Patents by Inventor Christopher J. Sheehan
Christopher J. Sheehan 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: 11575124Abstract: Electrode protection in electrochemical cells, and more specifically, electrode protection in both aqueous and non-aqueous electrochemical cells, including rechargeable lithium batteries, are presented. Advantageously, electrochemical cells described herein are not only compatible with environments that are typically unsuitable for lithium, but the cells may be also capable of displaying long cycle life, high lithium cycling efficiency, and high energy density.Type: GrantFiled: April 12, 2018Date of Patent: February 7, 2023Assignee: Sion Power CorporationInventors: John D. Affinito, Yuriy V. Mikhaylik, Yordan M. Geronov, Christopher J. Sheehan
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Publication number: 20180301697Abstract: Electrode protection in electrochemical cells, and more specifically, electrode protection in both aqueous and non-aqueous electrochemical cells, including rechargeable lithium batteries, are presented. Advantageously, electrochemical cells described herein are not only compatible with environments that are typically unsuitable for lithium, but the cells may be also capable of displaying long cycle life, high lithium cycling efficiency, and high energy density.Type: ApplicationFiled: April 12, 2018Publication date: October 18, 2018Applicant: Sion Power CorporationInventors: John D. Affinito, Yuriy V. Mikhaylik, Yordan M. Geronov, Christopher J. Sheehan
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Patent number: 10069146Abstract: Provided is an anode for use in electrochemical cells, wherein the anode active layer has a first layer comprising lithium metal and a multi-layer structure comprising single ion conducting layers and polymer layers in contact with the first layer comprising lithium metal or in contact with an intermediate protective layer, such as a temporary protective metal layer, on the surface of the lithium-containing first layer. Another aspect of the invention provides an anode active layer formed by the in-situ deposition of lithium vapor and a reactive gas. The anodes of the current invention are particularly useful in electrochemical cells comprising sulfur-containing cathode active materials, such as elemental sulfur.Type: GrantFiled: May 9, 2017Date of Patent: September 4, 2018Assignee: Sion Power CorporationInventors: Terje A. Skotheim, Christopher J. Sheehan, Yuriy V. Mikhaylik, John D. Affinito
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Publication number: 20170373321Abstract: Provided is an anode for use in electrochemical cells, wherein the anode active layer has a first layer comprising lithium metal and a multi-layer structure comprising single ion conducting layers and polymer layers in contact with the first layer comprising lithium metal or in contact with an intermediate protective layer, such as a temporary protective metal layer, on the surface of the lithium-containing first layer. Another aspect of the invention provides an anode active layer formed by the in-situ deposition of lithium vapor and a reactive gas. The anodes of the current invention are particularly useful in electrochemical cells comprising sulfur-containing cathode active materials, such as elemental sulfur.Type: ApplicationFiled: May 9, 2017Publication date: December 28, 2017Applicant: Sion Power CorporationInventors: Terje A. Skotheim, Christopher J. Sheehan, Yuriy V. Mikhaylik, John D. Affinito
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Patent number: 9653735Abstract: Provided is an anode for use in electrochemical cells, wherein the anode active layer has a first layer comprising lithium metal and a multi-layer structure comprising single ion conducting layers and polymer layers in contact with the first layer comprising lithium metal or in contact with an intermediate protective layer, such as a temporary protective metal layer, on the surface of the lithium-containing first layer. Another aspect of the invention provides an anode active layer formed by the in-situ deposition of lithium vapor and a reactive gas. The anodes of the current invention are particularly useful in electrochemical cells comprising sulfur-containing cathode active materials, such as elemental sulfur.Type: GrantFiled: June 21, 2016Date of Patent: May 16, 2017Assignee: Sion Power CorporationInventors: Terje A. Skotheim, Christopher J. Sheehan, Yuriy V. Mikhaylik, John D. Affinito
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Publication number: 20160301080Abstract: Provided is an anode for use in electrochemical cells, wherein the anode active layer has a first layer comprising lithium metal and a multi-layer structure comprising single ion conducting layers and polymer layers in contact with the first layer comprising lithium metal or in contact with an intermediate protective layer, such as a temporary protective metal layer, on the surface of the lithium-containing first layer. Another aspect of the invention provides an anode active layer formed by the in-situ deposition of lithium vapor and a reactive gas. The anodes of the current invention are particularly useful in electrochemical cells comprising sulfur-containing cathode active materials, such as elemental sulfur.Type: ApplicationFiled: June 21, 2016Publication date: October 13, 2016Applicant: Sion Power CorporationInventors: Terje A. Skotheim, Christopher J. Sheehan, Yuriy V. Mikhaylik, John D. Affinito
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Patent number: 9397342Abstract: Provided is an anode for use in electrochemical cells, wherein the anode active layer has a first layer comprising lithium metal and a multi-layer structure comprising single ion conducting layers and polymer layers in contact with the first layer comprising lithium metal or in contact with an intermediate protective layer, such as a temporary protective metal layer, on the surface of the lithium-containing first layer. Another aspect of the invention provides an anode active layer formed by the in-situ deposition of lithium vapor and a reactive gas. The anodes of the current invention are particularly useful in electrochemical cells comprising sulfur-containing cathode active materials, such as elemental sulfur.Type: GrantFiled: May 20, 2015Date of Patent: July 19, 2016Assignee: Sion Power CorporationInventors: Terje A. Skotheim, Christopher J. Sheehan, Yuriy V. Mikhaylik, John D. Affinito
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Publication number: 20150318552Abstract: Provided is an anode for use in electrochemical cells, wherein the anode active layer has a first layer comprising lithium metal and a multi-layer structure comprising single ion conducting layers and polymer layers in contact with the first layer comprising lithium metal or in contact with an intermediate protective layer, such as a temporary protective metal layer, on the surface of the lithium-containing first layer. Another aspect of the invention provides an anode active layer formed by the in-situ deposition of lithium vapor and a reactive gas. The anodes of the current invention are particularly useful in electrochemical cells comprising sulfur-containing cathode active materials, such as elemental sulfur.Type: ApplicationFiled: May 20, 2015Publication date: November 5, 2015Applicant: Sion Power CorporationInventors: Terje A. Skotheim, Christopher J. Sheehan, Yuriy V. Mikhaylik, John D. Affinito
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Publication number: 20150287986Abstract: Electrode protection in electrochemical cells, and more specifically, electrode protection in both aqueous and non-aqueous electrochemical cells, including rechargeable lithium batteries, are presented. In one embodiment, an electrochemical cell includes an anode comprising lithium and a multi-layered structure positioned between the anode and an electrolyte of the cell. A multi-layered structure can include at least a first single-ion conductive material layer (e.g., a lithiated metal layer), and at least a first polymeric layer positioned between the anode and the single-ion conductive material. The invention also can provide an electrode stabilization layer positioned within the electrode to control depletion and re-plating of electrode material upon charge and discharge of a battery.Type: ApplicationFiled: April 22, 2015Publication date: October 8, 2015Applicant: Sion Power CorporationInventors: John D. Affinito, Yuriy V. Mikhaylik, Yordan M. Geronov, Christopher J. Sheehan
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Patent number: 9065149Abstract: Provided is an anode for use in electrochemical cells, wherein the anode active layer has a first layer comprising lithium metal and a multi-layer structure comprising single ion conducting layers and polymer layers in contact with the first layer comprising lithium metal or in contact with an intermediate protective layer, such as a temporary protective metal layer, on the surface of the lithium-containing first layer. Another aspect of the invention provides an anode active layer formed by the in-situ deposition of lithium vapor and a reactive gas. The anodes of the current invention are particularly useful in electrochemical cells comprising sulfur-containing cathode active materials, such as elemental sulfur.Type: GrantFiled: March 21, 2014Date of Patent: June 23, 2015Assignee: Sion Power CorporationInventors: Terje A. Skotheim, Christopher J. Sheehan, Yuriy V. Mikhaylik, John D. Affinito
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Patent number: 9040201Abstract: Electrode protection in electrochemical cells, and more specifically, electrode protection in both aqueous and non-aqueous electrochemical cells, including rechargeable lithium batteries, are presented. In one embodiment, an electrochemical cell includes an anode comprising lithium and a multi-layered structure positioned between the anode and an electrolyte of the cell. A multi-layered structure can include at least a first single-ion conductive material layer, and at least a first polymeric layer positioned between the anode and the single-ion conductive material. The invention also can provide an electrode stabilization layer positioned within the electrode to control depletion and re-plating of electrode material upon charge and discharge of a battery.Type: GrantFiled: June 14, 2013Date of Patent: May 26, 2015Assignee: Sion Power CorporationInventors: John D. Affinito, Yuriy V. Mikhaylik, Yordan M. Geronov, Christopher J. Sheehan
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Publication number: 20140205912Abstract: Provided is an anode for use in electrochemical cells, wherein the anode active layer has a first layer comprising lithium metal and a multi-layer structure comprising single ion conducting layers and polymer layers in contact with the first layer comprising lithium metal or in contact with an intermediate protective layer, such as a temporary protective metal layer, on the surface of the lithium-containing first layer. Another aspect of the invention provides an anode active layer formed by the in-situ deposition of lithium vapor and a reactive gas. The anodes of the current invention are particularly useful in electrochemical cells comprising sulfur-containing cathode active materials, such as elemental sulfur.Type: ApplicationFiled: March 21, 2014Publication date: July 24, 2014Applicant: Sion Power CorporationInventors: Terje A. Skotheim, Christopher J. Sheehan, Yuriy V. Mikhaylik, John D. Affinito
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Patent number: 8753771Abstract: Provided is an anode for use in electrochemical cells, wherein the anode active layer has a first layer comprising lithium metal and a multi-layer structure comprising single ion conducting layers and polymer layers in contact with the first layer comprising lithium metal or in contact with an intermediate protective layer, such as a temporary protective metal layer, on the surface of the lithium-containing first layer. Another aspect of the invention provides an anode active layer formed by the in-situ deposition of lithium vapor and a reactive gas. The anodes of the current invention are particularly useful in electrochemical cells comprising sulfur-containing cathode active materials, such as elemental sulfur.Type: GrantFiled: July 23, 2007Date of Patent: June 17, 2014Assignee: Sion Power CorporationInventors: Terje A. Skotheim, Christopher J. Sheehan, Yuriy V. Mikhaylik, John Affinito
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Patent number: 8728661Abstract: Provided is an anode for use in electrochemical cells, wherein the anode active layer has a first layer comprising lithium metal and a multi-layer structure comprising single ion conducting layers and polymer layers in contact with the first layer comprising lithium metal or in contact with an intermediate protective layer, such as a temporary protective metal layer, on the surface of the lithium-containing first layer. Another aspect of the invention provides an anode active layer formed by the in-situ deposition of lithium vapor and a reactive gas. The anodes of the current invention are particularly useful in electrochemical cells comprising sulfur-containing cathode active materials, such as elemental sulfur.Type: GrantFiled: October 22, 2013Date of Patent: May 20, 2014Assignee: Sion Power CorporationInventors: Terje A. Skotheim, Christopher J. Sheehan, Yuriy V. Mikhaylik, John D. Affinito
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Publication number: 20140045075Abstract: Provided is an anode for use in electrochemical cells, wherein the anode active layer has a first layer comprising lithium metal and a multi-layer structure comprising single ion conducting layers and polymer layers in contact with the first layer comprising lithium metal or in contact with an intermediate protective layer, such as a temporary protective metal layer, on the surface of the lithium-containing first layer. Another aspect of the invention provides an anode active layer formed by the in-situ deposition of lithium vapor and a reactive gas. The anodes of the current invention are particularly useful in electrochemical cells comprising sulfur-containing cathode active materials, such as elemental sulfur.Type: ApplicationFiled: October 22, 2013Publication date: February 13, 2014Applicant: Sion Power CorporationInventors: Terje A. Skotheim, Christopher J. Sheehan, Yuriy V. Mikhaylik, John D. Affinito
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Patent number: 8623557Abstract: Provided is an anode for use in electrochemical cells, wherein the anode active layer has a first layer comprising lithium metal and a multi-layer structure comprising single ion conducting layers and polymer layers in contact with the first layer comprising lithium metal or in contact with an intermediate protective layer, such as a temporary protective metal layer, on the surface of the lithium-containing first layer. Another aspect of the invention provides an anode active layer formed by the in-situ deposition of lithium vapor and a reactive gas. The anodes of the current invention are particularly useful in electrochemical cells comprising sulfur-containing cathode active materials, such as elemental sulfur.Type: GrantFiled: May 10, 2012Date of Patent: January 7, 2014Assignee: Sion Power CorporationInventors: Terje A. Skotheim, Christopher J. Sheehan, Yuriy V. Mikhaylik, John D. Affinito
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Patent number: 8603680Abstract: Electrode protection in electrochemical cells, and more specifically, electrode protection in both aqueous and non-aqueous electrochemical cells, including rechargeable lithium batteries, are presented. In one embodiment, an electrochemical cell includes an anode comprising lithium and a multi-layered structure positioned between the anode and an electrolyte of the cell. A multi-layered structure can include at least a first single-ion conductive material layer (e.g., a lithiated metal layer), and at least a first polymeric layer positioned between the anode and the single-ion conductive material. The invention also can provide an electrode stabilization layer positioned within the electrode to control depletion and re-plating of electrode material upon charge and discharge of a battery.Type: GrantFiled: November 15, 2012Date of Patent: December 10, 2013Assignee: Sion Power CorporationInventors: John D. Affinito, Yuriy V. Mikhaylik, Yordan M. Geronov, Christopher J. Sheehan
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Publication number: 20130280605Abstract: Electrode protection in electrochemical cells, and more specifically, electrode protection in both aqueous and non-aqueous electrochemical cells, including rechargeable lithium batteries, are presented. In one embodiment, an electrochemical cell includes an anode comprising lithium and a multi-layered structure positioned between the anode and an electrolyte of the cell. A multi-layered structure can include at least a first single-ion conductive material layer (e.g., a lithiated metal layer), and at least a first polymeric layer positioned between the anode and the single-ion conductive material. The invention also can provide an electrode stabilization layer positioned within the electrode, i.e., between one portion and another portion of an electrode, to control depletion and re-plating of electrode material upon charge and discharge of a battery.Type: ApplicationFiled: June 14, 2013Publication date: October 24, 2013Inventors: John D. Affinito, Yuriy V. Mikhaylik, Yordan M. Geronov, Christopher J. Sheehan
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Patent number: 8415054Abstract: Provided is an anode for use in electrochemical cells, wherein the anode active layer has a first layer comprising lithium metal and a multi-layer structure comprising single ion conducting layers and polymer layers in contact with the first layer comprising lithium metal or in contact with an intermediate protective layer, such as a temporary protective metal layer, on the surface of the lithium-containing first layer. Another aspect of the invention provides an anode active layer formed by the in-situ deposition of lithium vapor and a reactive gas. The anodes of the current invention are particularly useful in electrochemical cells comprising sulfur-containing cathode active materials, such as elemental sulfur.Type: GrantFiled: June 13, 2006Date of Patent: April 9, 2013Assignee: Sion Power CorporationInventors: Terje A. Skotheim, Christopher J. Sheehan, Yuriy V. Mikhaylik, John Affinito
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Patent number: 8338034Abstract: Electrode protection in electrochemical cells, and more specifically, electrode protection in both aqueous and non-aqueous electrochemical cells, including rechargeable lithium batteries, are presented. In one embodiment, an electrochemical cell includes an anode comprising lithium and a multi-layered structure positioned between the anode and an electrolyte of the cell. A multi-layered structure can include at least a first single-ion conductive material layer (e.g., a lithiated metal layer), and at least a first polymeric layer positioned between the anode and the single-ion conductive material. The invention also can provide an electrode stabilization layer positioned within the electrode, i.e., between one portion and another portion of an electrode, to control depletion and re-plating of electrode material upon charge and discharge of a battery.Type: GrantFiled: November 4, 2011Date of Patent: December 25, 2012Assignee: Sion Power CorporationInventors: John D. Affinito, Yuriy V. Mikhaylik, Yordan M. Geronov, Christopher J. Sheehan