Patents Examined by Mary G. Lee
  • Patent number: 5380737
    Abstract: Compounds having the structural formula ##STR1## wherein L is N, O or SO.sub.n wherein n is 0, 1 or 2;L-R.sup.1 is a leaving group, H-L-R.sup.1 is the conjugate acid thereof and, when L is N, H-L-R.sup.1 has a pK.sub.a value less than or equal to 6, when L is O, H-L-R.sup.1 has a pK.sub.a value less than or equal to to 8, and when L is SO.sub.n, H-L-R.sup.1 has a pK.sub.a value less than or equal to 5;R.sup.2 is primary or secondary alkyl of two to four carbon atoms, primary alkylamino of one to three carbon atoms, primary alkylmethylamino of two to four carbon atoms, diethylamino or primary alkoxy of one to three carbon atoms; andR.sup.
    Type: Grant
    Filed: August 27, 1993
    Date of Patent: January 10, 1995
    Assignee: Sterling Winthrop Inc.
    Inventors: Richard P. Dunlap, Albert A. Mura, Dennis J. Hlasta, Ranjit C. Desai, Lee H. Latimer, Chakrapani Subramanyam
  • Patent number: 5378817
    Abstract: Reactive dyestuffs of the formula ##STR1## wherein Z=a heterocyclic reactive group and the remaining groups have the meaning given in the description, are outstandingly suitable for dyeing and printing materials containing hydroxyl groups or amide groups.
    Type: Grant
    Filed: January 15, 1993
    Date of Patent: January 3, 1995
    Assignee: Bayer Aktiengesellschaft
    Inventors: Konrad Bootz, Karl-Josef Herd
  • Patent number: 5233027
    Abstract: The new disazo dyestuffs of the formula (I) ##STR1## in which the substituents and indices have the meaning given in the description, and salts thereof are outstandingly suitable for dyeing cellulose-containing materials and leather in blue shades having good wet- and light-fastnesses.
    Type: Grant
    Filed: May 23, 1991
    Date of Patent: August 3, 1993
    Assignee: Bayer Aktiengesellschaft
    Inventors: Rolf Hinrichs, Klaus Kunde
  • Patent number: 5232980
    Abstract: There are provided N-substituted carbonyloxyalkylpyrrole compounds of formula I ##STR1## and their use for the control of insects, acarina and mollusks. Further provided are compositions and methods comprising those compounds for the protection of plants from attack by insects, acarina and mollusks.
    Type: Grant
    Filed: October 27, 1992
    Date of Patent: August 3, 1993
    Assignee: American Cyanamid Company
    Inventors: David G. Kuhn, Stephen F. Donovan, Joseph A. Furch
  • Patent number: 5225544
    Abstract: Water-soluble dyes are described, such as azo dyes, metal complex dyes, anthraquinone, phthalocyanine and formazan dyes, which contain a fiber-reactive group of the vinyl sulfone series which, if desired, is bound via a bridging member, and furthermore contain a 4-cyanamido-1,3,5-triazin-6-ylamino radical which is substituted in the 2 position by a group of the formula (2) ##STR1## in which R.sup.
    Type: Grant
    Filed: November 12, 1992
    Date of Patent: July 6, 1993
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Jorg Dannheim, Werner H. Russ
  • Patent number: 5075429
    Abstract: A monoazo compound of the formula, ##STR1## wherein D is a heterocyclic or carbocyclic compound residue such as benzothiazolyl and phenyl, X is hydrogen, alkyl, alkoxy, halogeno, acylamino or the like, Y is hydrogen, halogeno, alkyl, alkoxy and the like, R.sub.1 is alkyl, R.sub.2 is C.sub.2 -C.sub.4 alkylene, B is a bridging group such as ##STR2## --O--, --S--, C.sub.1 -C.sub.6 alkylene and the like, and W.sub.1, W.sub.2, W.sub.3, Z.sub.1, Z.sub.2 and Z.sub.3 are independently hydrogen, alkyl, halogeno or the like, which is useful for dyeing hydrophobic fiber materials to give dyed or printed product of a deep color excellent in fastness properties, particularly those such as washing fastness, even after various finishing treatments of the product.
    Type: Grant
    Filed: October 10, 1989
    Date of Patent: December 24, 1991
    Assignee: Sumitomo Chemical Company Limited
    Inventors: Jun Yamamoto, Yasuyoshi Ueda, Takashi Omura, Yosuke Yamamoto, Hideo Hattori, Junichi Sekihachi
  • Patent number: 4960758
    Abstract: The present invention relates to .beta.-D-phenylthioxyloside compounds selected from the group consisting of:(i) the .beta.-D-phenylthioxylosides of the formula: ##STR1## in which: R.sub.1 and R.sub.2, which can be identical or different, which represent a hydrogen atom or a trifluoromethy or cyano group,A represents CHOH or CO andY represents a hydrogen atom or an acyl group; and(ii) epimers thereof when A is CHOH.The said .beta.-D-phenylthioxyloside compounds are useful in therapy as antithrombotics.
    Type: Grant
    Filed: November 3, 1988
    Date of Patent: October 2, 1990
    Assignee: Fournier Innovation et Synergie
    Inventors: Soth Samreth, Francois Bellamy, Jean Millet
  • Patent number: 4925481
    Abstract: The invention relates to new heterocyclic substituted bicyclic triazoles of general formula I ##STR1## in which X, Y, Z, R.sup.1, n and m have the meanings given in the description, processes for their preparation and their use as herbicides.
    Type: Grant
    Filed: November 28, 1988
    Date of Patent: May 15, 1990
    Assignee: Schering Aktiengesellschaft
    Inventors: Friedhelm Blume, Gabriele Dorfmeister, Wilfried Franke, Richard Rees, Gerhard Johann, Friedrich Arndt