Patents Represented by Law Firm Sprung Kramer Schaeffer & Briscoe
  • Patent number: 5994445
    Abstract: The present invention relates to a mixture consisting of60 to 98 wt. % of a partially crystalline polyamide polymerised from m-xylylene diamine and adipic acid,2 to 40 wt. % of an aliphatic polyamide containing inorganic particles with a characteristic particle diameter of less than 800 nm,wherein the proportion of organic and/or inorganic particles in the polymer mixture is less than 10 wt. %.
    Type: Grant
    Filed: July 7, 1997
    Date of Patent: November 30, 1999
    Assignee: Wolff Walsrode AG
    Inventors: Gregor Kaschel, Rudi Klein
  • Patent number: 5961959
    Abstract: Active compound combinations having a light-protection action and comprising(a) tris(2-ethylhexyl) 4,4',4"-(1,3,5-triazine-2,4,6-triyltriimino)-tris-benzoate and(b) one or more substances chosen from the group consisting of monoesters and diesters of branched alkane-carboxylic acids having a chain length of 10-24 carbon atoms and diglycerol or triglycerol.
    Type: Grant
    Filed: April 17, 1997
    Date of Patent: October 5, 1999
    Assignee: Beiersdorf AG
    Inventors: Heinrich Gers-Barlag, Rainer Kropke
  • Patent number: 5935984
    Abstract: The heterocyclically substituted phenylglycinolamides are obtained by reaction of heterocyclically substituted phenylacetic acids with appropriate phenylglycinols. The heterocyclically substituted phenylglycinolamides are suitable as active compounds in medicaments, in particular in antiatherosclerotically active medicaments.
    Type: Grant
    Filed: April 10, 1997
    Date of Patent: August 10, 1999
    Assignee: Bayer Aktiengesellschaft
    Inventors: Siegfried Goldmann, Ulrich Muller, Richard Connell, Hilmar Bischoff, Dirk Denzer, Rudi Grutzmann, Martin Beuck
  • Patent number: 5808016
    Abstract: The novel disazo dyestuffs of the formula (I) ##STR1## in which the substituents and indices have the meaning given in the description, are outstandingly suitable for dyeing cellulosic materials, in particular paper, and are distinguished by good fastness properties.
    Type: Grant
    Filed: September 17, 1997
    Date of Patent: September 15, 1998
    Assignee: Bayer Aktiengesellschaft
    Inventor: Klaus Kunde
  • Patent number: 5779776
    Abstract: The present invention relates to the use of 2-methyl-4-chlorophenoxypropionamides for protecting buildings, building materials and insulation compounds against the penetration of roots into and through them, and to rooting-inhibiting bitumen mixtures, sealants and insulations.
    Type: Grant
    Filed: July 1, 1997
    Date of Patent: July 14, 1998
    Assignee: Bayer Aktiengesellschaft
    Inventors: Lutz Heuer, Heinz-Joachim Rother
  • Patent number: 5770316
    Abstract: Heat-stable, flexible polarizers with a polarizing layer of a polymer with conjugated double bonds with the exception of exclusively polyacetylene-containing polymer matrixes are obtained if their surfaces are sealed with silicate.
    Type: Grant
    Filed: November 26, 1996
    Date of Patent: June 23, 1998
    Assignee: Bayer Aktiengesellschaft
    Inventor: Karl-Heinz Aleksander Ostoja Starzewski
  • Patent number: 5760230
    Abstract: 4,4'-Bridged bis-2,4-diaminoquinazolines of the general formula (I) ##STR1## processes for their preparation and use as agents acting on the potassium channels of the brain.
    Type: Grant
    Filed: October 11, 1996
    Date of Patent: June 2, 1998
    Assignee: Bayer Aktiengesellschaft
    Inventors: Rudolf Schohe-Loop, Peter-Rudolf Seidel, William Bullock, Achim Feurer, Hans-Georg Lerchen, Georg Terstappen, Joachim Schuhmacher, Franz-Josef van der Staay, Bernard Schmidt, Richard J. Fanelli, Jane C. Chisholm, Richard T. McCarthy
  • Patent number: 5742429
    Abstract: The device for stereoscopic visualization according to the present invention enables an observer to see both an image from a stereomicroscope and an image from a stereoscopic fiberscope without removing his eyes from the eyepieces. The device for stereoscopic visualization may be used in surgical procedures.
    Type: Grant
    Filed: March 7, 1996
    Date of Patent: April 21, 1998
    Assignee: Fujikura Ltd.
    Inventors: Takashi Tsumanuma, Kennichi Nakatate, Hiroyoshi Koyama
  • Patent number: 5728737
    Abstract: The present invention relates to novel N-alkoxy-arnidine derivatives of the formula (I), to a process for their preparation and to their use as pesticides. In addition, the invention also relates to novel intermediates and to a process for their preparation.
    Type: Grant
    Filed: January 23, 1997
    Date of Patent: March 17, 1998
    Assignee: Bayer Aktiengesellschaft
    Inventors: Ulrich Heinemann, Bernd-Wieland Kruger, Ralf Tiemann, Stefan Dutzmann, Klaus Stenzel
  • Patent number: 5721238
    Abstract: 2,8-Disubstituted quinazolinones are prepared by first subjecting the quinazolinone basic skeleton to condensation by customary reactions and then introducing the desired substituents into the 8-position. The compounds are suitable as active compounds in medicaments, in particular for the treatment of inflammations, thromboembolic diseases and cardiovascular diseases.
    Type: Grant
    Filed: January 11, 1996
    Date of Patent: February 24, 1998
    Assignee: Bayer Aktiengesellschaft
    Inventors: Fred Robert Heiker, Ulrich Niewohner, Wolfgang Hartwig, Helmuth Schutz, Erwin Bischoff, Elisabeth Perzborn, Matthias Schramm
  • Patent number: 5719146
    Abstract: Insecticidal heterocyclic compounds of the formula ##STR1## wherein A represents a five-membered or six-membered heteroaryl group containing one to three hetero atoms selected from the group consisting of S, O and N, said heteroaryl group being unsubstituted or substituted by a halogen atom or C.sub.1-4 alkyl group, Z represents a three-membered straight chain, each member being selected from the group consisting of CH.sub.2 --, O, S and N--R.sup.2 with at least one of said three members being O, S or N--R.sup.2, E represents CH.sub.2, O, S or N--R.sup.2, wherein R.sup.2 represents a hydrogen atom, a C.sub.1-4 alkyl group, a C.sub.1-4 alkoxy group or the group ##STR2## wherein R.sup.3 represents a hydrogen atom or halogen atom, X represents CH or N, Y represents a nitro group or cyano group, and R.sup.1 represents a hydrogen atom or methyl group.
    Type: Grant
    Filed: February 7, 1996
    Date of Patent: February 17, 1998
    Assignee: Nihon Bayer Agrochem K.K.
    Inventors: Kozo Shiokawa, Shinichi Tsuboi, Koichi Moriya, Yumi Hattori, Ikuro Honda, Katsuhiko Shibuya
  • Patent number: 5707075
    Abstract: For the protection of the occupants of a vehicle in case of a lateral impact, restraints (3) are integrated in the side structure of the vehicle and are adapted to be automatically stretched to extend tautly on the inside across the window opening and are connected to an airbag unit (25) for protection in case of an impact, which unit is accommodated adjacent to the side structure of the vehicle.
    Type: Grant
    Filed: April 25, 1994
    Date of Patent: January 13, 1998
    Assignee: MST Automotive GmbH
    Inventors: Josef Kraft, Hermann Reulein, Joachim Franz, Martin Kreuzer
  • Patent number: 5705715
    Abstract: Maleic anhydride (MA) is first reacted with 1,4-butanediol in a molar ratio of 1,4-butanediol:MA=1.1-2:1 to give an oligoester which is subsequently hydrogenated with excess hydrogen at 100-400 bar in two hydrogenation steps to give 1,4-butanediol. The first hydrogenation step is carried out at 60.degree.-130.degree. C. over a support-free catalyst of compacted metal powder of Ni, Fe, Co or mixtures thereof; the second hydrogenation step is carried out at 190.degree.-230.degree. C. over a reduced, support-free catalyst of compacted powders of copper oxides, ZnO and Al.sub.2 O.sub.3 containing proportions of oxides of Ni, Fe, Co or mixtures of a plurality thereof. A temperature difference of 60.degree.-130.degree. C. is set between the two hydrogenation steps.
    Type: Grant
    Filed: August 25, 1995
    Date of Patent: January 6, 1998
    Assignee: Bayer Aktiengesellschaft
    Inventor: Gerhard Darsow
  • Patent number: 5702721
    Abstract: A transdermal therapeutic system exhibiting layered structure consists of a backing layer which is impermeable to active substances, a matrix having water-insoluble basic material and islands (inclusions) divided therein, and a layer controlling the access of cutaneous liquid by means of which the matrix is activatable. Process for the production are described.
    Type: Grant
    Filed: August 30, 1994
    Date of Patent: December 30, 1997
    Assignee: LTS Lohmann Therapie-Systeme GmbH & Co. KG
    Inventors: Michael Horstmann, Fritz Herrmann
  • Patent number: 5703094
    Abstract: The invention relates to new quinolone- and naphthyridonecarboxylic acid derivatives which are substituted in the 7-position by an unsaturated bicyclic amine radical, their salts, processes for their preparation and antibacterial compositions comprising these compounds
    Type: Grant
    Filed: January 5, 1996
    Date of Patent: December 30, 1997
    Assignee: Bayer Aktiengesellschaft
    Inventors: Uwe Petersen, Michael Ruther, Thomas Schenke, Klaus Dieter Bremm, Rainer Endermann
  • Patent number: 5698574
    Abstract: The present invention relates to 5-membered heteroaryl-oxazolidinones, to processes for their preparation and to their use as medicaments, in particular as antibacterial medicaments.
    Type: Grant
    Filed: July 17, 1995
    Date of Patent: December 16, 1997
    Assignee: Bayer Aktiengesellschaft
    Inventors: Bernd Riedl, Dieter Habich, Andreas Stolle, Hanno Wild, Rainer Endermann, Klaus Dieter Bremm, Hein-Peter Kroll, Harald Labischinski, Klaus Schaller, Hans-Otto Werling
  • Patent number: 5684139
    Abstract: Dyestuffs of the formula (I) ##STR1## wherein R.sup.1 and R.sup.4 independently of one another represent an acyl radical,R.sup.2 and R.sup.3 independently of one another represent hydrogen or unsubstituted or substituted C.sub.1 -C.sub.4 -alkyl,X represents a bridge member which is not fibre-reactive andn and m independently of one another represent 1 or 2,are outstandingly suitable for dyeing and printing substrates containing hydroxyl and/or amide groups, in particular for printing paper by the ink-jet method.
    Type: Grant
    Filed: July 5, 1996
    Date of Patent: November 4, 1997
    Assignee: Bayer Aktiengesellschaft
    Inventors: Peter Wild, Karin Hassenruck, Frank-Michael Stohr
  • Patent number: D386361
    Type: Grant
    Filed: May 15, 1996
    Date of Patent: November 18, 1997
    Inventors: Megan J. Morrow, Dennis Morrow
  • Patent number: RE36306
    Abstract: A method for protecting against duplication of a document with a color copier comprises providing a background color on a document having an average reflectance value and printing on the background with a contrast color having a spectral characteristic which modulates the average reflectance value by no more than 5% and has an average value equal to the average reflectance value. The contrast color is printed with a printing medium that allows activation by a rub and reveal action or by application of intense light.
    Type: Grant
    Filed: June 16, 1995
    Date of Patent: September 14, 1999
    Assignee: Nocopi Technologies, Inc.
    Inventor: Arshavir Gundjian