Patents by Inventor John Philip Finkeldey

John Philip Finkeldey 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: 20250051214
    Abstract: Disclosed herein is glass-ceramic and glass-ceramic articles including a crystalline phase comprising a jeffbenite crystalline structure, glass that may be cerammed to become such, and methods of making and using the same.
    Type: Application
    Filed: August 5, 2024
    Publication date: February 13, 2025
    Inventors: George Halsey Beall, John Philip Finkeldey, Charlene Marie Smith
  • Patent number: 12195390
    Abstract: Disclosed herein are glass-ceramic articles including a crystalline phase comprising a jeffbenite crystalline structure. The glass-ceramic articles may include a first surface, a second surface opposite the first surface, and a perimeter defining a shape of the glass-ceramic article. The glass-ceramic articles may further include a phase assemblage comprising one or more crystalline phases and a glass phase. The one or more crystalline phases may include a crystalline phase having the jeffbenite crystalline structure.
    Type: Grant
    Filed: October 25, 2023
    Date of Patent: January 14, 2025
    Assignee: CORNING INCORPORATED
    Inventors: George Halsey Beall, John Philip Finkeldey, Charlene Marie Smith
  • Patent number: 12151971
    Abstract: A glass composition includes greater than or equal to 45 mol % to less than or equal to 60 mol % SiO2; greater than or equal to 15 mol % to less than or equal to 25 mol % Al2O3; greater than or equal to 10 mol % to less than or equal to 20 mol % Li2O; greater than or equal to 0 mol % to less than or equal to 7.5 mol % Na2O; greater than or equal to 0 mol % to less than or equal to 5 mol % K2O; greater than or equal to 7 mol % to less than or equal to 13 mol % P2O5, and greater than or equal to 0 mol % to less than or equal to 4 mol % TiO2. The glass composition may have a liquidus temperature of less than or equal to 1300° C. and an inter-diffusion coefficient greater than or equal to 4000 ?m2/hour. The glass composition is chemically strengthenable. The glass composition may be used in a glass-based article or a consumer electronic product.
    Type: Grant
    Filed: November 21, 2022
    Date of Patent: November 26, 2024
    Assignee: CORNING INCORPORATED
    Inventors: John Philip Finkeldey, Timothy Michael Gross, Charlene Marie Smith, Jingshi Wu
  • Publication number: 20240294420
    Abstract: A glass-ceramic article includes a crystalline phase comprising stuffed ?-quartz and gahnite and a residual glass phase. The glass-ceramic has a composition comprising: greater than or equal to 69.5 mol % and less than or equal to 85 mol % SiO2; greater than or equal to 7 mol % and less than or equal to 20 mol % Al2O3; greater than or equal to 4.5 mol % and less than or equal to 12 mol % ZnO: greater than or equal to 1 mol % and less than or equal to 8 mol % LizO; and greater than or equal to 0.5 mol % and less than or equal to 4 mol % ZrO2.
    Type: Application
    Filed: February 29, 2024
    Publication date: September 5, 2024
    Inventors: George Halsey Beall, John Philip Finkeldey, Charlene Marie Smith
  • Publication number: 20240294419
    Abstract: A glass composition includes: greater than or equal to 45 mol % and less than or equal to 70 mol % SiO2; greater than or equal to 5 mol % and less than or equal to 15 mol % Al2O3; greater than or equal to 5 mol % and less than or equal to 15 mol % B2O3; greater than or equal to 5.5 mol % and less than or equal to 15 mol % Li2O; and greater than or equal to 0.5 mol % and less than or equal to 12 mol % MgO. RO may be greater than or equal 5.5 mol % and less than or equal to 14 mol %, wherein RO is the sum of MgO, CaO, BaO, and SrO. The glass composition may be free of at least one of La2O3 and Yb2O3. The glass composition may be phase separable.
    Type: Application
    Filed: February 28, 2024
    Publication date: September 5, 2024
    Inventors: John Philip Finkeldey, Charlene Marie Smith
  • Publication number: 20240166551
    Abstract: A glass composition includes greater than or equal to 45 mol % to less than or equal to 60 mol % SiO2; greater than or equal to 15 mol % to less than or equal to 25 mol % Al2O3; greater than or equal to 10 mol % to less than or equal to 20 mol % Li2O; greater than or equal to 0 mol % to less than or equal to 7.5 mol % Na2O; greater than or equal to 0 mol % to less than or equal to 5 mol % K2O; greater than or equal to 7 mol % to less than or equal to 13 mol % P2O5, and greater than or equal to 0 mol % to less than or equal to 4 mol % TiO2. The glass composition may have a liquidus temperature of less than or equal to 1300° C. and an inter-diffusion coefficient greater than or equal to 4000 ?m2/hour. The glass composition is chemically strengthenable. The glass composition may be used in a glass-based article or a consumer electronic product.
    Type: Application
    Filed: November 21, 2022
    Publication date: May 23, 2024
    Inventors: John Philip Finkeldey, Timothy Michael Gross, Charlene Marie Smith, Jingshi Wu
  • Patent number: 11964907
    Abstract: Glass compositions include one or more of silica (SiO2), magnesia (MgO) and alumina (Al2O3) as essential components and may optionally include sodium oxide (Na2O), potassium oxide (K2O), zirconia (ZrO2), titania (TiO2), zinc oxide (ZnO), manganese oxide (MnO2), hafnium oxide (HfO2) and other components. The glasses may be characterized by low density at room temperature.
    Type: Grant
    Filed: February 23, 2023
    Date of Patent: April 23, 2024
    Assignee: Corning Incorporated
    Inventors: George Halsey Beall, John Philip Finkeldey, Charlene Marie Smith
  • Publication number: 20240051866
    Abstract: Disclosed herein are glass-ceramic articles including a crystalline phase comprising a jeffbenite crystalline structure. The glass-ceramic articles may include a first surface, a second surface opposite the first surface, and a perimeter defining a shape of the glass-ceramic article. The glass-ceramic articles may further include a phase assemblage comprising one or more crystalline phases and a glass phase. The one or more crystalline phases may include a crystalline phase having the jeffbenite crystalline structure.
    Type: Application
    Filed: October 25, 2023
    Publication date: February 15, 2024
    Inventors: George Halsey Beall, John Philip Finkeldey, Charlene Marie Smith
  • Patent number: 11878934
    Abstract: A glass-ceramic comprising, in weight percent on an oxide basis, of 50 to 70% SiO2, 0 to 20% Al2O3, 12 to 23% MgO, 0 to 4% Li2O, 0 to 10% Na2O, 0 to 10% K2O, 0 to 5% ZrO2, and 2 to 12% F, wherein the predominant crystalline phase of said glass-ceramic is a trisilicic mica, a tetrasilicic mica, or a mica solid solution between trisilicic and tetrasilicic, and wherein the total of Na2O+Li2O is at least 2 wt. %; wherein the glass-ceramic can be ion-exchanged.
    Type: Grant
    Filed: November 1, 2022
    Date of Patent: January 23, 2024
    Assignee: CORNING INCORPORATED
    Inventors: George Halsey Beall, John Philip Finkeldey, Charlene Marie Smith
  • Patent number: 11851367
    Abstract: Disclosed herein are glass-ceramic articles including a crystalline phase comprising a jeffbenite crystalline structure. The glass-ceramic articles may include a first surface, a second surface opposite the first surface, and a perimeter defining a shape of the glass-ceramic article. The glass-ceramic articles may further include a phase assemblage comprising one or more crystalline phases and a glass phase. The one or more crystalline phases may include a crystalline phase having the jeffbenite crystalline structure.
    Type: Grant
    Filed: July 26, 2023
    Date of Patent: December 26, 2023
    Assignee: Corning Incorporated
    Inventors: George Halsey Beall, John Philip Finkeldey, Charlene Marie Smith
  • Patent number: 11753331
    Abstract: Disclosed herein are glass-ceramic articles including a crystalline phase comprising a jeffbenite crystalline structure. The glass-ceramic articles may include a first surface, a second surface opposite the first surface, and a perimeter defining a shape of the glass-ceramic article. The glass-ceramic articles may further include a phase assemblage comprising one or more crystalline phases and a glass phase. The one or more crystalline phases may include a crystalline phase having the jeffbenite crystalline structure.
    Type: Grant
    Filed: August 12, 2022
    Date of Patent: September 12, 2023
    Assignee: Corning Incorporated
    Inventors: George Halsey Beall, John Philip Finkeldey, Charlene Marie Smith
  • Publication number: 20230257293
    Abstract: Glass compositions include one or more of silica (SiO2), magnesia (MgO) and alumina (Al2O3) as essential components and may optionally include sodium oxide (Na2O), potassium oxide (K2O), zirconia (ZrO2), titania (TiO2), zinc oxide (ZnO), manganese oxide (MnO2), hafnium oxide (HfO2) and other components. The glasses may be characterized by low density at room temperature.
    Type: Application
    Filed: February 23, 2023
    Publication date: August 17, 2023
    Inventors: George Halsey Beall, John Philip Finkeldey, Charlene Marie Smith
  • Publication number: 20230167010
    Abstract: A glass composition includes greater than or equal to 45 mol % to less than or equal to 60 mol % SiO2; greater than or equal to 15 mol % to less than or equal to 25 mol % Al2O3; greater than or equal to 10 mol % to less than or equal to 21 mol % Li2O; greater than or equal to 1 mol % to less than or equal to 10 mol % Cs2O; and greater than or equal to 7 mol % to less than or equal to 13 mol % P2O5. The glass composition may have a liquidus temperature of less than or equal to 1300° C. and a strain point greater than or equal to 525° C. The glass composition is chemically strengthenable. The glass composition may be used in a glass-based article or a consumer electronic product.
    Type: Application
    Filed: November 28, 2022
    Publication date: June 1, 2023
    Inventors: John Philip Finkeldey, Timothy Michael Gross, Charlene Marie Smith, Jingshi Wu
  • Patent number: 11643355
    Abstract: Embodiments of thermally and chemically strengthened glass-based articles are disclosed. In one or more embodiments, the glass-based articles may include a first surface and a second surface opposing the first surface defining a thickness (t), a first CS region comprising a concentration of a metal oxide that is both non-zero and varies along a portion of the thickness, and a second CS region being substantially free of the metal oxide of the first CS region, the second CS region extending from the first surface to a depth of compression of about 0.17•t or greater. In one or more embodiments, the first surface is flat to 100 ?m total indicator run-out (TIR) along any 50 mm or less profile of the first surface. Methods of strengthening glass sheets are also disclosed, along with consumer electronic products, laminates and vehicles including the same are also disclosed.
    Type: Grant
    Filed: October 28, 2019
    Date of Patent: May 9, 2023
    Assignee: Corning Incorporated
    Inventors: John Philip Finkeldey, Linda Gaskill, Timothy Michael Gross, Peter Joseph Lezzi, Richard Orr Maschmeyer, Charlene Marie Smith, John Christopher Thomas, Kevin Lee Wasson
  • Patent number: 11613497
    Abstract: A glass substrate formed from a glass composition is disclosed. In embodiments, the composition comprises: from 60 mol. % to 75 mol. % SiO2; from 2 mol. % to 15 mol. % Li2O; from 1.9 mol. % to 15 mol. % Y2O3; and at least one of B2O3 and Na2O. B2O3+Na2O is from 2 mol. % to 13 mol. %. Y2O3+Al2O3 is from 10 mol. % to 24 mol. %. A ratio R2O/Al2O3 is from 0.5 to 4, where R2O is a total concentration of Li2O, Na2O, K2O, Rb2O, and Cs2O. (R2O+RO)/Al2O3 is from 0.5 to 4.5, where RO is a total concentration of BeO, MgO, CaO, SrO, and BaO. The glass substrate has a Young's modulus from 75 gigapascals (GPa) to 110 GPa. The glass substrate is ion exchangeable to form a strengthened glass article.
    Type: Grant
    Filed: November 12, 2020
    Date of Patent: March 28, 2023
    Assignee: CORNING INCORPORATED
    Inventors: John Philip Finkeldey, Timothy Michael Gross, Alexandra Lai Ching Kao Andrews Mitchell, Charlene Marie Smith
  • Publication number: 20230061254
    Abstract: A glass-ceramic comprising, in weight percent on an oxide basis, of 50 to 70% SiO2, 0 to 20% Al2O3, 12 to 23% MgO, 0 to 4% Li2O, 0 to 10% Na2O, 0 to 10% K2O, 0 to 5% ZrO2, and 2 to 12% F, wherein the predominant crystalline phase of said glass-ceramic is a trisilicic mica, a tetrasilicic mica, or a mica solid solution between trisilicic and tetrasilicic, and wherein the total of Na2O+Li2O is at least 2 wt. %; wherein the glass-ceramic can be ion-exchanged.
    Type: Application
    Filed: November 1, 2022
    Publication date: March 2, 2023
    Applicant: CORNING INCORPORATED
    Inventors: George Halsey Beall, John Philip Finkeldey, Charlene Marie Smith
  • Patent number: 11518707
    Abstract: A glass-ceramic comprising, in weight percent on an oxide basis, of 50 to 70% SiO2, 0 to 20% Al2O3, 12 to 23% MgO, 0 to 4% Li2O, 0 to 10% Na2O, 0 to 10% K2O, 0 to 5% ZrO2, and 2 to 12% F, wherein the predominant crystalline phase of said glass-ceramic is a trisilicic mica, a tetrasilicic mica, or a mica solid solution between trisilicic and tetrasilicic, and wherein the total of Na2O+Li2O is at least 2 wt. %; wherein the glass-ceramic can be ion-exchanged.
    Type: Grant
    Filed: March 18, 2020
    Date of Patent: December 6, 2022
    Assignee: CORNING INCORPORATED
    Inventors: George Halsey Beall, John Philip Finkeldey, Charlene Marie Smith
  • Patent number: 11365148
    Abstract: A glass-ceramic article includes 50 mol. % to 80 mol. % SiO2; 10 mol. % to 25 mol. % Al2O3; 5 mol. % to 20 mol. % MgO; 0 mol. % to 10 mol. % Li2O; and 1 mol. % to 3 mol. % of a nucleating agent. The nucleating agent is selected from the group consisting of ZrO2, TiO2, SnO2, HfO2, Ta2O5, Nb2O5, Y2O3, and combinations thereof. The nucleating agent may comprise greater than or equal to 50% ZrO2 and less than 50% of at least one compound selected from the group consisting of TiO2, SnO2, HfO2, Ta2O5, Nb2O5, Y2O3, and combinations thereof. The glass-ceramic article may have a molar ratio of MgO to Li2O of greater than or equal to 1:1. The glass-ceramic article may satisfy the relationship 0.85?(MgO (mol %)+Li2O (mol %))/Al2O3 (mol %)?1.2. The glass-ceramic article may comprise a crystalline phase comprising hexagonal stuffed ?-quartz and glass.
    Type: Grant
    Filed: October 29, 2020
    Date of Patent: June 21, 2022
    Assignee: CORNING INCORPORATED
    Inventors: George Halsey Beall, John Philip Finkeldey
  • Publication number: 20220098092
    Abstract: A glass-ceramic article includes: from 40 wt % to 60 wt % SiO2; from 18 wt % to 35 wt % Al2O3; from 12 wt % to 16 wt % B2O3; from 0 wt % to 4 wt % Li2O; from 0 wt % to 5 wt % Na2O; from 0 wt % to 5 wt % K2O; from 0 wt % to 15 wt % ZnO; and from 0 wt % to 8 wt % MgO. The sum of Li2O and Na2O in the glass-ceramic article may be from 1 wt % to 8 wt %. The sum of MgO and ZnO in the glass-ceramic article may be from 3 wt % to 20 wt %. A predominate crystalline phase of the glass-ceramic article may comprise a mullite-type structure.
    Type: Application
    Filed: September 23, 2021
    Publication date: March 31, 2022
    Inventors: GEORGE HALSEY BEALL, JOHN PHILIP FINKELDEY
  • Publication number: 20220017407
    Abstract: A glass-ceramic comprising, in weight percent on an oxide basis, of 50 to 70% SiO2, 0 to 20% Al2O3, 12 to 23% MgO, 0 to 4% Li2O, 0 to 10% Na2O, 0 to 10% K2O, 0 to 5% ZrO2, and 2 to 12% F, wherein the predominant crystalline phase of said glass-ceramic is a trisilicic mica, a tetrasilicic mica, or a mica solid solution between trisilicic and tetrasilicic, and wherein the total of Na2O+Li2O is at least 2 wt. %; wherein the glass-ceramic can be ion-exchanged.
    Type: Application
    Filed: March 18, 2020
    Publication date: January 20, 2022
    Inventors: George Halsey Beall, John Philip Finkeldey, Charlene Marie Smith