| Patents for A44C 27 - Making jewellery or other personal adornments (2,638) |
|---|
| 04/28/1992 | CA2094609A1 Locket, and process for manufacturing locket-halves |
| 04/02/1992 | WO1992004840A1 Ornament made of silicon |
| 04/01/1992 | EP0477266A1 Method and machine for the engraving of articles. |
| 02/20/1992 | WO1992002157A1 Metallic mesh for ornamental goods and method of manufacture thereof |
| 02/12/1992 | CN2095568U Lighting decoration articles for shoe hat ring and necklace |
| 02/11/1992 | US5087528 Fashion article |
| 01/28/1992 | US5084108 Forming a ring shaped circle, annealing, heat treatment to inc rease yield strength and cooling |
| 01/23/1992 | WO1992000685A1 Chain forming method and chain obtained by the method |
| 01/23/1992 | DE4123702A1 Multicoloured fashion accessory prodn. - using laser beam to structure cover layer on coloured metal layer |
| 01/08/1992 | EP0465073A1 Platinum electroforming and platinum electroplating |
| 01/02/1992 | DE4020329A1 Goldlegierung zum schwarz-faerben, behandelte bzw. bearbeitete artikel aus schwarz gefaerbter goldlegierung und verfahren zur herstellung der behandelten bzw. bearbeiteten artikel Gold alloy for black-dyeing, treated or processed items from black-colored gold alloy and process for making the treated or processed items |
| 12/27/1991 | EP0462228A1 Method and layered structure for adhering gold to a substrate |
| 12/24/1991 | US5075126 Protecting against allergic reactions |
| 12/24/1991 | US5075066 Method of making ornaments |
| 12/12/1991 | DE4015895C1 Appts. for welding of small titanium (alloy) parts e.g. jewellery - comprises enclosure which can be sealed gas-tight and which contains gas inlet for welding torch |
| 12/10/1991 | US5070586 Compound of gems and a method of producing it |
| 11/21/1991 | EP0457350A1 Precious metal article, method for manufacturing same, moldable mixture for use in manufacture of same and method for producing moldable mixture |
| 10/22/1991 | US5058252 Apparatus and method for finishing chain assembly |
| 10/15/1991 | US5056656 Storage strip for gems or other small pieces |
| 10/01/1991 | US5052195 Coin holder and method therefor |
| 09/12/1991 | DE4006872A1 Plastic costume jewellery - made by injection moulding two incompatible components to give fibrous surface |
| 09/03/1991 | US5045280 Intermetallic compounds |
| 08/14/1991 | EP0441138A1 Ornamental chain |
| 08/14/1991 | CN1053741A Metal platelet compound |
| 08/07/1991 | EP0440053A1 Structure of metallic plates |
| 08/06/1991 | US5037708 Silver palladium alloy |
| 08/06/1991 | US5037517 Method of forming layered structure for adhering gold to a substrate |
| 08/06/1991 | US5037496 Cobalt-containing precious metal material for decoration |
| 08/01/1991 | CA2034133A1 Metal platelet compound |
| 07/31/1991 | EP0438980A1 Cobalt-containing precious metal material for decoration and process for preparing the same |
| 07/31/1991 | CN2081658U Micro-control pearl braider |
| 07/16/1991 | US5032437 Jewelry and methods for making jewelry and other decorative devices |
| 06/26/1991 | EP0433334A1 Hollow jewellery objects and method. |
| 05/28/1991 | US5019335 Gold colored metal alloy |
| 05/01/1991 | CN1012463B Shell ornaments and their prodn process |
| 04/24/1991 | EP0423569A1 Group of ornamental stones and method of producing the same |
| 04/17/1991 | CA2026541A1 Compound of gems and a method of producing it |
| 04/10/1991 | EP0421731A1 PtAl2 intermetallic compounds with additions of copper. |
| 03/19/1991 | US5000209 Jewelry cleaning system |
| 03/06/1991 | EP0415130A1 Method to eliminate the filling in wrought hollow gold and wrought hollow gold thus processed |
| 02/27/1991 | EP0413780A1 Jewellery |
| 01/31/1991 | DE3908472C1 Process for producing mounts from metals for precious and semiprecious stones |
| 01/22/1991 | US4987038 Jewelry |
| 01/22/1991 | US4986067 Lightweight jewelry |
| 12/25/1990 | US4979276 Method of manufacturing articles suitably used as necklaces, bracelets and similar items |
| 12/16/1990 | WO1990015723A1 Method and machine for the engraving of articles |
| 12/16/1990 | CA2058773A1 Method and machine for the engraving of articles |
| 12/13/1990 | DE3923157A1 Producing costume jewellery pieces - by setting ornamental features in depressions on bored plate, covering with thermoplastic sheet, drawing, etc. |
| 12/13/1990 | DE3918920A1 Galvano-plastic process for producing e.g. hollow jewellery parts - involves electrolytic metal coating of a cpd. core incorporating a structural part made of metal of similar fineness to metal coating |
| 11/28/1990 | EP0399072A1 Piece of jewellery |
| 11/20/1990 | US4970878 Jewelry mounting structure employing rotatable display members |
| 10/17/1990 | EP0392331A1 Web strips for precious stones or other components |
| 09/26/1990 | EP0388444A1 Use of a silicone as a coating for surfaces of metallic objects in direct contact with human skin |
| 08/23/1990 | WO1990009464A1 Method and layered structure for adhering gold to a substrate |
| 08/16/1990 | EP0381831A2 Method of composition of manufactured articles suited to realize necklaces, bracelets and similar items and items obtained with said method |
| 08/10/1990 | CA2001918A1 Floral centerpiece construction |
| 08/02/1990 | DE3903007A1 Surface decoration for jewellery, useful and artistic articles |
| 08/02/1990 | DE3902989A1 Brooch, earring, jewellery pendant |
| 08/01/1990 | EP0284699B1 Intermetallic compound and its use |
| 08/01/1990 | CN1044211A Hollow jewellery objects and method |
| 07/24/1990 | US4943486 Coated article and method of production |
| 07/24/1990 | US4943326 Superelastic nickel-titanium-iron alloy wire used in bracelet |
| 06/21/1990 | DE3841903A1 Process for producing a decoration of rare metal |
| 06/20/1990 | EP0373624A2 Method of making ornaments |
| 06/20/1990 | CN2058310U Multineedle high-efficiency pearl threading machine |
| 06/14/1990 | WO1990006068A1 Jewellery |
| 06/12/1990 | US4932203 Machine for the production of "bow-type" ornamental chains |
| 05/29/1990 | US4928367 Earring clutch |
| 05/23/1990 | EP0369156A1 Use of a high gold content alloy in jewellery |
| 05/22/1990 | US4926792 Apparatus and process for coloring objects by plasma coating |
| 04/17/1990 | US4917967 Jewelry with bronze intermediate layer;hypoallergenic |
| 04/11/1990 | CN1041098A Shell ornaments and their prodn process |
| 03/27/1990 | US4911762 Jewelry; Group 8 or 1b metal with aluminum, gallium, indium, and(or) silica |
| 03/27/1990 | US4910954 Apparatus for the formation of ornamental chains |
| 03/22/1990 | WO1990002828A1 Hollow jewellery objects and method |
| 02/27/1990 | US4903475 Apparatus for the production of ornamental chains of the type known as "peacock eye" |
| 02/20/1990 | US4901422 Badges and a method for their manufacture |
| 02/08/1990 | DE3826607A1 Use of an improved palladium/white gold alloy for the manufacture of jewellery |
| 02/06/1990 | US4898768 Layered structure for adhering gold to a substrate and method of forming such |
| 01/25/1990 | DE3824574A1 Method for casting precision castings |
| 01/11/1990 | WO1990000185A1 Use of a silicone as a coating for surfaces of metallic objects in direct contact with human skin |
| 01/02/1990 | US4891276 Article of jewelry of platinum and fine gold |
| 01/02/1990 | US4891251 Floral centerpiece construction |
| 12/27/1989 | CA1264025A1 Apparatus and process for coloring objects by plasma coating |
| 12/14/1989 | DE3917376A1 Antiallergic compound for application to articles of costume jewellery |
| 12/14/1989 | DE3818967A1 Metal jewellery |
| 10/19/1989 | DE3841155A1 Jewel holder |
| 10/04/1989 | EP0335126A2 Jeweler's multi-axial work support and positioning device |
| 09/26/1989 | CA1260219A1 Process for producing a flat product and the flat product thereof |
| 09/20/1989 | CN2044432U Porcelain jewelry as well as calcine apparatus and polisher for producing it |
| 09/19/1989 | EP0329733A4 Costume jewelry. |
| 09/12/1989 | US4865809 Indium, palladium, silver, dentistry, jewelry |
| 09/07/1989 | DE3806722A1 Ring-bending pliers |
| 08/30/1989 | EP0329733A1 Costume jewelry. |
| 08/29/1989 | US4861658 Hypoallergenic jewelry and method of making the same |
| 07/04/1989 | US4843699 Method of making an earring clutch |
| 05/09/1989 | US4828933 Scratch resistant platinum article |
| 04/26/1989 | EP0313070A2 Ornament and method of manufacturing the same |
| 04/20/1989 | WO1989003187A1 Item of jewellery set with gems and process for manufacturing said gems |
| 04/19/1989 | EP0312115A1 Jewelry provided with stones and process for manufacturing the stones for that purpose |