Patents by Inventor Maureen C. Nelson
Maureen C. Nelson 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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Publication number: 20240084061Abstract: Presently described are optical films comprising a polymerized (e.g. microstructured) surface that comprises the reaction product of a polymerizable resin composition and polymerizable resin compositions that comprise nanoparticles; at least one first monomer comprising at least two (meth)acrylate groups; and at least one second (meth)acrylate monomer having the structure wherein at least one R1 comprises an aromatic substituent, t is an integer from 1 to 4, and R2 is hydrogen or methyl.Type: ApplicationFiled: October 12, 2023Publication date: March 14, 2024Inventors: Bryan V. Hunt, Kyle J. Lindstrom, Maureen C. Nelson
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Patent number: 11807795Abstract: Optical devices comprising at least one optical layer and at least one antistatic layer disposed on at least one surface of the optical layer wherein the antistatic layer comprises the reaction product of: (a) at least one polymerizable onium salt; and (b) at least one polymerizable, non-onium, silicone or perfluoropolyether moiety-containing monomer, oligomer, or polymer.Type: GrantFiled: May 31, 2022Date of Patent: November 7, 2023Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Bryan V. Hunt, Brandt K. Carter, Maureen C. Nelson, Thomas P. Klun, Jason S. Petaja, Yizhong Wang, Joel D. Oxman
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Publication number: 20220290022Abstract: Optical devices comprising at least one optical layer and at least one antistatic layer disposed on at least one surface of the optical layer wherein the antistatic layer comprises the reaction product of: (a) at least one polymerizable onium salt; and (b) at least one polymerizable, non-onium, silicone or perfluoropolyether moiety-containing monomer, oligomer, or polymer.Type: ApplicationFiled: May 31, 2022Publication date: September 15, 2022Inventors: Bryan V. Hunt, Brandt K. Carter, Maureen C. Nelson, Thomas P. Klun, Jason S. Petaja, Yizhong Wang, Joel D. Oxman
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Patent number: 10520744Abstract: Inhibiting formation of optical artifacts in a multi-layer film polarizer of an optical imaging assembly that includes a polarizing beam splitter. The beam splitter may include a multilayer reflective polarizing film having at least two materials, one of which may exhibit birefringence after uniaxial orientation; an adhesive disposed on the multilayer reflective polarizing film; and at least a first prism disposed on the adhesive. The adhesive may include a plasticizer for inhibiting formation of optical artifacts in the polarizing film.Type: GrantFiled: May 8, 2017Date of Patent: December 31, 2019Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: James P. DiZio, Maureen C. Nelson, Kathleen E. Hoelscher, Beverly J. Blake, Erin L. Coleman, Charles L. Bruzzone
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Publication number: 20180106928Abstract: Presently described are optical films comprising a polymerized (e.g. microstructured) surface that comprises the reaction product of a polymerizable resin composition and polymerizable resin compositions that comprise nanoparticles; at least one first monomer comprising at least two (meth)acrylate groups; and at least one second (meth)acrylate monomer having the structure wherein at least one R1 comprises an aromatic substituent, t is an integer from 1 to 4, and R2 is hydrogen or methyl.Type: ApplicationFiled: December 13, 2017Publication date: April 19, 2018Inventors: Bryan V. Hunt, Kyle J. Lindstrom, Maureen C. Nelson
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Patent number: 9880322Abstract: Presently described are optical films comprising a polymerized (e.g. microstructured) surface that comprises the reaction product of a polymerizable resin composition and polymerizable resin compositions that comprise nanoparticles; at least one first monomer comprising at least two (meth)acrylate groups; and at least one second (meth)acrylate monomer having following the structure (I); wherein at least one R1 comprises an aromatic substituent, t is an integer from 1 to 4, and R2 is hydrogen or methyl.Type: GrantFiled: April 25, 2012Date of Patent: January 30, 2018Assignee: 3M INNOVATIVE PROPERTIES CO.Inventors: Bryan V. Hunt, Kyle J. Lindstrom, Maureen C. Nelson
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Publication number: 20170242265Abstract: Inhibiting formation of optical artifacts in a multi-layer film polarizer of an optical imaging assembly that includes a polarizing beam splitter. The beam splitter may include a multilayer reflective polarizing film having at least two materials, one of which may exhibit birefringence after uniaxial orientation; an adhesive disposed on the multilayer reflective polarizing film; and at least a first prism disposed on the adhesive. The adhesive may include a plasticizer for inhibiting formation of optical artifacts in the polarizing film.Type: ApplicationFiled: May 8, 2017Publication date: August 24, 2017Inventors: James P. DiZio, Maureen C. Nelson, Kathleen E. Allen, Beverly J. Blake, Erin L. Coleman, Charles L. Bruzzone
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Publication number: 20160252653Abstract: Presently described are microstructured films, such as brightness enhancing films, having a microstructured surface. The microstructured surface comprises the reaction product of a polymerizable composition comprising at least 20 wt-% of inorganic nanoparticles and a non-aromatic multi-(meth)acrylate monomer comprising at least three contiguous alkylene oxide repeat units. The multi-(meth)acrylate monomer typically comprises two or three (meth)acrylate groups. The alkylene oxide repeat units have the formula —[O-L]- wherein each L is independently a C2-C6 alkylene. Also described is a polymerizable resin composition comprising at least 20 wt-% of inorganic nanoparticles having a refractive index of at least 1.68 and a non-aromatic multi-(meth)acrylate monomer comprising at least three contiguous alkylene oxide repeat units.Type: ApplicationFiled: May 9, 2016Publication date: September 1, 2016Inventors: Bryan V. HUNT, Maureen C. NELSON, Eric W. NELSON, David B. OLSON, Richard J. POKORNY
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Patent number: 9360591Abstract: Presently described are microstructured films, such as brightness enhancing films, having a microstructured surface. The microstructured surface comprises the reaction product of a polymerizable composition comprising at least 20 wt-% of inorganic nanoparticles and a non-aromatic multi-(meth)acrylate monomer comprising at least three contiguous alkylene oxide repeat units. The multi-(meth)acrylate monomer typically comprises two or three (meth)acrylate groups. The alkylene oxide repeat units have the formula —[O-L]- wherein each L is independently a C2-C6 alkylene. Also described is a polymerizable resin composition comprising at least 20 wt-% of inorganic nanoparticles having a refractive index of at least 1.68 and a non-aromatic multi-(meth)acrylate monomer comprising at least three contiguous alkylene oxide repeat units.Type: GrantFiled: August 22, 2013Date of Patent: June 7, 2016Assignee: 3M Innovative Properties CompanyInventors: Bryan V. Hunt, Maureen C. Nelson, Eric W. Nelson, David B. Olson, Richard J. Pokorny
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Publication number: 20150241599Abstract: Presently described are microstructured films, such as brightness enhancing films, having a microstructured surface. The microstructured surface comprises the reaction product of a polymerizable composition comprising at least 20 wt-% of inorganic nanoparticles and a non-aromatic multi-(meth)acrylate monomer comprising at least three contiguous alkylene oxide repeat units. The multi-(meth)acrylate monomer typically comprises two or three (meth)acrylate groups. The alkylene oxide repeat units have the formula —[O-L]- wherein each L is independently a C2-C6 alkylene. Also described is a polymerizable resin composition comprising at least 20 wt-% of inorganic nanoparticles having a refractive index of at least 1.68 and a non-aromatic multi-(meth)acrylate monomer comprising at least three contiguous alkylene oxide repeat units.Type: ApplicationFiled: August 22, 2013Publication date: August 27, 2015Inventors: Bryan V. Hunt, Maureen C. Nelson, Eric W. Nelson, David B. Olson, Richard J. Pokorny
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Publication number: 20140058038Abstract: Presently described are optical films comprising a polymerized (e.g. microstructured) surface that comprises the reaction product of a polymerizable resin composition and polymerizable resin compositions that comprise nanoparticles; at least one first monomer comprising at least two (meth)acrylate groups; and at least one second (meth)acrylate monomer having following the structure (I); wherein at least one R1 comprises an aromatic substituent, t is an integer from 1 to 4, and R2 is hydrogen or methyl.Type: ApplicationFiled: April 25, 2012Publication date: February 27, 2014Applicant: 3M INNOVATIVE PROPERTIES COMPANYInventors: Bryan V. Hunt, Kyle J. Lindstrom, Maureen C. Nelson
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Publication number: 20120225301Abstract: Optical devices comprising at least one optical layer and at least one antistatic layer disposed on at least one surface of the optical layer wherein the antistatic layer comprises the reaction product of: (a) at least one polymerizable onium salt; and (b) at least one polymerizable, non-onium, silicone or perfluoropolyether moiety-containing monomer, oligomer, or polymer.Type: ApplicationFiled: August 27, 2010Publication date: September 6, 2012Inventors: Bryan V. Hunt, Brandt K. Carter, Maureen C. Nelson, Thomas P. Klun, Jason S. Petaja, Yizhong Wang, Joel D. Oxman
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Publication number: 20110051392Abstract: The present application describes light management assemblies comprising a light transmissive plate, optical film, and a cover film which covers at least one major surface of the light transmissive plate. Optical film(s) may be adjacent or attached to the outside of the cover film or contained within the cover film between the light transmissive plate and the cover film. The present application also describes a method of making a liquid crystal display device using the light management assemblies described in this application.Type: ApplicationFiled: June 27, 2008Publication date: March 3, 2011Inventors: James P. DiZio, Stephen J. Etzkorn, Ryan T. Fabick, Mark D. Gehlsen, Kenneth J. Hanley, Maureen C. Nelson, Masaki Yamamuro
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Publication number: 20100033816Abstract: Inhibiting formation of optical artifacts in a multi-layer film polarizer of an optical imaging assembly that includes a polarizing beam splitter. The beam splitter may include a multilayer reflective polarizing film having at least two materials, one of which may exhibit birefringence after uniaxial orientation; an adhesive disposed on the multilayer reflective polarizing film; and at least a first prism disposed on the adhesive. The adhesive may include a plasticizer for inhibiting formation of optical artifacts in the polarizing film.Type: ApplicationFiled: September 25, 2007Publication date: February 11, 2010Applicant: 3M INNOVATIVE PROPERTIES COMPANYInventors: James P. DiZio, Maureen C. Nelson, Kathleen E. Allen, Beverly J. Blake, Erin L. Coleman, Charles L. Bruzzone
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Publication number: 20090034268Abstract: The present application describes light management assemblies comprising a light transmissive plate, optical film, and a cover film which covers at least one major surface of the light transmissive plate. Optical film(s) may be adjacent or attached to the outside of the cover film or contained within the cover film between the light transmissive plate and the cover film. The present application also describes a method of making a liquid crystal display device using the light management assemblies described in this application.Type: ApplicationFiled: August 1, 2007Publication date: February 5, 2009Inventors: James P. DiZio, Stephen J. Etzkorn, Ryan T. Fabick, Mark D. Gehisen, Kenneth J. Hanley, Maureen C. Nelson, Masaki Yamamuro
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Publication number: 20080079903Abstract: Inhibiting formation of optical artifacts in a multi-layer film polarizer of an optical imaging assembly that includes a polarizing beam splitter. The beam splitter may include a multilayer reflective polarizing film having at least two materials, one of which may exhibit birefringence after uniaxial orientation; an adhesive disposed on the multilayer reflective polarizing film; and at least a first prism disposed on the adhesive. The adhesive may include a plasticizer for inhibiting formation of optical artifacts in the polarizing film.Type: ApplicationFiled: September 25, 2007Publication date: April 3, 2008Inventors: James P. DiZio, Maureen C. Nelson, Kathleen E. Allen, Beverly J. Blake, Erin L. Coleman, Charles L. Bruzzone
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Patent number: 7315418Abstract: A polarizing beam splitter includes a multilayer polarizing film, a first cross-linked silicone gel layer disposed on the multilayer polarizing film, a first rigid cover disposed on the cross-linked silicone gel layer, and a second rigid cover disposed adjacent to the multilayer polarizing film.Type: GrantFiled: March 31, 2005Date of Patent: January 1, 2008Assignee: 3M Innovative Properties CompanyInventors: James P. DiZio, Maureen C. Nelson, Audrey A. Sherman, Mieczyslaw H. Mazurek, Wendi J. Winkler, Jiaying Ma, Marvin Jeffrey Case
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Patent number: 5409773Abstract: A composite structure comprising a substrate bearing a layer of release coating prepared from one or more epoxypolysiloxanes together providing cycloaliphatic epoxy group(s) and non-cycloaliphatic (i.e., linear or branched aliphatic) epoxy group(s). The resulting release coating cures quickly and exhibits low release levels to adhesives. An oligomeric epoxypolysiloxane comprising both cycloaliphatic and non-cycloaliphatic epoxy groups is also disclosed.Type: GrantFiled: January 31, 1994Date of Patent: April 25, 1995Assignee: Minnesota Mining and Manufacturing CompanyInventors: Carl R. Kessel, Maureen C. Nelson
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Patent number: 5332797Abstract: A composite structure comprising a substrate bearing a layer of release coating prepared from one or more epoxypolysiloxanes together providing cycloaliphatic epoxy group(s) and non-cycloaliphatic (i.e., linear or branched aliphatic) epoxy group(s). The resulting release coating cures quickly and exhibits low release levels to adhesives. An oligomeric epoxypolysiloxane comprising both cycloaliphatic and non-cycloaliphatic epoxy groups is also disclosed.Type: GrantFiled: April 1, 1992Date of Patent: July 26, 1994Assignee: Minnesota Mining and Manufacturing CompanyInventors: Carl R. Kessel, Maureen C. Nelson