Patents by Inventor Christopher M. Wolfe
Christopher M. Wolfe 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: 9811017Abstract: A low melt toner includes a core having a core polystyrene-butyl acrylate resin, a crystalline polyester resin, a pigment present in an amount from about 7% to about 20% by weight of the low melt toner, and a paraffin wax; a ratio of the polystyrene-butyl acrylate resin to crystalline polyester resin is in a range from about 5:1 to about 7:1; and a shell disposed over the core including a shell polystyrene-butyl acrylate resin.Type: GrantFiled: February 26, 2016Date of Patent: November 7, 2017Assignee: XEROX CORPORATIONInventors: Christopher M. Wolfe, Padam K. Angra, Jacob W. Myers, II
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Publication number: 20170248858Abstract: A low melt toner includes a core having a core polystyrene-butyl acrylate resin, a crystalline polyester resin, a pigment present in an amount from about 7% to about 20% by weight of the low melt toner, and a paraffin wax; a ratio of the polystyrene-butyl acrylate resin to crystalline polyester resin is in a range from about 5:1 to about 7:1; and a shell disposed over the core including a shell polystyrene-butyl acrylate resin.Type: ApplicationFiled: February 26, 2016Publication date: August 31, 2017Inventors: Christopher M. Wolfe, Padam K. Angra, Jacob W. Myers, II
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Patent number: 9663615Abstract: A method of synthesizing a branched polyester resin. Particularly, the method includes an alkoxylation reaction that includes reacting a monomer bisphenol A with a cyclic alkylene carbonate.Type: GrantFiled: February 5, 2016Date of Patent: May 30, 2017Assignee: XEROX CORPORATIONInventors: Karen A. Moffat, Shigang S. Qiu, Yulin Wang, Kevin F. Marcell, Wafa F. Bashir, Richard P N Veregin, John Lawrence Pawlak, Christopher M. Wolfe
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Patent number: 9417753Abstract: A method includes providing data and associated contextual information, to a first operating system environment by a second operating system environment, both operating system environments utilizing a common kernel. The data is utilized by the first operating system environment, based on the contextual information. The method may include installing the data as an application file, using the contextual information to understand that the data is an application file. An apparatus that performs the method includes a programmable processor, and memory containing executable instructions. The processor runs multiple operating system environments utilizing a common kernel. The second operating system environment is operative to provide data and contextual information for the data, to the first operating system environment, and the first operating system environment is operative to utilize the data based on the contextual information.Type: GrantFiled: May 2, 2012Date of Patent: August 16, 2016Assignee: GOOGLE TECHNOLOGY HOLDINGS LLCInventors: Christopher M. Wolfe, Andrew N. Tzakis
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Patent number: 9400440Abstract: The present disclosure describes toner particles that have polyester resin and styrene/acrylate resin in the core.Type: GrantFiled: December 5, 2014Date of Patent: July 26, 2016Assignee: Xerox CorporationInventors: Christopher M Wolfe, Chieh-Min Cheng, Eric J Young, Randy P Tin, Jay L Schneider, Joo T Chung
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Publication number: 20160161873Abstract: The present disclosure describes toner particles that have polyester resin and styrene/acrylate resin in the core.Type: ApplicationFiled: December 5, 2014Publication date: June 9, 2016Inventors: Christopher M. Wolfe, Chieh-Min Cheng, Eric J. Young, Randy P. Tin, Jay L. Schneider, Joo T. Chung
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Patent number: 9354531Abstract: A process for making a latex emulsion where distillation occurs at an elevated temperature is used to make resin particles with a conditioned surface which can be used to make magenta toner with increased efficiency.Type: GrantFiled: July 1, 2014Date of Patent: May 31, 2016Assignee: XEROX CORPORATIONInventors: Shigeng Li, Christopher M Wolfe, Randy P Tin, Eric Godshall, Shigang Qiu, Peter V Nguyen, Jay L Schneider, Linda S Schriever, Steven M Malachowski, Amy A Grillo, Chieh-Min Cheng
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Patent number: 9316936Abstract: The disclosure describes a pigment of certain surface area for use in toner.Type: GrantFiled: August 28, 2013Date of Patent: April 19, 2016Assignee: Xerox CorporationInventors: Kevin F Marcell, Maria M Barden, Kimberly Anne Stoll, Christopher M Wolfe, Brian J Andaya
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Publication number: 20160004175Abstract: A process for making a latex emulsion where distillation occurs at an elevated temperature is used to make resin particles with a conditioned surface which can be used to make magenta toner with increased efficiency.Type: ApplicationFiled: July 1, 2014Publication date: January 7, 2016Inventors: Shigeng Li, Christopher M. Wolfe, Randy P Tin, Eric Godshall, Shigang Qiu, Peter V Nguyen, Jay L Schneider, Linda S Schriever, Steven M Malachowski, Amy A Grillo, Chieh-Min Cheng
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Patent number: 9229344Abstract: Unsaturated polyester resins and processes for making the same are disclosed herein. In particular, the process for making the resin provides resins with improved properties. The unsaturated polyester resins have substantially reduced free fumaric acid as compared to that made from conventional processes. The toner resins are used to prepare toner compositions that have improved performance.Type: GrantFiled: April 17, 2014Date of Patent: January 5, 2016Assignee: XEROX CORPORATIONInventors: Karen A. Moffat, Yulin Wang, Shigang Steven Qiu, John Lawrence Pawlak, Alexander N. Klymachyov, Kevin F. Marcell, Judith M. Vandewinckel, Wafa F. Bashir, Richard P. N. Veregin, Christopher M. Wolfe
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Patent number: 9223239Abstract: Amorphous polyester resins and processes for making the same are disclosed herein. In particular, the process for making the resin provides resins with improved properties. The amorphous polyester resins have substantially reduced free fumaric acid as compared to that made from conventional processes. The toner resins are used to prepare toner compositions the have improved performance.Type: GrantFiled: April 17, 2014Date of Patent: December 29, 2015Assignee: XEROX CORPORATIONInventors: Karen A. Moffat, Yulin Wang, Shigang Steven Qiu, John Lawrence Pawlak, Alexander N. Klymachyov, Kevin F. Marcell, Judith M. Vandewinckel, Wafa F. Bashir, Richard P. N. Veregin, Christopher M. Wolfe
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Publication number: 20150301467Abstract: Unsaturated polyester resins and processes for making the same are disclosed herein. In particular, the process for making the resin provides resins with improved properties. The unsaturated polyester resins have substantially reduced free fumaric acid as compared to that made from conventional processes. The toner resins are used to prepare toner compositions that have improved performance.Type: ApplicationFiled: April 17, 2014Publication date: October 22, 2015Applicant: XEROX CORPORATIONInventors: Karen A. Moffat, Yulin Wang, Shigang Steven Qiu, John Lawrence Pawlak, Alexander N. Klymachyov, Kevin F. Marcell, Judith M. Vandewinckel, Wafa F. Bashir, Richard P.N. Veregin, Christopher M. Wolfe
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Publication number: 20150301466Abstract: Amorphous polyester resins and processes for making the same are disclosed herein. In particular, the process for making the resin provides resins with improved properties. The amorphous polyester resins have substantially reduced free fumaric acid as compared to that made from conventional processes. The toner resins are used to prepare toner compositions the have improved performance.Type: ApplicationFiled: April 17, 2014Publication date: October 22, 2015Applicant: XEROX CORPORATIONInventors: Karen A. Moffat, Yulin Wang, Shigang Steven Qiu, John Lawrence Pawlak, Alexander N. Klymachyov, Kevin F. Marcell, Judith M. Vandewinckel, Wafa F. Bashir, Richard P.N. Veregin, Christopher M. Wolfe
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Publication number: 20150220012Abstract: Hyperpigmented magenta toner, that is indistinguishable from standard and conventional magenta toner, contains PR122 and PR260 in a 56:44 weight ratio and can be used with reduced TMA as compared to conventional magenta toner.Type: ApplicationFiled: February 6, 2014Publication date: August 6, 2015Applicant: Xerox CorporationInventors: Padam K Angra, Samir Kumar, Christopher M Wolfe, Brendan H Williamson
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Publication number: 20150072283Abstract: The disclosure describes a pigment of certain surface area for use in toner.Type: ApplicationFiled: August 28, 2013Publication date: March 12, 2015Applicant: Xerox CorporationInventors: Kevin F. Marcell, Maria M. Barden, Kimberly Anne Stoll, Christopher M. Wolfe, Brian J. Andaya
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Publication number: 20140272703Abstract: Core/shell toner particles are made to have a desired triboelectric charge through control of the glass transition temperature (Tg) of the shell polymer and/or the ratio of styrene and at least one monomer for forming the polymer of the shell. The polymer is introduced onto core particles to form a shell thereon via an aggregation process.Type: ApplicationFiled: March 15, 2013Publication date: September 18, 2014Applicant: XEROX CORPORATIONInventors: Padam K. ANGRA, Christopher M. WOLFE
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Publication number: 20130298141Abstract: A method includes providing data and associated contextual information, to a first operating system environment by a second operating system environment, both operating system environments utilizing a common kernel. The data is utilized by the first operating system environment, based on the contextual information. The method may include installing the data as an application file, using the contextual information to understand that the data is an application file. An apparatus that performs the method includes a programmable processor, and memory containing executable instructions. The processor runs multiple operating system environments utilizing a common kernel. The second operating system environment is operative to provide data and contextual information for the data, to the first operating system environment, and the first operating system environment is operative to utilize the data based on the contextual information.Type: ApplicationFiled: May 2, 2012Publication date: November 7, 2013Applicant: Motorola Mobility, Inc.Inventors: Christopher M. Wolfe, Andrew N. Tzakis
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Publication number: 20130298140Abstract: A method includes running a first operating system environment and a second independent operating system environment, with both operating system environments utilizing a common kernel. The method includes mapping a home screen of the first operating system environment to a workspace of the second operating system environment, and generating display data for a combined workspace using the mapping of the home screen to the workspace. The method may generate the display data for the combined workspace, including at least one selectable application icon for selecting an application associated with the first operating system environment, and at least a second selectable application icon for selecting an application associated with the second operating system environment. A plurality of home screens may be mapped to a plurality of workspaces to create a plurality of combined workspaces. An apparatus having at least one processor is operative to perform the disclosed methods.Type: ApplicationFiled: May 2, 2012Publication date: November 7, 2013Applicant: Motorola Mobility, Inc.Inventors: Christopher M. Wolfe, Andrew N. Tzakis
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Publication number: 20130293573Abstract: A method of operation generates live wallpaper display data associated with a first operating system environment and generates overlay display data associated with a second operating system environment, both operating system environments utilizing a common kernel. The overlay display data is overlaid on the live wallpaper of the first operating system environment. The method may also include generating at least one active application window as a portion of the live wallpaper display data. The embodiments disclosed include an apparatus that performs the above outlined method. The apparatus includes multi-environment display data handling logic, operative to generate live wallpaper display data associated with a first operating system environment. The multi-environment display data handling logic generates overlay display data associated with a second operating system environment, which is then overlaid on the live wallpaper of the first operating system environment.Type: ApplicationFiled: May 2, 2012Publication date: November 7, 2013Applicant: Motorola Mobility, Inc.Inventors: Christopher M. Wolfe, Joshua D. Galicia, Andrew N. Tzakis
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Patent number: 8221953Abstract: The present disclosure provides emulsion aggregation (EA) toner particles having less pigment on the particle surface and a more uniform pigment distribution. The process of preparing the toner includes specific mixing speeds and use of specific temperatures during the emulsion aggregation process and the addition of a shell to the toner particles.Type: GrantFiled: May 21, 2010Date of Patent: July 17, 2012Assignee: Xerox CorporationInventors: Juan A. Morales-Tirado, Chieh-Min Cheng, Daniel W. Asarese, Yolanda E. Maldonado, Samir Kumar, Elias Panides, Christopher M. Wolfe