derivatives of the formula ##STR1## in which X represents hydrogen, COR.sup.11, COOR.sup.12 or R.sup.13,R.sup.1 represents optionally subsituted alkyl or alkenyl radicals,R.sup.2, R.sup.11, R.sup.12 and R.sup.13 are identical or different and represent optionally substituted alkyl or alkenyl radicals,R.sup.3 to R.sup.10 are identical or different and represent hydrogen, or represent optionally substituted alkyl radicals,and whereinR.sup.2 and R.sup.3, together with the atoms to which they are bonded, can also form an optionally subsituted monocyclic ring, andn and m are identical or different and denote 0 or 1,with the proviso that X does not represent hydrogen or R.sup.13 if n and m represent 0.Those compounds wherein R.sup.2 and R.sup.3 together are --(CH.sub.2).sub.4 -- and R.sup.1 is C.sub.2 -C.sub.6 -alkyl or C.sub.3 -C.sub.6 -alkenyl are new.Type: GrantFiled: June 28, 1989Date of Patent: August 7, 1990Assignee: Bayer AktiengesellschaftInventors: Bernd-Wieland Kruger, Klaus Sasse, Franz-Peter Hoever, Gunther Nentwig, Wolfgang Behrenz
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Patent number: 4921998Abstract: Antithrombotic, antiatherosclerotic and antiischaemic compounds of the formula ##STR1## in which R.sup.1 is ##STR2## or SO.sub.2 R.sup.4, R.sup.3 is aryl, substituted aryl, heteroaryl, aralkyl or the group ##STR3## R.sup.4 is aryl or substrituted aryl, R.sup.2 is OH, alkoxy, phenoxy, benzoxy or NR.sup.5 R.sup.6, andR.sup.5 and R.sup.6 each independently is hydrogen or alkyl, orone of the radicals R.sup.5 or R.sup.6 is benzyl, and physiologically acceptable salts thereof with mono- and divalent cations.Type: GrantFiled: May 15, 1989Date of Patent: May 1, 1990Assignee: Bayer AktiengesellschaftInventors: Ulrich Niewohner, Franz-Peter Hoever, Bodo Junge, Elisabeth Perzborn, Friedel Seuter, Volker-Bernd Fiedler
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Patent number: 4900834Abstract: It has been found that the substituted .alpha.,.omega.-amino-alcohol derivatives, some of which are known, of the formula I ##STR1## in which X represents hydrogen, COR.sup.11, COOR.sup.12 or R.sup.13,R.sup.1 represents optionally substituted alkyl, alkenyl or alkinyl radicalsR.sup.2, R.sup.11, R.sup.12 and R.sup.13 are identical or different and represent optionally substituted alkyl or alkenyl radicals,R.sup.3 to R.sup.10 are identical or different and represent hydrogen, or represent optionally substituted alkyl radicals,and whereinR.sup.2 and R.sup.3 or R.sup.3 and R.sup.7 or R.sup.3 and R.sup.5 or R.sup.5 and R.sup.7, together with the atoms to which they are bonded, can also form an optionally substituted monocyclic ring, andn and m are identical or different and denote 0 or 1,with the proviso that X does not represent hydrogen or R.sup.13 if n and m represent 0,have a powerful insect- and mite-repelling action (repellent action).Type: GrantFiled: April 20, 1988Date of Patent: February 13, 1990Assignee: Bayer AktiengesellschaftInventors: Bernd-Wieland Kruger, Klaus Sasse, Franz-Peter Hoever, Gunther Nentwig, Wolfgang Behrenz
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Patent number: 4886898Abstract: Certain intermediate aminomethyl-5,6,7,8-tetrahydronaphthyl-oxyacetic acid derivatives of the formula ##STR1## in which R.sup.2 is hydroxyl, alkoxy, phenoxy, benzoxy or NR.sup.4 R.sup.5, andR.sup.4 and R.sup.5 each independently is hydrogen or alkyl, or one of the radicals R.sup.4 or R.sup.5 is benzyl,which are useful in preparing the corresponding aryl-sulfonamides which in-turn have antithrombotic, antiatherosclerotic and antiischaemic properties.Type: GrantFiled: May 16, 1989Date of Patent: December 12, 1989Assignee: Bayer AktiengesellschaftInventors: Ulrich Niewohner, Franz-Peter Hoever, Folker Lieb, Ulrich Rosentreter, Elisabeth Perzborn, Volker-Bernd Fiedler, Friedel Seuter
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Patent number: 4882353Abstract: For inhibiting thombocyte aggregation, vasodilating and bronchodilating, the new chroman derivatives of the formula ##STR1## in which R.sup.1 stands for hydrogen, halogen, alkyl, hydroxyl, alkoxy, trifluoromethyl or cyano,R.sup.2 and R.sup.3 are identical or different and stand for hydrogen, alkyl, cycloalkyl or aryl,R.sup.4 stands for hydroxyl, alkoxy, aryloxy, aralkoxy or for a group of the formula --NR.sup.5 R.sup.6, whereR.sup.5 and R.sup.6 are identical or different and in each case denote hydrogen, alkyl, aryl or aralkyl,X denotes a direct bond or an oxygen or sulphur atom, NH or N-alkyl, andn denotes 0 or 1,and their physiologically tolerable salts.Type: GrantFiled: October 26, 1988Date of Patent: November 21, 1989Assignee: Bayer AktiengesellschaftInventors: Ulrich Niewohner, Franz-Peter Hoever, Folker Lieb, Hermann Oediger, Ulrich Rosentreter, Horst Boshagen, Elisabeth Perzborn, Volker-Bernd Fiedler, Friedel Seuter
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Patent number: 4873252Abstract: Repelling insects and mites with acylated .alpha.,.omega.-aminoalcohol derivatives of the formula ##STR1## in which X represents hydrogen, COR.sup.11, COOR.sup.12 or R.sup.13,R.sup.1 represents optionally substituted alkyl or alkenyl radicals,R.sup.2, R.sup.11 and R.sup.13 are identical or different and represent optionally substituted alkyl or alkenyl radicals,R.sup.3 to R.sup.10 are identical or different and represent hydrogen, or represent optionally substituted alkyl radicals, and whereinR.sup.2 and R.sup.3, together with the atoms to which they are bonded, can also form an optionally substituted monocyclic ring, and n and m are identical or different and denote 0 or 1, with the proviso that X does not represent hydrogen or R.sup.13 if n and m represent 0.Those compounds wherein R.sup.2 and R.sup.3 together are --(CH.sub.2).sub.4 -- and R.sup.1 is C.sub.2 -C.sub.6 -alkyl or C.sub.3 -C.sub.6 -alkenyl are new.Type: GrantFiled: March 9, 1988Date of Patent: October 10, 1989Assignee: Bayer AktiengesellschaftInventors: Bernd-Wieland Kruger, Klaus Sasse, Franz-Peter Hoever, Gunther Nentwig, Wolfgang Berhrenz
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Patent number: 4868332Abstract: An aminomethyl-5,6,7,8-tetrahydronaphthyl-oxyacetic acid derivative of the formula ##STR1## in which R.sup.3 is aryl or substituted aryl,R.sup.2 is hydroxyl, alkoxy, phenoxy, benzoxy or NR.sup.4 R.sup.5, andR.sup.4 and R.sup.5 each independently is hydrogen or alkyl, or one of the radicals R.sup.4 or R.sup.5 is benzyl,and physiologically acceptable salts thereof with monovalent or divalent cations which have antithrombotic, antiatherosclerotic and antiischaemic activities.Type: GrantFiled: November 23, 1987Date of Patent: September 19, 1989Assignee: Bayer AktiengesellschaftInventors: Ulrich Niewohner, Franz-Peter Hoever, Folker Lieb, Ulrich Rosentreter, Elisabeth Perzborn, Volker-Bernd Fiedler, Friedel Seuter
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Patent number: 4868331Abstract: Antithrombotic, antiatherosclerotic and antiischaemic compounds of the formula ##STR1## in which R.sup.1 is ##STR2## or SO.sub.2 R.sup.4, R.sup.3 is aryl, substituted aryl, heteroaryl, aralkyl or the group ##STR3## R.sup.4 is aryl or substituted aryl, R.sup.2 is OH, alkoxy, phenoxy, benzoxy or NR.sup.5 R.sup.6, andR.sup.5 and R.sup.6 each independently is hydrogen or alkyl, orone of the radicals R.sup.5 or R.sup.6 is benzyl,and physiologically acceptable salts thereof with mono- and divalent cations.Type: GrantFiled: June 29, 1987Date of Patent: September 19, 1989Assignee: Bayer AktiengesellschaftInventors: Ulrich Niewohner, Franz-Peter Hoever, Bodo Junge, Elisabeth Perzborn, Friedel Seuter, Volker-Bernd Fiedler