Patents by Inventor Matthew John Dejneka

Matthew John Dejneka 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: 20230150862
    Abstract: The embodiments described herein relate to low temperature moldable sheet forming glass compositions and glass articles formed from the same. In various embodiments, the glass composition comprises from about 60 mol. % to about 67 mol. % SiO2, from about 6 mol. % to about 11 mol. % B2O3, from about 4.5 mol. % to about 11 mol. % Li2O, Al2O3, Na2O, and K2O. The glass composition also includes greater than about 2 mol. % RO, where RO are divalent metal oxides, and R2O from about 14 mol. % to about 20 mol. %, where R2O are alkali metal oxides. The glass composition also has a glass transition temperature Tg of less than about 500° C., a softening point of less than about 650° C., and a coefficient of thermal expansion (CTE) of less than about 85×10?7K?1.
    Type: Application
    Filed: January 18, 2023
    Publication date: May 18, 2023
    Inventors: Venkatesh Botu, Matthew John Dejneka, Nadja Teresia Lönnroth, Adama Tandia, Kochuparambil Deenamma Vargheese
  • Patent number: 11643359
    Abstract: A glass-ceramic includes glass and crystalline phases, where the crystalline phase includes non-stoichiometric suboxides of titanium, forming ‘bronze’-type solid state defect structures in which vacancies are occupied with dopant cations.
    Type: Grant
    Filed: May 28, 2021
    Date of Patent: May 9, 2023
    Assignee: Corning Incorporated
    Inventors: Matthew John Dejneka, Jesse Kohl
  • Patent number: 11629091
    Abstract: Optically transparent glass ceramic materials comprising a glass phase containing and a crystalline tungsten bronze phase comprising nanoparticles and having the formula MxWO3, where M includes at least one H, Li, Na, K, Rb, Cs, Ca, Sr, Ba, Zn, Cu, Ag, Sn, Cd, In, Tl, Pb, Bi, Th, La, Pr, Nd, Sm, Eu, Gd, Dy, Ho, Er, Tm, Yb, Lu, and U, and where 0<x<1. Aluminosilicate and zinc-bismuth-borate glasses comprising at least one of Sm2O3, Pr2O3, and Er2O3 are also provided.
    Type: Grant
    Filed: December 1, 2021
    Date of Patent: April 18, 2023
    Assignee: Corning Incorporated
    Inventors: Matthew John Dejneka, Jesse Kohl, Mallanagouda Dyamanagouda Patil
  • Publication number: 20230106331
    Abstract: Disclosed herein are laminated glass articles having a hard scratch resistant outer surface. In some embodiments, the laminated glass article includes a glass core layer and a glass clad layer. In some embodiments, the laminated glass article includes a glass core layer sandwiched between two glass clad layers. In some embodiments, the clad glass is selected from the group of consisting of: aluminate glasses; oxynitride glasses; rare earth/transition metal glasses; beryl glasses; and glasses containing lithium, zirconium, or both lithium and zirconium. Such glass compositions can thus be used in forming the clad layer.
    Type: Application
    Filed: December 8, 2022
    Publication date: April 6, 2023
    Inventors: Matthew John Dejneka, John Christopher Mauro
  • Publication number: 20230092019
    Abstract: An article includes a glass ceramic that has an amorphous silicate glass phase and a crystalline phase including a species of MxWO3 with 0<x<1 and M an intercalated dopant cation. The article further includes an aperture configured to be formed via local heating of a portion of the glass ceramic to a temperature that is above the softening point of the glass ceramic. The aperture comprises constituents of the silicate glass phase and the crystalline phase but is substantially free of the species of MxWO3. A ratio of a transmittance of the aperture to a transmittance of the glass ceramic not subject to the local heating is at least 6,000 with transmittance measured in %/mm at wavelengths from 500 nm to 1100 nm.
    Type: Application
    Filed: September 8, 2022
    Publication date: March 23, 2023
    Inventors: Matthew John Dejneka, Jesse Kohl, Alexander Mikhailovich Streltsov
  • Publication number: 20230061747
    Abstract: Embodiments are directed to glass articles which are resistant to UV photodarkening, the glass articles having a thickness ?1.3 mm and comprise UV absorbers such as Ti, V, Mn, Fe, Cu, Ce, Ge, Mo, Cr, Co and Ni, and combinations thereof, or alternatively comprising ZnO or SnO2.
    Type: Application
    Filed: October 27, 2022
    Publication date: March 2, 2023
    Inventors: Dana Craig Bookbinder, Nicholas Francis Borrelli, Matthew John Dejneka, Timothy Michael Gross, Xiaoju Guo, Ronald Leroy Stewart
  • Patent number: 11591255
    Abstract: The embodiments described herein relate to low temperature moldable sheet forming glass compositions and glass articles formed from the same. In various embodiments, the glass composition comprises from about 60 mol. % to about 67 mol. % SiO2, from about 6 mol. % to about 11 mol. % B2O3, from about 4.5 mol. % to about 11 mol. % Li2O, Al2O3, Na2O, and K2O. The glass composition also includes greater than about 2 mol. % RO, where RO are divalent metal oxides, and R2O from about 14 mol. % to about 20 mol. %, where R2O are alkali metal oxides. The glass composition also has a glass transition temperature Tg of less than about 500 C, a softening point of less than about 650 C, and a coefficient of thermal expansion (CTE) of less than about 85×10?7 K?1.
    Type: Grant
    Filed: May 17, 2019
    Date of Patent: February 28, 2023
    Assignee: CORNING INCORPORATED
    Inventors: Venkatesh Botu, Matthew John Dejneka, Nadja Teresia Lönnroth, Adama Tandia, Kochuparambil Deenamma Vargheese
  • Patent number: 11584684
    Abstract: A strengthened glass having a stress profile that differs from error-function and parabolic profiles. Stress relaxation and thermal annealing/diffusion effects, which occur at longer ion exchange and/or anneal times increase the depth of compression of the surface layer. A method of achieving these effects is also provided.
    Type: Grant
    Filed: April 1, 2020
    Date of Patent: February 21, 2023
    Assignee: CORNING INCORPORATED
    Inventors: Matthew John Dejneka, Pascale Oram, Rostislav Vatchev Roussev, Vitor Marino Schneider, Charlene Marie Smith, Zhongzhi Tang
  • Patent number: 11535549
    Abstract: A glass that includes Pr2O3 and Nd2O3 such that the sum of Pr2O3 and Nd2O3 is greater than 0.2 mole % and the ratio of Nd2O3 to Pr2O3 is greater than 0.5 and less than 3. Further, the sum of any chromophores in the glass from the group V2O5, Cr2O3, MnO, Mn2O3, Fe2O3, CoO, Co3O4, CuO, NiO, Nb2O5, CeO2, Ho2O3 and Er2O3 is less than 0.1 mole %. The glass can be characterized by a substantially pink color upon exposure to an incandescent light source and a substantially green color upon exposure to a fluorescent light source. The glass can optionally include one or more fluorescent ions selected from oxides of Cu, Sn, Mn, Ag, Sb, Ce, Sm, Eu, Tb, Dy, Tm, and combinations thereof, such that a total concentration of fluorescent ions is from greater than or equal to about 0.01 mole % to less than or equal to about 5.0 mole %.
    Type: Grant
    Filed: April 13, 2017
    Date of Patent: December 27, 2022
    Assignee: Corning Incorporated
    Inventor: Matthew John Dejneka
  • Patent number: 11498865
    Abstract: Embodiments are directed to glass articles which are resistant to UV photodarkening, the glass articles having a thickness ?1.3 mm and comprise UV absorbers such as Ti, V, Mn, Fe, Cu, Ce, Ge, Mo, Cr, Co and Ni, and combinations thereof, or alternatively comprising ZnO or SnO2.
    Type: Grant
    Filed: November 13, 2019
    Date of Patent: November 15, 2022
    Assignee: CORNING INCORPORATED
    Inventors: Dana Craig Bookbinder, Nicholas Francis Borrelli, Matthew John Dejneka, Timothy Michael Gross, Xiaoju Guo, Ronald Leroy Stewart
  • Publication number: 20220356397
    Abstract: An optical material includes, in mol.%: 50-75% SiO2, 5-25% Al2O3, 2.5-25% MgO, and 1-15% at least one lanthanoid, such that the at least one lanthanoid includes: La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, or oxides or fluorides thereof. An optical material includes at least one lanthanoid and at least one alkaline earth fluoride dopant, such that the at least one lanthanoid includes: La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, or oxides or fluorides thereof, and such that the at least one alkaline earth fluoride dopant comprises BeF2, MgF2, CaF2, SrF2, and BaF2.
    Type: Application
    Filed: March 10, 2022
    Publication date: November 10, 2022
    Inventor: Matthew John Dejneka
  • Publication number: 20220356113
    Abstract: A pre-fractured glass laminate that includes: a glass substrate comprising a thickness, a pair of opposed primary surfaces, a compressive stress region, a central tension (CT) region and a plurality of cracks; a second phase comprising a polymer or a cured resin within the plurality of cracks; a backing layer; and an interlayer disposed between one of the primary surfaces of the substrate and the backing layer. The compressive stress region extends from each of the primary surfaces to a first selected depth in the substrate. Further, the plurality of cracks is located in the CT region.
    Type: Application
    Filed: July 22, 2022
    Publication date: November 10, 2022
    Inventors: Matthew John Dejneka, Zhongzhi Tang
  • Patent number: 11472730
    Abstract: A laminated glass article includes a glass core layer and a glass cladding layer adjacent to the glass core layer. At least one of the glass core layer or the glass cladding layer is a tinted layer. The tinted layer can include a tinting agent that imparts a color to the tinted layer.
    Type: Grant
    Filed: June 1, 2016
    Date of Patent: October 18, 2022
    Assignee: Corning Incorporated
    Inventors: Heather Debra Boek, Matthew John Dejneka, Lisa Ann Tietz Moore
  • Publication number: 20220298059
    Abstract: Ion exchangeable glasses containing SiO2, Al2O3, Na2O, MgO, B2O3, and P2O5 are provided. The compressive stresses of these ion exchanged glasses are greater than 900 megapascals (MPa) at a depth of 45 or 50 microns (?m) with some glasses exhibiting a compressive stress of at least 1 gigaPascals (GPa). The ion exchange rates of these glasses are much faster than those of other alkali aluminosilicate glasses and the ion exchanged glass is resistant damage to impact damage. A method of ion exchanging the glass is also provided.
    Type: Application
    Filed: June 6, 2022
    Publication date: September 22, 2022
    Inventors: Matthew John Dejneka, Sinue Gomez, Timothy Michael Gross, Xiaoju Guo
  • Patent number: 11447415
    Abstract: Glasses having a high degree of resistance to damage cause by abrasion, scratching, indentation, and the like are disclosed. In embodiments, the glasses may include at least 50 mol % SiO2; 9 mol % to 22 mol % Al2O3; Na2O; Li2O; at least 10 mol % R2O, wherein R2O is the sum of alkali metal oxides in the glass; 2.7 mol % to 4.5 mol % B2O3; and greater than 0.1 mol % of MgO+ZnO, wherein (B2O3—(R2O—Al2O3)) is greater than or equal to 3.
    Type: Grant
    Filed: September 23, 2021
    Date of Patent: September 20, 2022
    Assignee: CORNING INCORPORATED
    Inventors: Matthew John Dejneka, Adam James Ellison, John Christopher Mauro
  • Publication number: 20220274864
    Abstract: A silicate glass that is tough and scratch resistant. The toughness is increased by minimizing the number of non-bridging oxygen atoms in the glass. In one embodiment, the silicate glass is an aluminoborosilicate glass in which ?15 mol %?(R2O+R?O—Al2O3—ZrO2)—B2O3?4 mol %, where R is one of Li, Na, K, Rb, and Cs, and R? is one of Mg, Ca, Sr, and Ba.
    Type: Application
    Filed: May 20, 2022
    Publication date: September 1, 2022
    Inventors: Matthew John Dejneka, Adam James Ellison, Sinue Gomez, Robert Michael Morena
  • Publication number: 20220258455
    Abstract: A laminate glass-ceramic article is provided that includes: a core glass layer having a first coefficient of thermal expansion (CTE); and a plurality of clad glass-ceramic layers, each having a CTE that is lower than or equal to the first CTE of the core glass layer. A first of the clad glass-ceramic layers is laminated to a first surface of core glass layer and a second of the clad glass-ceramic layers is laminated to a second surface of the core glass layer. Further, a total thickness of the plurality of clad glass-ceramic layers is from about 0.05 mm to about 0.5 mm. In addition, each of the glass-ceramic layers includes: an alumino-boro-silicate glass, 0 mol %?MoO3?15 mol %, and 0 mol %?WO3?15 mol %, the WO3 (mol %) plus the MoO3 (mol %) is from 0.7 mol % to 19 mol %.
    Type: Application
    Filed: May 2, 2022
    Publication date: August 18, 2022
    Inventors: Matthew John Dejneka, Jesse Kohl
  • Patent number: 11407679
    Abstract: Embodiments of the present disclosure pertain to crystallizable glasses and glass-ceramics that exhibit a black color and are opaque. In one or more embodiments, the crystallizable glasses and glass-ceramics include a precursor glass composition that exhibits a liquidus viscosity of greater than about 20 kPa*s. The glass-ceramics exhibit less than about 20 wt % of one or more crystalline phases, which can include a plurality of crystallites in the Fe2O3—TiO2—MgO system and an area fraction of less than about 15%. Exemplary compositions used in the crystallizable glasses and glass-ceramics include, in mol %, SiO2 in the range from about 50 to about 76, Al2O3 in the range from about 4 to about 25, P2O5+B2O3 in the range from about 0 to about 14, R2O in the range from about 2 to about 20, one or more nucleating agents in the range from about 0 to about 5, and RO in the range from about 0 to about 20.
    Type: Grant
    Filed: March 30, 2020
    Date of Patent: August 9, 2022
    Assignee: Corning Incorporated
    Inventors: David Eugene Baker, Matthew John Dejneka, Indrajit Dutta, Robert Michael Morena, Charlene Marie Smith
  • Patent number: 11401210
    Abstract: A pre-fractured glass laminate that includes: a glass substrate comprising a thickness, a pair of opposed primary surfaces, a compressive stress region, a central tension (CT) region and a plurality of cracks; a second phase comprising a polymer or a cured resin within the plurality of cracks; a backing layer; and an interlayer disposed between one of the primary surfaces of the substrate and the backing layer. The compressive stress region extends from each of the primary surfaces to a first selected depth in the substrate. Further, the plurality of cracks is located in the CT region.
    Type: Grant
    Filed: October 8, 2018
    Date of Patent: August 2, 2022
    Assignee: Corning Incorporated
    Inventors: Matthew John Dejneka, Zhongzhi Tang
  • Patent number: RE49530
    Abstract: A glass and an enclosure, including windows, cover plates, and substrates for mobile electronic devices comprising the glass. The glass has a crack initiation threshold that is sufficient to withstand direct impact, has a retained strength following abrasion that is greater than soda lime and alkali aluminosilicate glasses, and is resistant to damage when scratched. The enclosure includes cover plates, windows, screens, and casings for mobile electronic devices and information terminal devices.
    Type: Grant
    Filed: January 17, 2020
    Date of Patent: May 16, 2023
    Assignee: CORNING INCORPORATED
    Inventors: Kristen L. Barefoot, Matthew John Dejneka, Sinue Gomez, Timothy Michael Gross, Nagaraja Shashidhar