TREA

from a material other than glass

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  • CPC
  • G04B39/004
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Parent Industries

GPHYSICS G04Horology G04BMECHANICALLY-DRIVEN CLOCKS OR WATCHES MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS G04B39/00Watch crystals Fastening or sealing of crystals Clock glasses

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G04B39/004from a material other than glass
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Method for fabrication of a composite part
    • Patent number 11,701,708
    • Issue date Jul 18, 2023
    • The Swatch Group Research and Development Ltd.
    • Henning Luebbe
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    One-piece, hollow micromechanical part with several functional leve...
    • Patent number 11,673,801
    • Issue date Jun 13, 2023
    • Nivarox-Far S.A.
    • Philippe Dubois
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Grant

    Mystery-drive mechanical or electromechanical timepiece
    • Patent number 11,454,935
    • Issue date Sep 27, 2022
    • The Swatch Group Research and Development Ltd.
    • Pierpasquale Tortora
    • G04 - HOROLOGY
  • Information Patent Grant

    Optical device for a timepiece
    • Patent number 11,449,011
    • Issue date Sep 20, 2022
    • Rolex S.A.
    • Adrien Catheline
    • G02 - OPTICS
  • Information Patent Grant

    Watch
    • Patent number 11,422,509
    • Issue date Aug 23, 2022
    • Montres Rado SA
    • Christian Verdon
    • G04 - HOROLOGY
  • Information Patent Grant

    Method for cutting watch crystals
    • Patent number 11,054,790
    • Issue date Jul 6, 2021
    • The Swatch Group Research and Development Ltd.
    • Jean-Luc Bazin
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Plastic or electroformed watch case with removable crystal
    • Patent number 9,618,904
    • Issue date Apr 11, 2017
    • Eta Sa Manufacture Horlogère Suisse
    • Vincent Meyer
    • G04 - HOROLOGY
  • Information Patent Grant

    Optical component and timepiece
    • Patent number 9,581,732
    • Issue date Feb 28, 2017
    • Seiko Epson Corporation
    • Daiki Furusato
    • G02 - OPTICS
  • Information Patent Grant

    External piece for a timepiece and system of manufacturing the same
    • Patent number 9,372,474
    • Issue date Jun 21, 2016
    • Comadur S.A.
    • Jean-Paul Tassetti
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Crystal used for closing the top of the case of a portable object a...
    • Patent number 9,149,983
    • Issue date Oct 6, 2015
    • The Swatch Group Research and Development Ltd.
    • Gian-Carlo Poli
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method and device for securing a crystal with a counter strip
    • Patent number 8,505,196
    • Issue date Aug 13, 2013
    • Eta Sa Manufacture Horlogère Suisse
    • Thierry Altenhoven
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    3633355
    • Patent number 3,633,355
    • Issue date Jan 11, 1972
    • G04 - HOROLOGY
  • Information Patent Grant

    3048301
    • Patent number 3,048,301
    • Issue date Aug 7, 1962
    • G04 - HOROLOGY
  • Information Patent Grant

    3038799
    • Patent number 3,038,799
    • Issue date Jun 12, 1962
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    2792684
    • Patent number 2,792,684
    • Issue date May 21, 1957
    • G04 - HOROLOGY
  • Information Patent Grant

    2736165
    • Patent number 2,736,165
    • Issue date Feb 28, 1956
    • G04 - HOROLOGY
  • Information Patent Grant

    2709333
    • Patent number 2,709,333
    • Issue date May 31, 1955
    • G04 - HOROLOGY
  • Information Patent Grant

    2308189
    • Patent number 2,308,189
    • Issue date Jan 12, 1943
    • G04 - HOROLOGY
  • Information Patent Grant

    2187863
    • Patent number 2,187,863
    • Issue date Jan 23, 1940
    • G04 - HOROLOGY
  • Information Patent Grant

    1978825
    • Patent number 1,978,825
    • Issue date Oct 30, 1934
    • G04 - HOROLOGY
  • Information Patent Grant

    1964886
    • Patent number 1,964,886
    • Issue date Jul 3, 1934
    • G04 - HOROLOGY
  • Information Patent Grant

    1731712
    • Patent number 1,731,712
    • Issue date Oct 15, 1929
    • G04 - HOROLOGY
  • Information Patent Grant

    1546830
    • Patent number 1,546,830
    • Issue date Jul 21, 1925
    • G04 - HOROLOGY
  • Information Patent Grant

    1333194
    • Patent number 1,333,194
    • Issue date Mar 9, 1920
    • G04 - HOROLOGY
  • Information Patent Grant

    1308690
    • Patent number 1,308,690
    • Issue date Jul 1, 1919
    • G04 - HOROLOGY
  • Information Patent Grant

    1291336
    • Patent number 1,291,336
    • Issue date Jan 14, 1919
    • G04 - HOROLOGY
  • Information Patent Grant

    1288307
    • Patent number 1,288,307
    • Issue date Dec 17, 1918
    • G04 - HOROLOGY
  • Information Patent Grant

    1288308
    • Patent number 1,288,308
    • Issue date Dec 17, 1918
    • G04 - HOROLOGY
  • Information Patent Grant

    1288305
    • Patent number 1,288,305
    • Issue date Dec 17, 1918
    • G04 - HOROLOGY
  • Information Patent Grant

    1279617
    • Patent number 1,279,617
    • Issue date Sep 24, 1918
    • G04 - HOROLOGY

Patents Applicationslast 30 patents