TREA

Making chains or chain links of special shape

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Industry

  • CPC
  • B21L11/00
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B21Mechanical metalworking B21LMAKING METAL CHAINS

Current Industry

B21L11/00Making chains or chain links of special shape

Sub Industries

B21L11/005Making ornamental chains B21L11/02each link being formed of a single member of which both ends are bent or shaped to engage the middle portions of the next link B21L11/04the ends being pierced or punched to form eyes B21L11/06the workpiece being of thin strip metal B21L11/08the ends being interengaged with other parts of the same link B21L11/10the chain links having opposed correspondingly shaped cylindrical and hook-like parts of which one parts forms a hinge-like support for the adjacent link B21L11/12forming bead chains B21L11/14making chain links with inserted or integrally-formed studs
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Method for producing gourmette jewellery articles
    • Patent number 12,172,205
    • Issue date Dec 24, 2024
    • Marco Bicego S.P.A.
    • Marco Bicego
    • A44 - HABERDASHERY JEWELLERY
  • Information Patent Grant

    Chain link and conveyor chain comprising chain links, blank for a c...
    • Patent number 11,629,011
    • Issue date Apr 18, 2023
    • Rexnord FlatTop Europe B.V.
    • Franciscus Maria Bal
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Jewelry cable
    • Patent number 11,160,336
    • Issue date Nov 2, 2021
    • David Yurman IP LLC
    • David M. Yurman
    • A44 - HABERDASHERY JEWELLERY
  • Information Patent Grant

    Jewelry link assembly and a method of assembling jewelry chain links
    • Patent number 10,881,172
    • Issue date Jan 5, 2021
    • Perry Straus
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Cleaning device, method and use for cleaning a pipe
    • Patent number 10,646,904
    • Issue date May 12, 2020
    • Picote Solutions Inc.
    • Mika Lokkinen
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Method for producing low-waste chain link plates
    • Patent number 10,145,449
    • Issue date Dec 4, 2018
    • Iwis Motorsysteme GmbH & Co. KG
    • Andreas Urbanek
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Chain link using a pressed-in member
    • Patent number 9,670,987
    • Issue date Jun 6, 2017
    • Caterpillar Inc.
    • Michael Robert Stolz
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Intermediate chain for drawing assemblies of drawing machines
    • Patent number 9,636,728
    • Issue date May 2, 2017
    • Danieli & C. Officine Meccaniche SpA
    • Fausto Menosso
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Chain
    • Patent number 9,463,958
    • Issue date Oct 11, 2016
    • Renold PLC
    • Michael Charles Christmas
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of making reduced backlash joint
    • Patent number 9,357,983
    • Issue date Jun 7, 2016
    • CareFusion 2200, Inc.
    • Mark Doyle
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Segmented synthetic rope structures, systems, and methods
    • Patent number 9,261,167
    • Issue date Feb 16, 2016
    • Samson Rope Technologies
    • Chia-Te Chou
    • D07 - ROPES CABLES OTHER THAN ELECTRIC
  • Information Patent Grant

    Fusible link
    • Patent number 9,157,506
    • Issue date Oct 13, 2015
    • NCVW Management Group, LLC
    • Greg Thurlow
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Hollow ornaments and process for producing them
    • Patent number 9,027,320
    • Issue date May 12, 2015
    • Neeraj Nevatia
    • A44 - HABERDASHERY JEWELLERY
  • Information Patent Grant

    Low-waste method for producing high-performance chain link plates
    • Patent number 9,003,758
    • Issue date Apr 14, 2015
    • IWIS Motorsysteme GmbH & Co., KG
    • Martin Bodensteiner
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of forming a bead chain
    • Patent number 8,904,744
    • Issue date Dec 9, 2014
    • National Chain Company
    • Steven A. Cipolla
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Segmented synthetic rope structures, systems, and methods
    • Patent number 8,689,534
    • Issue date Apr 8, 2014
    • Samson Rope Technologies
    • Chia-Te Chou
    • D07 - ROPES CABLES OTHER THAN ELECTRIC
  • Information Patent Grant

    Plate for a rocker joint chain
    • Patent number 8,192,313
    • Issue date Jun 5, 2012
    • Schaeffler Technologies AG & Co. KG
    • Olga Ispolatova
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Plate for a rocker joint chain
    • Patent number 8,192,314
    • Issue date Jun 5, 2012
    • Schaeffler Technologies AG & Co. KG
    • Johannes Hüttinger
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Ball chain and method of manufacturing the same
    • Patent number 7,716,911
    • Issue date May 18, 2010
    • Namiki Co., Ltd.
    • Norio Namiki
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of forming of jewelry with multiple links
    • Patent number 7,340,878
    • Issue date Mar 11, 2008
    • Avraham Rozenvasser
    • David Rozenvasser
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of making one-way chain
    • Patent number 7,310,934
    • Issue date Dec 25, 2007
    • Peerless Chain Company
    • Robert D. Jensen
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of forming chain links
    • Patent number 7,143,571
    • Issue date Dec 5, 2006
    • David Rosenwasser
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of forming jewelry articles
    • Patent number 7,111,447
    • Issue date Sep 26, 2006
    • Avraham Moshe Rosenwasser
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Linked ring structures
    • Patent number 7,086,218
    • Issue date Aug 8, 2006
    • M & J - R & R Grosbard, Inc.
    • Lloyd Frank Pasach
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Jewelry rope chain link element and methods of manufacture
    • Patent number 7,047,721
    • Issue date May 23, 2006
    • Meang K. Chia
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of forming chain links
    • Patent number 6,993,896
    • Issue date Feb 7, 2006
    • David Rosenwasser
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Lightweight OMEGA chain and improved method of manufacture
    • Patent number 6,968,671
    • Issue date Nov 29, 2005
    • Aurafin, LLC
    • Giuseppe A. Dal Monte
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of forming chain links
    • Patent number 6,945,028
    • Issue date Sep 20, 2005
    • David Rosenwasser
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of forming chain links
    • Patent number 6,918,242
    • Issue date Jul 19, 2005
    • David Rosenwasser
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of forming chain links
    • Patent number 6,904,746
    • Issue date Jun 14, 2005
    • David Rosenwasser
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

  • Information Patent Application

    METHOD FOR PRODUCING GOURMETTE JEWELLERY ARTICLES
    • Publication number 20240300006
    • Publication date Sep 12, 2024
    • MARCO BICEGO S.P.A.
    • Marco BICEGO
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    CHAIN LINK AND CONVEYOR CHAIN COMPRISING CHAIN LINIKS, BLANK FOR A...
    • Publication number 20220144552
    • Publication date May 12, 2022
    • REXNORD FLATTOP EUROPE B.V.
    • Franciscus Maria Bal
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    JEWELRY LINK ASSEMBLY AND A METHOD OF ASSEMBLING JEWELRY CHAIN LINKS
    • Publication number 20210345736
    • Publication date Nov 11, 2021
    • Perry Straus
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    METHOD AND EQUIPMENT FOR MAKING JEWELRY PRODUCTS, IN PARTICULAR TEN...
    • Publication number 20210345738
    • Publication date Nov 11, 2021
    • Alessandro SARACINO
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Cleaning device for internal cleaning of drain or sewer pipes and a...
    • Publication number 20180355599
    • Publication date Dec 13, 2018
    • Boldan Oy
    • Kim Kippo
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CLEANING DEVICE, METHOD AND USE FOR CLEANING A PIPE
    • Publication number 20180126430
    • Publication date May 10, 2018
    • Innotia Eesti Oü
    • Mika Lokkinen
    • B08 - CLEANING
  • Information Patent Application

    A CHAIN
    • Publication number 20160031679
    • Publication date Feb 4, 2016
    • RENOLD PLC
    • Michael Charles Christmas
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Fusible Link
    • Publication number 20150040533
    • Publication date Feb 12, 2015
    • NCVW Management Group, LLC
    • Greg Thurlow
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Wristlet Decorating Support Device
    • Publication number 20150001778
    • Publication date Jan 1, 2015
    • Brian Barnes
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    HOLLOW ORNAMENTS & PROCESS FOR PRODUCING THEM
    • Publication number 20140305093
    • Publication date Oct 16, 2014
    • NEERAJ NEVATIA
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Segmented Synthetic Rope Structures, Systems, and Methods
    • Publication number 20140250856
    • Publication date Sep 11, 2014
    • SAMSON ROPE TECHNOLOGIES
    • Chia-Te Chou
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Low-Waste Method for Producing High-Performance Chain Link Plates
    • Publication number 20130225345
    • Publication date Aug 29, 2013
    • iwis motorsysteme GmbH & Co., KG
    • Martin BODENSTEINER
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    REDUCED BACKFLASH JOINT AND METHOD OF MAKING SAME
    • Publication number 20130172858
    • Publication date Jul 4, 2013
    • CareFusion 2200, Inc.
    • Mark Doyle
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Fusible Link
    • Publication number 20120284996
    • Publication date Nov 15, 2012
    • Dunn Investment, LLC
    • Greg Thurlow
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    METHOD FOR PRESSING A STUD
    • Publication number 20110072778
    • Publication date Mar 31, 2011
    • WELAPTEGA MARINE LIMITED
    • Anthony Hall
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    MOBILE APPARATUS FOR PRESSING A STUD
    • Publication number 20110072777
    • Publication date Mar 31, 2011
    • Welaptega Marine Limited
    • Anthony D. Hall
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    METHOD OF FORMING A JEWELRY CHAIN AND CHAIN FORMED THEREFROM
    • Publication number 20090241341
    • Publication date Oct 1, 2009
    • ARIN S.A.
    • Angel Ramon Solanilla
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    METHOD OF FORMING HOLLOW AND SOLID JEWELRY CHAINS AND CHAINS FORMED...
    • Publication number 20090241598
    • Publication date Oct 1, 2009
    • ARIN S.A.
    • ANGEL RAMON SOLANILLA
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    BALL CHAIN AND METHOD OF MANUFACTURING THE SAME
    • Publication number 20090183488
    • Publication date Jul 23, 2009
    • Namiki Co., Ltd.
    • Norio Namiki
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Plate for a rocker joint chain
    • Publication number 20090181816
    • Publication date Jul 16, 2009
    • LUK LAMELLEN UND KUPPLUNGSBAU BETEILIGUNGS KG
    • Olga Ispolatova
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Plate for a rocker joint chain
    • Publication number 20090181817
    • Publication date Jul 16, 2009
    • LUK LAMELLEN UND KUPPLUNGSBAU BETEILIGUNGS KG
    • Johannes Huttinger
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    PROCEDURE FOR THE PRODUCTION OF JEWELLERY ITEMS, IN PARTICULAR ROPE...
    • Publication number 20090094959
    • Publication date Apr 16, 2009
    • Silmar S.p.A
    • Silverio Cerato
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    CAGE TYPE JEWELRY LINKS
    • Publication number 20070277498
    • Publication date Dec 6, 2007
    • David ROZENVASSER
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Silver chain manufacture
    • Publication number 20070095045
    • Publication date May 3, 2007
    • MIDDLESEX SILVER CO. LIMITED
    • Peter Gamon Johns
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Method for manufacturing articles of jewellery, in particular chain...
    • Publication number 20070062041
    • Publication date Mar 22, 2007
    • Silmar S.p.A
    • Silverio Cerato
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Method for the production of chains for articles of jewellery
    • Publication number 20060236674
    • Publication date Oct 26, 2006
    • SILMAR SPA
    • Silverio Cerato
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Method of forming of jewelry with multiple links
    • Publication number 20060230740
    • Publication date Oct 19, 2006
    • David Rozenwasser
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Omega type ornamental chain and process for making the chain
    • Publication number 20060150412
    • Publication date Jul 13, 2006
    • Pietro Rancan
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Method of forming chain links
    • Publication number 20050268592
    • Publication date Dec 8, 2005
    • David Rosenwasser
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Omega type ornamental chain and process for making the chain
    • Publication number 20050103050
    • Publication date May 19, 2005
    • Pietro Rancan
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...