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).
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Patent number: 10160731Abstract: 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: GrantFiled: April 5, 2018Date of Patent: December 25, 2018Assignee: E.I. du Pont de Nemours and CompanyInventor: Gary David Annis
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Publication number: 20180222873Abstract: 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: ApplicationFiled: April 5, 2018Publication date: August 9, 2018Inventor: Gary David Annis
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Patent number: 9938248Abstract: 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: GrantFiled: October 30, 2017Date of Patent: April 10, 2018Assignee: E.I. du Pont de Nemours and CompanyInventor: Gary David Annis
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Publication number: 20180057468Abstract: 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: ApplicationFiled: October 30, 2017Publication date: March 1, 2018Inventor: Gary David Annis
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Patent number: 9834523Abstract: 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: GrantFiled: March 10, 2017Date of Patent: December 5, 2017Assignee: E.I. du Pont de Nemours and CompanyInventor: Gary David Annis
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Publication number: 20170197925Abstract: 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: ApplicationFiled: March 10, 2017Publication date: July 13, 2017Inventor: Gary David Annis
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Patent number: 9611231Abstract: 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: GrantFiled: April 10, 2015Date of Patent: April 4, 2017Assignee: E.I. DU PONT DE NEMOURS AND COMPANYInventor: Gary David Annis
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Publication number: 20160376242Abstract: 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: ApplicationFiled: April 10, 2015Publication date: December 29, 2016Inventor: Gary David Annis
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Patent number: 9527822Abstract: 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: GrantFiled: May 19, 2016Date of Patent: December 27, 2016Assignee: E.I. du Pont de Nemours and CompanyInventor: Gary David Annis
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Publication number: 20160304474Abstract: 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: ApplicationFiled: May 19, 2016Publication date: October 20, 2016Inventor: Gary David Annis
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Publication number: 20150210654Abstract: 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: ApplicationFiled: April 10, 2015Publication date: July 30, 2015Inventor: Gary David Annis
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Patent number: 9035101Abstract: 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: GrantFiled: September 30, 2013Date of Patent: May 19, 2015Assignee: E.I. du Pont de Nemours and CompanyInventor: Gary David Annis
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Publication number: 20140155617Abstract: 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: ApplicationFiled: September 30, 2013Publication date: June 5, 2014Applicant: E.I. du Pont de Nemours and CompanyInventor: Gary David Annis
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Patent number: 8546618Abstract: 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: GrantFiled: April 8, 2009Date of Patent: October 1, 2013Assignee: E.I. du Pont de Nemours and CompanyInventor: Gary David Annis
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Patent number: 8513431Abstract: 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: GrantFiled: July 9, 2012Date of Patent: August 20, 2013Assignee: E.I. du Pont de Nemours and CompanyInventors: Gary David Annis, Brenton Todd Smith
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Publication number: 20130165663Abstract: 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: ApplicationFiled: July 9, 2012Publication date: June 27, 2013Applicant: E.I. du Pont de Nemours and CompanyInventors: Gary David Annis, Brenton Todd Smith
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Publication number: 20120277442Abstract: 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: ApplicationFiled: July 9, 2012Publication date: November 1, 2012Applicant: E.I. du Pont de Nemours and CompanyInventors: Gary David Annis, Brenton Todd Smith
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Patent number: 8217180Abstract: 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: GrantFiled: August 4, 2008Date of Patent: July 10, 2012Assignee: E.I. du Pont de Nemours and CompanyInventors: Gary David Annis, Brenton Todd Smith
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Patent number: 8049029Abstract: 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: GrantFiled: December 18, 2007Date of Patent: November 1, 2011Assignee: E. I. du Pont de Nemours and CompanyInventors: Joerg Bruening, Gary David Annis, Donald J Dumas, Rafael Shapiro
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Patent number: 8034968Abstract: 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: GrantFiled: June 23, 2008Date of Patent: October 11, 2011Assignee: E. I. du Pont de Nemours and CompanyInventor: Gary David Annis