Patents by Inventor Yvan Gagnon

Yvan Gagnon 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).

  • Publication number: 20100227071
    Abstract: A processes for preparing structured organic film (SOF) comprising a plurality of segments and a plurality of linkers arranged as a covalent organic framework, wherein the structured organic film may be a multi-segment thick structured organic film by reaction of a pre-SOF.
    Type: Application
    Filed: March 3, 2010
    Publication date: September 9, 2010
    Applicant: XEROX CORPORATION
    Inventors: Matthew A. HEUFT, Adrien Pierre CÔTÉ, Gregory M. MCGUIRE, Yvan GAGNON
  • Publication number: 20100199302
    Abstract: A digital communication system is disclosed, that allows a display of override content to interrupt a display of ongoing content on one or more display units. Ongoing content, such as advertisements, news, entertainment, or other relevant information, is provided on the display units until an urgent or security-related alert is required, and display of override content becomes necessary. Override content can include information relevant to the security of a passenger or passer-by viewing the display. Override content can relate to security threats such as accidents, major delays, fire, missing children, terrorist activity, or other content deemed adequately pertinent to warrant interrupting the display of ongoing content.
    Type: Application
    Filed: April 14, 2010
    Publication date: August 5, 2010
    Applicant: ONESTOP MEDIA GROUP
    Inventors: Michael GIRGIS, Ian Robert GADSBY, Jake NEIMAN, Dmitri MELAMED, Daniel Joseph FRASER, Jeffrey David FINDLAY, Stephane Yvan GAGNON, Andrew James KILPATRICK
  • Patent number: 7728712
    Abstract: A digital communication system is disclosed, that allows a display of override content to interrupt a display of ongoing content on one or more display units. Ongoing content, such as advertisements, news, entertainment, or other relevant information, is provided on the display units until an urgent or security-related alert is required, and display of override content becomes necessary. Override content can include information relevant to the security of a passenger or passer-by viewing the display. Override content can relate to security threats such as accidents, major delays, fire, missing children, terrorist activity, or other content deemed adequately pertinent to warrant interrupting the display of ongoing content.
    Type: Grant
    Filed: November 3, 2006
    Date of Patent: June 1, 2010
    Assignee: OneStop Media Group
    Inventors: Michael Girgis, Ian Robert Gadsby, Jake Neiman, Dmitri Melamed, Daniel Joseph Fraser, Jeffrey David Findlay, Stephane Yvan Gagnon, Andrew Kilpatrick
  • Publication number: 20100035169
    Abstract: An aromatic silicon-containing compound has the formula: Ar—[X-L-SiRn(OR?)3-n]m where Ar represents an aromatic group, X represents a divalent or trivalent group; L represents a divalent linking group; R represents a hydrogen atom, an alkyl group or an aryl group; R? represents an alkyl group having 1 to 5 carbon atoms; n is an integer of from 0 to 2; and m is an integer of from 1 to 5. The aromatic silicon-containing compound can be used in electrophotographic photoreceptors, particularly in outmost protective layers of such electrophotographic photoreceptors.
    Type: Application
    Filed: September 14, 2009
    Publication date: February 11, 2010
    Applicant: XEROX CORPORATION
    Inventors: Yu QI, Nan-Xing HU, John F. GRAHAM, Timothy P. BENDER, Ah-Mee HOR, Yvan GAGNON, Cheng-Kuo HSIAO
  • Publication number: 20100015539
    Abstract: The presently disclosed embodiments are directed to an improved low wear overcoat for an imaging member having a substrate, a charge transport layer, and an overcoat layer positioned on the charge transport layer, and a process for preparing the same, where the overcoat layer includes an aromatic polyol binder, a hole transport molecule, and a melamine formaldehyde curing resin.
    Type: Application
    Filed: July 16, 2008
    Publication date: January 21, 2010
    Applicant: XEROX CORPORATION
    Inventors: Yu Qi, Nan-Xing Hu, Vladislav Skorokhod, Yvan Gagnon, Ah-Mee Hor
  • Publication number: 20090326087
    Abstract: The presently disclosed embodiments are directed to a method for treating microcapsules for use in an improved imaging member, namely, in the overcoat layer. The overcoat layer is used for an imaging member having a substrate, a charge transport layer, and an overcoat positioned on the charge transport layer, and a method for making the overcoat layer using the treated microcapsules is provided.
    Type: Application
    Filed: June 27, 2008
    Publication date: December 31, 2009
    Applicant: XEROX CORPORATION
    Inventors: Kathy De Jong, Yvan Gagnon, Johann Junginger, Vladislav Skorokhod, Darren Kazmaier, Naveen Chopra
  • Publication number: 20090263737
    Abstract: The presently disclosed embodiments are directed to an imaging member having an outermost layer formulation that includes wax particles which creates a rough surface morphology for the layer and imparts increased scratch resistance, reduced torque, and improved cleaning performance to the layer. In embodiments, the outermost layer is an overcoat layer used for an improved imaging member having a substrate, a charge transport layer, and an overcoat positioned on the charge transport layer.
    Type: Application
    Filed: April 22, 2008
    Publication date: October 22, 2009
    Applicant: XEROX CORPORATION
    Inventors: Kathy L. De Jong, Nan-Xing Hu, Yvan Gagnon, Yu Qi, Ah-Mee Hor, Cuong Vong, Vladislav Skorokhod
  • Publication number: 20090233197
    Abstract: The presently disclosed embodiments are directed to an improved low wear overcoat for an imaging member having a substrate, a charge transport layer, and an overcoat positioned on the charge transport layer, and a process for preparing the same including combining a binder, a hole transport molecule, a melamine formaldehyde crosslinking agent and an acid catalyst dissolved in an alcohol solvent to form an overcoat solution, and subsequently providing the overcoat solution onto the charge transport layer to form an overcoat layer.
    Type: Application
    Filed: March 14, 2008
    Publication date: September 17, 2009
    Applicant: XEROX CORPORATION
    Inventors: Matthew A. Heuft, Nan-Xing Hu, Jennifer A. Coggan, Vladislav Skorokhod, Yvan Gagnon, Sarah Kavassalis
  • Patent number: 7517928
    Abstract: Siloxane-containing materials that have been prepared by a sol-gel method and polymeric binder materials from interpenetrating networks. Silicon-containing layers including such interpenetrating networks are provided. Methods for preparing interpenetrating networks and silicon-containing layers including interpenetrating networks are also provided. In addition, photoreceptors and image-forming apparatus including such silicon-containing layers are provided.
    Type: Grant
    Filed: November 7, 2005
    Date of Patent: April 14, 2009
    Assignee: Xerox Corporation
    Inventors: Timothy P Bender, Barkev Keoshkerian, John F Graham, Yvan Gagnon, Cheng-Kuo Hsiao, Nan-Xing Hu
  • Patent number: 7470493
    Abstract: Provided are a silane-phenol compound, a crosslinked siloxane outmost protective layer thereof, and an electrophotographic imaging member such as photoreceptor. The silane-phenol compound comprises (i) a phenol group and (ii) a silane group selected from the group consisting of alkoxysilyl, arylalkoxysilyl, aryloxysilyl, alkylaryloxysilyl, and combination thereof. The crosslinked siloxane outmost protective layer comprises the product of hydrolysis and condensation of a silanized hole transport compound and the silane-phenol compound. The crosslinked protective outmost layer may be used to manufacture an electrophotographic imaging member such as photoreceptor with improved properties such as image quality and cleanability, etc.
    Type: Grant
    Filed: July 19, 2005
    Date of Patent: December 30, 2008
    Assignee: Xerox Corporation
    Inventors: Yu Qi, Nan-Xing Hu, Yvan Gagnon, Cheng-Kuo Hsiao, Ah-Mee Hor
  • Patent number: 7439002
    Abstract: A silicone overcoat (SOC) layer having a crosslinked polysiloxane composition comprising a perfluoropolyether segment are disclosed. The polysiloxane composition is the product of the hydrolysis and condensation of a SOC formulation comprising a perfluoropolyether compound, an aromatic silicon-containing compound, and a silicon-containing hole transport compound. An electrophotographic imaging member having such a SOC layer has improved properties.
    Type: Grant
    Filed: July 12, 2005
    Date of Patent: October 21, 2008
    Assignee: Xerox Corporation
    Inventors: Nan-Xing Hu, John Graham, Ah-Mee Hor, Yvan Gagnon, Cheng-Kuo Hsiao
  • Publication number: 20080166643
    Abstract: Overcoat layers, which may be useful for reducing torque in electrophotographic photoreceptors, are provided. The overcoat layers include a polymer matrix having a particulate inorganic lubricant and a particulate fluoropolymer uniformly dispersed therein. Also provided are electrophotographic photoreceptors that include a substrate and the overcoat layers, electrophotographic imaging apparatuses that include such photoreceptors, and methods for forming the photoreceptors.
    Type: Application
    Filed: December 13, 2006
    Publication date: July 10, 2008
    Applicant: XEROX CORPORATION
    Inventors: Timothy P. Bender, Nan-Xing Hu, John F. Graham, Yvan Gagnon, Cheng-Kuo Hsiao, Sandra J. Gardner, Kathy L. De Jong, James M. Markovics
  • Patent number: 7348447
    Abstract: Processes for preparing aromatic matrix materials by metal hydrosilylation followed by alcholysis are provided. Silicon-containing layers that contain such aromatic matrix materials are also provided, as well as electrophotographic photoreceptors and electrophotographic imaging apparatuses containing such silicon-containing layers.
    Type: Grant
    Filed: October 11, 2005
    Date of Patent: March 25, 2008
    Assignee: Xerox Corporation
    Inventors: Timothy P. Bender, John F. Graham, Yvan Gagnon, Cheng-Kuo Hsiao, Nan-Xing Hu, Yu Qi
  • Publication number: 20080070136
    Abstract: An imaging member containing an optional supporting substrate, a photogenerating layer, a charge transport layer, and an overcoat layer comprised, for example, of a phenolic resin containing a phenolic charge transport component.
    Type: Application
    Filed: September 15, 2006
    Publication date: March 20, 2008
    Inventors: Nan-Xing Hu, Yvan Gagnon, Ah-Mee Hor
  • Patent number: 7338739
    Abstract: A crosslinked siloxane composite overcoat for electrophotographic photoreceptors, containing at least one siloxane-containing compound, a resin and metal oxide particles; photoreceptors containing the crosslinked siloxane composite overcoat; and image process cartridge and image forming apparatuses containing photoreceptors containing the crosslinked siloxane composite overcoat.
    Type: Grant
    Filed: January 14, 2005
    Date of Patent: March 4, 2008
    Assignee: Xerox Corporation
    Inventors: Yu Qi, Nan-Xing Hu, Timothy P. Bender, Yvan Gagnon, John Graham, Cheng-Kuo Hsiao, Ah-Mee Hor
  • Patent number: 7297456
    Abstract: A member comprised of a photogenerating layer and a charge transport layer, and wherein the charge transport layer is comprised of a charge transport component or components, and a crosslinked polycarbonate polymer of the formula wherein X and Y represent the number of segments.
    Type: Grant
    Filed: August 4, 2004
    Date of Patent: November 20, 2007
    Assignee: Xerox Corporation
    Inventors: Nan-Xing Hu, Timothy P. Bender, Ah-Mee Hor, H. Bruce Goodbrand, Yvan Gagnon
  • Publication number: 20070234932
    Abstract: Silicon-containing layers for electrophotographic photoreceptors which have high mechanical strength, improved electrophotographic characteristics and improved image deletion characteristics even under conditions of high temperature and high humidity are provided. Such silicon-containing layers include silicon-containing compounds, which may be crosslinked, and siloxane-containing antioxidants that can be selected from hindered phenol antioxidants, hindered amine antioxidants, thioether antioxidants and phosphite antioxidants. Electrophotographic photoreceptors and electrophotographic imaging apparatuses containing such silicon-containing layers are also provided.
    Type: Application
    Filed: May 25, 2007
    Publication date: October 11, 2007
    Applicant: XEROX CORPORATION
    Inventors: Timothy Bender, Nan-Xing Hu, John Graham, Yvan Gagnon, Jennifer Coggan
  • Publication number: 20070226762
    Abstract: A digital communication system is disclosed, that allows a display of override content to interrupt a display of ongoing content on one or more display units. Ongoing content, such as advertisements, news, entertainment, or other relevant information, is provided on the display units until an urgent or security-related alert is required, and display of override content becomes necessary. Override content can include information relevant to the security of a passenger or passer-by viewing the display. Override content can relate to security threats such as accidents, major delays, fire, missing children, terrorist activity, or other content deemed adequately pertinent to warrant interrupting the display of ongoing content.
    Type: Application
    Filed: November 3, 2006
    Publication date: September 27, 2007
    Applicant: ONESTOP MEDIA GROUP
    Inventors: Michael GIRGIS, Ian Robert GADSBY, Jake NEIMAN, Dmitri MELAMED, Daniel Joseph FRASER, Jeffrey David FINDLAY, Stephane Yvan GAGNON, Andrew James KILPATRICK
  • Patent number: 7238456
    Abstract: Silicon-containing layers for electrophotographic photoreceptors which have high mechanical strength, improved electrophotographic characteristics and improved image deletion characteristics even under conditions of high temperature and high humidity are provided. Such silicon-containing layers include silicon-containing compounds, which may be cross-linked, and siloxane-containing antioxidants that can be selected from hindered phenol antioxidants, hindered amine antioxidants, thioether antioxidants and phosphite antioxidants. Electrophotographic photoreceptors and electrophotographic imaging apparatuses containing such silicon-containing layers are also provided.
    Type: Grant
    Filed: November 30, 2004
    Date of Patent: July 3, 2007
    Assignee: Xerox Corporation
    Inventors: Timothy P Bender, Nan-Xing Hu, John F Graham, Yvan Gagnon, Jennifer A Coggan
  • Patent number: 7229732
    Abstract: A composition comprised of a charge transport compound and a crosslinked polymer composition generated from the curing of a solution of a hydroxyl pendant polycarbonate, a hydroxylated charge transport compound, a curing agent and a solvent.
    Type: Grant
    Filed: August 4, 2004
    Date of Patent: June 12, 2007
    Assignee: Xerox Corporation
    Inventors: Nan-Xing Hu, Timothy P. Bender, Ah-Mee Hor, H Bruce Goodbrand, Yvan Gagnon, George Liebermann