Patents by Inventor Gary David Annis

Gary David Annis 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: 10160731
    Abstract: Disclosed is a method for preparing a compound of Formula 1 wherein Q and Z are as defined in the disclosure comprising distilling water from a mixture comprising a compound of Formula 2, a compound of Formula 3, a base comprising at least one compound selected from the group consisting of alkaline earth metal hydroxides of Formula 4 wherein M is Ca, Sr or Ba, alkali metal carbonates of Formula 4a wherein M1 is Li, Na or K, 1,5-diazabicyclo[4.3.0]non-5-ene and 1,8-diazabicyclo[5.4.0]undec-7-ene, and an aprotic solvent capable of forming a low-boiling azeotrope with water.
    Type: Grant
    Filed: April 5, 2018
    Date of Patent: December 25, 2018
    Assignee: E.I. du Pont de Nemours and Company
    Inventor: Gary David Annis
  • Publication number: 20180222873
    Abstract: Disclosed is a method for preparing a compound of Formula 1 wherein Q and Z are as defined in the disclosure comprising distilling water from a mixture comprising a compound of Formula 2, a compound of Formula 3, a base comprising at least one compound selected from the group consisting of alkaline earth metal hydroxides of Formula 4 wherein M is Ca, Sr or Ba, alkali metal carbonates of Formula 4a wherein M1 is Li, Na or K, 1,5-diazabicyclo[4.3.0]non-5-ene and 1,8-diazabicyclo[5.4.0]undec-7-ene, and an aprotic solvent capable of forming a low-boiling azeotrope with water.
    Type: Application
    Filed: April 5, 2018
    Publication date: August 9, 2018
    Inventor: Gary David Annis
  • Patent number: 9938248
    Abstract: Disclosed is a method for preparing a compound of Formula 1 wherein Q and Z are as defined in the disclosure comprising distilling water from a mixture comprising a compound of Formula 2, a compound of Formula 3, a base comprising at least one compound selected from the group consisting of alkaline earth metal hydroxides of Formula 4 wherein M is Ca, Sr or Ba, alkali metal carbonates of Formula 4a wherein M1 is Li, Na or K, 1,5-diazabicyclo[4.3.0]non-5-ene and 1,8-diazabicyclo[5.4.0]undec-7-ene, and an aprotic solvent capable of forming a low-boiling azeotrope with water.
    Type: Grant
    Filed: October 30, 2017
    Date of Patent: April 10, 2018
    Assignee: E.I. du Pont de Nemours and Company
    Inventor: Gary David Annis
  • Publication number: 20180057468
    Abstract: Disclosed is a method for preparing a compound of Formula 1 wherein Q and Z are as defined in the disclosure comprising distilling water from a mixture comprising a compound of Formula 2, a compound of Formula 3, a base comprising at least one compound selected from the group consisting of alkaline earth metal hydroxides of Formula 4 wherein M is Ca, Sr or Ba, alkali metal carbonates of Formula 4a wherein M1 is Li, Na or K, 1,5-diazabicyclo[4.3.0]non-5-ene and 1,8-diazabicyclo[5.4.0]undec-7-ene, and an aprotic solvent capable of forming a low-boiling azeotrope with water.
    Type: Application
    Filed: October 30, 2017
    Publication date: March 1, 2018
    Inventor: Gary David Annis
  • Patent number: 9834523
    Abstract: Disclosed is a method for preparing a compound of Formula 1 wherein Q and Z are as defined in the disclosure comprising distilling water from a mixture comprising a compound of Formula 2, a compound of Formula 3, a base comprising at least one compound selected from the group consisting of alkaline earth metal hydroxides of Formula 4 wherein M is Ca, Sr or Ba, alkali metal carbonates of Formula 4a wherein M1 is Li, Na or K, 1,5-diazabicyclo[4.3.0]non-5-ene and 1,8-diazabicyclo[5.4.0]undec-7-ene, and an aprotic solvent capable of forming a low-boiling azeotrope with water.
    Type: Grant
    Filed: March 10, 2017
    Date of Patent: December 5, 2017
    Assignee: E.I. du Pont de Nemours and Company
    Inventor: Gary David Annis
  • Publication number: 20170197925
    Abstract: Disclosed is a method for preparing a compound of Formula 1 wherein Q and Z are as defined in the disclosure comprising distilling water from a mixture comprising a compound of Formula 2, a compound of Formula 3, a base comprising at least one compound selected from the group consisting of alkaline earth metal hydroxides of Formula 4 wherein M is Ca, Sr or Ba, alkali metal carbonates of Formula 4a wherein M1 is Li, Na or K, 1,5-diazabicyclo[4.3.0]non-5-ene and 1,8-diazabicyclo[5.4.0]undec-7-ene, and an aprotic solvent capable of forming a low-boiling azeotrope with water.
    Type: Application
    Filed: March 10, 2017
    Publication date: July 13, 2017
    Inventor: Gary David Annis
  • Patent number: 9611231
    Abstract: Disclosed is a method for preparing a compound of Formula 1 wherein Q and Z are as defined in the disclosure comprising distilling water from a mixture comprising a compound of Formula 2, a compound of Formula 3, a base comprising at least one compound selected from the group consisting of alkaline earth metal hydroxides of Formula 4 wherein M is Ca, Sr or Ba, alkali metal carbonates of Formula 4a wherein M1 is Li, Na or K, 1,5-diazabicyclo[4.3.0]non-5-ene and 1,8-diazabicyclo[5.4.0]undec-7-ene, and an aprotic solvent capable of forming a low-boiling azeotrope with water.
    Type: Grant
    Filed: April 10, 2015
    Date of Patent: April 4, 2017
    Assignee: E.I. DU PONT DE NEMOURS AND COMPANY
    Inventor: Gary David Annis
  • Publication number: 20160376242
    Abstract: Disclosed is a method for preparing a compound of Formula 1 wherein Q and Z are as defined in the disclosure comprising distilling water from a mixture comprising a compound of Formula 2, a compound of Formula 3, a base comprising at least one compound selected from the group consisting of alkaline earth metal hydroxides of Formula 4 wherein M is Ca, Sr or Ba, alkali metal carbonates of Formula 4a wherein M1 is Li, Na or K, 1,5-diazabicyclo[4.3.0]non-5-ene and 1,8-diazabicyclo[5.4.0]undec-7-ene, and an aprotic solvent capable of forming a low-boiling azeotrope with water.
    Type: Application
    Filed: April 10, 2015
    Publication date: December 29, 2016
    Inventor: Gary David Annis
  • Patent number: 9527822
    Abstract: Disclosed is a method for preparing a compound of Formula 1 wherein Q and Z are as defined in the disclosure comprising distilling water from a mixture comprising a compound of Formula 2, a compound of Formula 3, a base comprising at least one compound selected from the group consisting of alkaline earth metal hydroxides of Formula 4 wherein M is Ca, Sr or Ba, alkali metal carbonates of Formula 4a wherein M1 is Li, Na or K, 1,5-diazabicyclo[4.3.0]non-5-ene and 1,8-diazabicyclo[5.4.0]undec-7-ene, and an aprotic solvent capable of forming a low-boiling azeotrope with water.
    Type: Grant
    Filed: May 19, 2016
    Date of Patent: December 27, 2016
    Assignee: E.I. du Pont de Nemours and Company
    Inventor: Gary David Annis
  • Publication number: 20160304474
    Abstract: Disclosed is a method for preparing a compound of Formula 1 wherein Q and Z are as defined in the disclosure comprising distilling water from a mixture comprising a compound of Formula 2, a compound of Formula 3, a base comprising at least one compound selected from the group consisting of alkaline earth metal hydroxides of Formula 4 wherein M is Ca, Sr or Ba, alkali metal carbonates of Formula 4a wherein M1 is Li, Na or K, 1,5-diazabicyclo[4.3.0]non-5-ene and 1,8-diazabicyclo[5.4.0]undec-7-ene, and an aprotic solvent capable of forming a low-boiling azeotrope with water.
    Type: Application
    Filed: May 19, 2016
    Publication date: October 20, 2016
    Inventor: Gary David Annis
  • Publication number: 20150210654
    Abstract: Disclosed is a method for preparing a compound of Formula 1 wherein Q and Z are as defined in the disclosure comprising distilling water from a mixture comprising a compound of Formula 2, a compound of Formula 3, a base comprising at least one compound selected from the group consisting of alkaline earth metal hydroxides of Formula 4 wherein M is Ca, Sr or Ba, alkali metal carbonates of Formula 4a wherein M1 is Li, Na or K, 1,5-diazabicyclo[4.3.0]non-5-ene and 1,8-diazabicyclo[5.4.0]undec-7-ene, and an aprotic solvent capable of forming a low-boiling azeotrope with water.
    Type: Application
    Filed: April 10, 2015
    Publication date: July 30, 2015
    Inventor: Gary David Annis
  • Patent number: 9035101
    Abstract: Disclosed is a method for preparing a compound of Formula 1 wherein Q and Z are as defined in the disclosure comprising distilling water from a mixture comprising a compound of Formula 2, a compound of Formula 3, a base comprising at least one compound selected from the group consisting of alkaline earth metal hydroxides of Formula 4 wherein M is Ca, Sr or Ba, alkali metal carbonates of Formula 4a wherein M1 is Li, Na or K, 1,5-diazabicyclo[4.3.0]non-5-ene and 1,8-diazabicyclo[5.4.0]undec-7-ene, and an aprotic solvent capable of forming a low-boiling azeotrope with water.
    Type: Grant
    Filed: September 30, 2013
    Date of Patent: May 19, 2015
    Assignee: E.I. du Pont de Nemours and Company
    Inventor: Gary David Annis
  • Publication number: 20140155617
    Abstract: Disclosed is a method for preparing a compound of Formula 1 wherein Q and Z are as defined in the disclosure comprising distilling water from a mixture comprising a compound of Formula 2, a compound of Formula 3, a base comprising at least one compound selected from the group consisting of alkaline earth metal hydroxides of Formula 4 wherein M is Ca, Sr or Ba, alkali metal carbonates of Formula 4a wherein M1 is Li, Na or K, 1,5-diazabicyclo[4.3.0]non-5-ene and 1,8-diazabicyclo[5.4.0]undec-7-ene, and an aprotic solvent capable of forming a low-boiling azeotrope with water.
    Type: Application
    Filed: September 30, 2013
    Publication date: June 5, 2014
    Applicant: E.I. du Pont de Nemours and Company
    Inventor: Gary David Annis
  • Patent number: 8546618
    Abstract: Disclosed is a method for preparing a compound of Formula 1 wherein Q and Z are as defined in the disclosure comprising distilling water from a mixture comprising a compound of Formula 2, a compound of Formula 3, a base comprising at least one compound selected from the group consisting of alkaline earth metal hydroxides of Formula 4 wherein M is Ca, Sr or Ba, alkali metal carbonates of Formula 4a wherein M1 is Li, Na or K, 1,5-diazabicyclo[4.3.0]non-5-ene and 1,8-diazabicyclo[5.4.0]undec-7-ene, and an aprotic solvent capable of forming a low-boiling azeotrope with water.
    Type: Grant
    Filed: April 8, 2009
    Date of Patent: October 1, 2013
    Assignee: E.I. du Pont de Nemours and Company
    Inventor: Gary David Annis
  • Patent number: 8513431
    Abstract: Disclosed is a method for preparing a compound of Formula 1 wherein R1 is CHX2, CX3, CX2CHX2 or CX2CX3; each X is independently Cl or F; Z is optionally substituted phenyl; and Q is phenyl or 1-naphthalenyl, each optionally substituted as defined in the disclosure; comprising contacting a compound of Formula 2 with hydroxylamine in the presence of a base. The present invention also relates to novel compounds of Formula 2, useful as starting materials for the aforedescribed method.
    Type: Grant
    Filed: July 9, 2012
    Date of Patent: August 20, 2013
    Assignee: E.I. du Pont de Nemours and Company
    Inventors: Gary David Annis, Brenton Todd Smith
  • Publication number: 20130165663
    Abstract: Disclosed is a method for preparing a compound of Formula 1 wherein R1 is CHX2, CX3, CX2CHX2 or CX2CX3; each X is independently Cl or F; Z is optionally substituted phenyl; and Q is phenyl or 1-naphthalenyl, each optionally substituted as defined in the disclosure; comprising contacting a compound of Formula 2 with hydroxylamine in the presence of a base. The present invention also relates to novel compounds of Formula 2, useful as starting materials for the aforedescribed method.
    Type: Application
    Filed: July 9, 2012
    Publication date: June 27, 2013
    Applicant: E.I. du Pont de Nemours and Company
    Inventors: Gary David Annis, Brenton Todd Smith
  • Publication number: 20120277442
    Abstract: Disclosed is a method for preparing a compound of Formula 1 wherein R1 is CHX2, CX3, CX2CHX2 or CX2CX3; each X is independently Cl or F; Z is optionally substituted phenyl; and Q is phenyl or 1-naphthalenyl, each optionally substituted as defined in the disclosure; comprising contacting a compound of Formula 2 with hydroxylamine in the presence of a base. The present invention also relates to novel compounds of Formula 2, useful as starting materials for the aforedescribed method.
    Type: Application
    Filed: July 9, 2012
    Publication date: November 1, 2012
    Applicant: E.I. du Pont de Nemours and Company
    Inventors: Gary David Annis, Brenton Todd Smith
  • Patent number: 8217180
    Abstract: Disclosed is a method for preparing a compound of Formula 1 wherein R1 is CHX2, CX3, CX2CHX2 or CX2CX3; each X is independently Cl or F; Z is optionally substituted phenyl; and Q is phenyl or 1-naphthalenyl, each optionally substituted as defined in the disclosure; comprising contacting a compound of Formula 2 with hydroxylamine in the presence of a base. The present invention also relates to novel compounds of Formula 2, useful as starting materials for the aforedescribed method.
    Type: Grant
    Filed: August 4, 2008
    Date of Patent: July 10, 2012
    Assignee: E.I. du Pont de Nemours and Company
    Inventors: Gary David Annis, Brenton Todd Smith
  • Patent number: 8049029
    Abstract: Disclosed is a method for preparing a compound of Formula 1 comprising contacting a compound of Formula 2 with a metal cyanide reagent, a copper(I) salt reagent, an iodide salt reagent and at least one compound of Formula 3 wherein R1 is NHR3 or OR4; R2 is CH3 or Cl; R3 is H, C1-C4 alkyl, cyclopropyl, cyclopropylcyclopropyl, cyclopropylmethyl or methylcyclopropyl; R4 is H or C1-C4 alkyl; Y is Br or Cl; X is NR13 or O; n is 0 or 1; and R5, R6, R7, R8, R9, R10, R11, R12 and R13 are as defined in the disclosure. Also disclosed is a method for preparing a compound of Formula 2 wherein Y is Br and R1 is NHR3 comprising introducing a gas containing bromine into a liquid containing a compound of Formula 4, and further disclosed is a method for preparing a compound of Formula 5 wherein R14, R15, R16 and Z are as defined in the disclosure using a compound of Formula 1 characterized by preparing the compound of Formula 1 by the method disclosed above.
    Type: Grant
    Filed: December 18, 2007
    Date of Patent: November 1, 2011
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Joerg Bruening, Gary David Annis, Donald J Dumas, Rafael Shapiro
  • Patent number: 8034968
    Abstract: Disclosed is a method for preparing a compound of Formula 1 comprising (1) contacting a compound of Formula 2, with (2) at least one alkali metal cyanide and (3) at least one compound of Formula 4 wherein R1 is NHR3 or OR4; R2 is CH3 or Cl; R3 is H, C1-C4 alkyl, cyclopropyl, cyclopropylcyclopropyl, cyclopropylmethyl or methylcyclopropyl; R4 is H or C1-C4 alkyl; and X is Br, Cl or I.
    Type: Grant
    Filed: June 23, 2008
    Date of Patent: October 11, 2011
    Assignee: E. I. du Pont de Nemours and Company
    Inventor: Gary David Annis