| Patents for A44C 11 - Watch chains; Ornamental chains (1,681) |
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| 09/12/1990 | CN1045221A Natural agate watch chain |
| 08/22/1990 | EP0383203A1 Fastener for jewellery chains |
| 08/16/1990 | EP0381831A2 Method of composition of manufactured articles suited to realize necklaces, bracelets and similar items and items obtained with said method |
| 07/24/1990 | CA1271923A1 Clasp with interchangeable ornament |
| 06/26/1990 | US4935996 Combination hinge and clasp for jewelry |
| 06/19/1990 | US4934135 Fine jewelry rope chain |
| 06/12/1990 | US4932203 Machine for the production of "bow-type" ornamental chains |
| 05/17/1990 | DE3837261A1 Fastener for an item of jewellery, and such an item of jewellery |
| 05/09/1990 | EP0367367A2 Fine jewelry rope chain |
| 03/14/1990 | CN2054332U Magnetic treatment health care necklace |
| 03/13/1990 | US4907322 Adornment device |
| 02/27/1990 | US4903475 Apparatus for the production of ornamental chains of the type known as "peacock eye" |
| 10/10/1989 | US4872305 Process for the automatic production of ornamental link chains and relative apparatus |
| 05/16/1989 | US4829787 Ornamental article |
| 05/03/1989 | EP0313711A1 Chain link for jewellery |
| 04/26/1989 | CN2036600U Connecting piece of jewelry |
| 08/24/1988 | EP0278991A1 Chain belt and method of manufacture |
| 07/21/1988 | DE3644487C1 Fastener or coupling for jewellery, in particular pearl necklaces |
| 06/16/1988 | WO1988004146A1 Twisted wire and strip for decorative purposes |
| 02/11/1988 | DE3626066A1 End member of a necklace or bracelet |
| 12/23/1987 | EP0250321A2 Ornamental article |
| 12/22/1987 | US4713946 Ornamental chain |
| 08/18/1987 | US4686746 Chain separator means |
| 07/14/1987 | US4679392 Process for producing a garland chain |
| 07/02/1987 | DE3546201A1 Plastic jewellery bead |
| 05/19/1987 | US4665592 Swivel snap hook of synthetic resin |
| 04/09/1987 | DE3626592A1 Jewellery fastener |
| 03/24/1987 | US4651541 Jewelry chain separator |
| 03/24/1987 | US4651517 Jewelry rope chain |
| 02/17/1987 | US4642982 Chain belt and method of manufacture |
| 02/04/1987 | EP0210247A1 Decorative ribbon |
| 01/13/1987 | US4635324 Slide fastener |
| 12/16/1986 | US4628708 Jewelry chain organizer |
| 12/10/1986 | EP0204313A2 String for jewellery |
| 12/09/1986 | US4627231 Mesh band |
| 10/15/1986 | EP0197261A1 Adjustable jewellery chain |
| 08/19/1986 | US4606348 For a string |
| 08/14/1986 | WO1986004491A1 Decorative ribbon |
| 06/17/1986 | US4594847 Detachably interconnectable chain link and chain constructed therewith |
| 02/12/1986 | EP0170811A1 Swivel snap hook of synthetic resin and method of manufacturing the same |
| 01/22/1986 | CN85201138U Artificial gem necklace |
| 10/29/1985 | US4549411 Jewelry chain organizer |
| 10/16/1985 | EP0158143A1 Chain element variable in length, especially for jewellery chains |
| 05/08/1985 | EP0140055A2 Slide fastener |
| 02/19/1985 | US4499634 Jewelry clasp |
| 05/15/1984 | US4448017 Jewelry chain loop element and method of assembly |
| 02/14/1984 | US4430778 Circlip |
| 09/27/1983 | US4406296 Jewelry system |
| 07/19/1983 | US4393552 Jewelry clasp retaining member |
| 05/10/1983 | US4382319 Link for jewellery |
| 01/12/1983 | EP0069192A1 Piece of jewellery |
| 11/16/1982 | US4358924 Chain with toggle fastener |
| 11/02/1982 | US4357694 Thermally responsive bimetallic jewelry |
| 09/14/1982 | US4348861 Jewelry chains by electro-forming |
| 05/26/1982 | EP0052594A1 Circlip |
| 03/02/1982 | US4317264 Means and method for making jewelry |
| 01/05/1982 | US4309461 Plating layers, alloying; jewelry |
| 11/04/1981 | EP0039149A1 Link for jewellery |
| 08/04/1981 | US4281441 Jewelry clasp |
| 01/20/1981 | US4246322 Removable, soft metal protective coating |
| 12/16/1980 | US4238935 Method for manufacturing a chain from the vertebra of an animal |
| 12/09/1980 | US4237702 Necklace |
| 10/29/1980 | EP0017843A1 Chain with a toggle fastener |
| 03/25/1980 | US4194354 Timer |
| 03/18/1980 | CA1073638A1 Safety fastener |
| 03/11/1980 | CA1073231A1 Clasp for jewelry chain |
| 01/29/1980 | CA1070770A1 Healthy magnetic ornament |
| 11/20/1979 | US4175146 Coating with fluorides to harden and making surfaces chemically resistant with silicon compounds and nonionic surfactants |
| 02/20/1979 | US4139927 Slide fastener with separable endstop members |
| 01/23/1979 | CA1046777A1 Link chain |
| 08/15/1978 | US4106123 Article of jewelry |
| 06/20/1978 | US4095587 Healthy magnetic ornament |
| 11/08/1977 | US4056928 Detachable link-chain |
| 08/30/1977 | US4044430 Clasp for jewelry chain |
| 07/12/1977 | US4034573 Composite article formed by superposed shapes of two members |
| 03/29/1977 | US4014079 Bracelet type fastening device |
| 01/04/1977 | US4000627 Pendant jewel chain |
| 11/23/1976 | US3992901 Necklace with overlapping annular members and string-concealing members |
| 10/05/1976 | US3983692 Link chain |
| 08/17/1976 | US3974547 Jewelry clasp member |
| 02/10/1976 | US3936914 Separable fastener |