Patents by Inventor Terry Kellar
Terry Kellar 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: 8211338Abstract: A photochromic compound is provided, which may be a pyran, an oxazine, or a fulgide. The photochromic compound has at least one substituent Q attached thereto, each Q independently being —N3, —CN, —COOR?, —CCR?, —C(R?)C(R?)R?, —OCOR?, —OCOOR?, —SR?, —OSO2R??, and/or —CON(R?)R?, wherein each R? is hydrogen, an unsubstituted or substituted alkyl group having from 1 to 18 carbon atoms; an unsubstituted or substituted aryl group, an unsubstituted or substituted alkene or alkyne group having from 2 to 18 carbon atoms, wherein the substituents are halo or hydroxyl and R?? is —CF3 or a perfluorinated alkyl group having from 2 to 18 carbon atoms The number, locations and nature of the constituents Q are dependent upon the structure of the photochromic compound.Type: GrantFiled: December 5, 2008Date of Patent: July 3, 2012Assignee: Transitions Optical, IncInventors: Meng He, Darrin R. Dabideen, Anil Kumar, Terry A. Kellar, II
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Patent number: 7978391Abstract: A liquid crystal cell including a first substrate having a first surface; a second substrate having a second surface, wherein the second surface of the second substrate is opposite and spaced apart from the first surface of the first substrate so as to define a region; and within the region defined by the first surface and the second surface, a liquid crystal material adapted to be at least partially ordered and at least one thermally reversible photochromic-dichroic compound adapted to be at least partially aligned and having an average absorption ratio greater than 2.3 in an activated state.Type: GrantFiled: October 31, 2006Date of Patent: July 12, 2011Assignee: Transitions Optical, Inc.Inventors: Anil Kumar, Peter C. Foller, Forrest R. Blackburn, Jiping Shao, Meng He, Terry A. Kellar, II
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Patent number: 7847998Abstract: Provided is an optical element including: a substrate; at least one at least partially ordered orientation facility connected to at least a portion of the substrate; and an at least partial coating connected to at least a portion of the at least partially ordered orientation facility. The at least partial coating includes at least one at least partially ordered anisotropic material. At least one photochromic-dichroic compound is at least partially aligned with at least a portion of the at least partially ordered anisotropic material.Type: GrantFiled: October 31, 2006Date of Patent: December 7, 2010Assignee: Transitions Optical, Inc.Inventors: Anil Kumar, Peter C. Foller, Forrest R. Blackburn, Jiping Shao, Meng He, Terry A. Kellar, II
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Publication number: 20090309076Abstract: A photochromic compound is provided, which may be a pyran, an oxazine, or a fulgide. The photochromic compound has at least one substituent Q attached thereto, each Q independently being —N3, —CN, —COOR?, —CCR?, —C(R?)C(R?)R?, —OCOR?, —OCOOR?, —SR?, —OSO2R??, and/or —CON(R?)R?, wherein each R? is hydrogen, an unsubstituted or substituted alkyl group having from 1 to 18 carbon atoms; an unsubstituted or substituted aryl group, an unsubstituted or substituted alkene or alkyne group having from 2 to 18 carbon atoms, wherein the substituents are halo or hydroxyl and R?? is —CF3 or a perfluorinated alkyl group having from 2 to 18 carbon atoms The number, locations and nature of the constituents Q are dependent upon the structure of the photochromic compound.Type: ApplicationFiled: December 5, 2008Publication date: December 17, 2009Applicant: TRANSITIONS OPTICAL, INC.Inventors: Meng He, Darrin R. Dabideen, Anil Kumar, Terry A. Kellar, II
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Patent number: 7582749Abstract: Various non-limiting embodiments disclosed herein relate generally to photochromic compounds, which may be thermally reversible or non-thermally reversible, and articles made therefrom. Other non-limiting embodiments relate to photochromic-dichroic compounds, which may be thermally reversible or non-thermally reversible, and articles made therefrom. For example, one non-limiting embodiment provides a thermally reversible, photochromic compound adapted to have at least a first state and a second state, wherein the thermally reversible, photochromic compound has an average absorption ratio greater than 2.3 in at least one state as determined according to CELL METHOD.Type: GrantFiled: October 26, 2007Date of Patent: September 1, 2009Assignee: Transitions Optical, Inc.Inventors: Anil Kumar, Meng He, Terry A. Kellar, II, Forrest R. Blackburn
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Patent number: 7579022Abstract: Various non-limiting embodiments disclosed herein relate generally to photochromic compounds, which may be thermally reversible or non-thermally reversible, and articles made therefrom. Other non-limiting embodiments relate to photochromic-dichroic compounds, which may be thermally reversible or non-thermally reversible, and articles made therefrom. For example, one non-limiting embodiment provides a thermally reversible, photochromic compound adapted to have at least a first state and a second state, wherein the thermally reversible, photochromic compound has an average absorption ratio greater than 2.3 in at least one state as determined according to CELL METHOD.Type: GrantFiled: October 26, 2007Date of Patent: August 25, 2009Assignee: Transitions Optical, Inc.Inventors: Anil Kumar, Meng He, Terry A. Kellar, II, Forrest R. Blackburn
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Patent number: 7560124Abstract: Various non-limiting embodiments disclosed herein relate generally to photochromic compounds, which may be thermally reversible or non-thermally reversible, and articles made therefrom. Other non-limiting embodiments relate to photochromic-dichroic compounds, which may be thermally reversible or non-thermally reversible, and articles made therefrom. For example, one non-limiting embodiment provides a thermally reversible, photochromic compound adapted to have at least a first state and a second state, wherein the thermally reversible, photochromic compound has an average absorption ratio greater than 2.3 in at least one state as determined according to CELL METHOD.Type: GrantFiled: October 26, 2007Date of Patent: July 14, 2009Assignee: Transitions Optical, Inc.Inventors: Anil Kumar, Meng He, Terry A. Kellar, II, Forrest R. Blackburn
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Patent number: 7557206Abstract: Various non-limiting embodiments disclosed herein relate generally to photochromic compounds, which may be thermally reversible or non-thermally reversible, and articles made therefrom. Other non-limiting embodiments relate to photochromic-dichroic compounds, which may be thermally reversible or non-thermally reversible, and articles made therefrom. For example, one non-limiting embodiment provides a thermally reversible, photochromic compound adapted to have at least a first state and a second state, wherein the thermally reversible, photochromic compound has an average absorption ratio greater than 2.3 in at least one state as determined according to CELL METHOD.Type: GrantFiled: October 26, 2007Date of Patent: July 7, 2009Assignee: Transitions Optical, Inc.Inventors: Anil Kumar, Meng He, Terry A. Kellar, II, Forrest R. Blackburn
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Patent number: 7505189Abstract: Provided is an optical element including: a substrate; and at least one at least partially aligned thermally reversible photochromic-dichroic compound connected to at least a portion of the substrate and having an average absorption ratio greater than 2.3 in an activated state.Type: GrantFiled: October 31, 2006Date of Patent: March 17, 2009Assignee: Transitions Optical, Inc.Inventors: Anil Kumar, Peter C. Foller, Forrest R. Blackburn, Jiping Shao, Meng He, Terry A. Kellar, II
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Patent number: 7471436Abstract: A security element connected to at least a portion of a substrate, the security element including an at least partial coating having a first state and a second state connected to at least a portion of the substrate, the at least partial coating being adapted to switch from a first state to a second state in response to at least actinic radiation, to revert back to the first state in response to thermal energy, and to linearly polarize at least transmitted radiation in at least one of the first state and the second state.Type: GrantFiled: October 31, 2006Date of Patent: December 30, 2008Assignee: Transitions Optical, Inc.Inventors: Anil Kumar, Peter C. Foller, Forrest R. Blackburn, Jiping Shao, Meng He, Terry A. Kellar, II
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Patent number: 7466469Abstract: A method of making an optical element including forming an at least partial coating of at least one at least partially aligned thermally reversible photochromic-dichroic compound on at least a portion of a substrate.Type: GrantFiled: October 31, 2006Date of Patent: December 16, 2008Assignee: PPG Industries Ohio, Inc.Inventors: Anil Kumar, Peter C. Foller, Forrest R. Blackburn, Jiping Shao, Meng He, Terry A. Kellar, II
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Patent number: 7457025Abstract: A method of making a composite element including: forming a sheet of an at least partially ordered liquid crystal polymer having at least a first general direction, a liquid crystal material having at least a second general direction distributed within at least a portion of the liquid crystal polymer; and at least one photochromic-dichroic compound having an average absorption ratio of at least 1.5 in an activated state that is at least partially aligned with at least a portion of the liquid crystal material; and connecting at least a portion of the sheet to at least a portion of an optical substrate to form the composite element.Type: GrantFiled: October 31, 2006Date of Patent: November 25, 2008Assignee: Transitions Optical, Inc.Inventors: Anil Kumar, Peter C. Foller, Forrest R. Blackburn, Jiping Shao, Meng He, Terry A. Kellar, II
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Patent number: 7429105Abstract: A method of making an optical element including overmolding an at least partial coating of an at least partially ordered liquid crystal material and at least one at least partially aligned photochromic-dichroic compound on at least a portion of an optical substrate.Type: GrantFiled: October 31, 2006Date of Patent: September 30, 2008Assignee: PPG Industries Ohio, Inc.Inventors: Anil Kumar, Peter C. Foller, Forrest R. Blackburn, Jiping Shao, Meng He, Terry A. Kellar, II
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Patent number: 7394585Abstract: A method of making an optical element including: forming an at least partial coating of an alignment medium to at least a portion of at least one surface of a substrate and at least partially ordering at least a portion of the alignment medium; forming at least one at least partial coating of an alignment transfer material on at least a portion of the coating of the alignment medium and aligning the alignment transfer material with at least a portion of the ordered alignment medium; and forming an at least partial coating including an anisotropic material and at least one photochromic-dichroic compound on the alignment transfer material, aligning at least a portion of the anisotropic material with the at least partially aligned alignment transfer material, and aligning at least a portion of the photochromic-dichroic compound with aligned anisotropic material.Type: GrantFiled: October 31, 2006Date of Patent: July 1, 2008Assignee: PPG Industries Ohio, Inc.Inventors: Anil Kumar, Peter C. Foller, Forrest R. Blackburn, Jiping Shao, Meng He, Terry A. Kellar, II
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Publication number: 20080123172Abstract: A method of making an optical element including: forming an at least partial coating of an alignment medium to at least a portion of at least one surface of a substrate and at least partially ordering at least a portion of the alignment medium; forming at least one at least partial coating of an alignment transfer material on at least a portion of the coating of the alignment medium and aligning the alignment transfer material with at least a portion of the ordered alignment medium; and forming an at least partial coating including an anisotropic material and at least one photochromic-dichroic compound on the alignment transfer material, aligning at least a portion of the anisotropic material with the at least partially aligned alignment transfer material, and aligning at least a portion of the photochromic-dichroic compound with aligned anisotropic material.Type: ApplicationFiled: October 31, 2006Publication date: May 29, 2008Inventors: Anil Kumar, Peter C. Foller, Forrest R. Blackburn, Jiping Shao, Meng He, Terry A. Kellar
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Publication number: 20080096048Abstract: Various non-limiting embodiments disclosed herein relate generally to photochromic compounds, which may be thermally reversible or non-thermally reversible, and articles made therefrom. Other non-limiting embodiments relate to photochromic-dichroic compounds, which may be thermally reversible or non-thermally reversible, and articles made therefrom. For example, one non-limiting embodiment provides a thermally reversible, photochromic compound adapted to have at least a first state and a second state, wherein the thermally reversible, photochromic compound has an average absorption ratio greater than 2.3 in at least one state as determined according to CELL METHOD.Type: ApplicationFiled: October 26, 2007Publication date: April 24, 2008Applicant: TRANSITIONS OPTICAL, INC.Inventors: Anil Kumar, Meng He, Terry Kellar, Forrest Blackburn
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Publication number: 20080096049Abstract: Various non-limiting embodiments disclosed herein relate generally to photochromic compounds, which may be thermally reversible or non-thermally reversible, and articles made therefrom. Other non-limiting embodiments relate to photochromic-dichroic compounds, which may be thermally reversible or non-thermally reversible, and articles made therefrom. For example, one non-limiting embodiment provides a thermally reversible, photochromic compound adapted to have at least a first state and a second state, wherein the thermally reversible, photochromic compound has an average absorption ratio greater than 2.3 in at least one state as determined according to CELL METHOD.Type: ApplicationFiled: October 26, 2007Publication date: April 24, 2008Applicant: TRANSITIONS OPTICAL, INC.Inventors: Anil Kumar, Meng He, Terry Kellar, Forrest Blackburn
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Patent number: 7359104Abstract: A method of making an optical element including: (a) forming an at least partial coating on at least a portion of a substrate; and (b) adapting at least a portion of the at least partial coating to switch from a first state to a second linearly polarizing state in response to actinic radiation and to revert back to the first sate in response to thermal energy.Type: GrantFiled: October 31, 2006Date of Patent: April 15, 2008Assignee: PPG Industries Ohio, Inc.Inventors: Anil Kumar, Peter C. Foller, Forrest R. Blackburn, Jiping Shao, Meng He, Terry A. Kellar, II
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Patent number: 7349137Abstract: An optical element including: a substrate; and an at least partial coating having a first state and a second state on at least a portion of the substrate, the at least partial coating being adapted to be circularly polarizing or elliptically polarizing in at least one state and containing: a chiral nematic or cholesteric liquid crystal material having molecules that are helically arranged through a thickness of the at least partial coating; and at least one photochromic-dichroic compound that is at least partially aligned with the liquid crystal material such that a long axis of a molecule of the photochromic-dichroic compound is generally parallel to the molecules of the liquid crystal material.Type: GrantFiled: October 31, 2006Date of Patent: March 25, 2008Assignee: PPG Industries Ohio, Inc.Inventors: Anil Kumar, Peter C. Foller, Forrest R. Blackburn, Jiping Shao, Meng He, Terry A. Kellar, II
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Patent number: 7349138Abstract: Provided is a composite optical element including: a substrate; an at least partially ordered polymeric sheet connected to at least a portion of the substrate; and at least one thermally reversible photochromic-dichroic compound that is at least partially aligned with at least a portion of the at least partially ordered polymeric sheet and has an average absorption ratio greater than 2.3 in the activated state.Type: GrantFiled: October 31, 2006Date of Patent: March 25, 2008Assignee: PPG Industries Ohio, Inc.Inventors: Anil Kumar, Peter C. Foller, Forrest R. Blackburn, Jiping Shao, Meng He, Terry A. Kellar, II