A44C 27/001
Materials for manufacturing jewellery
Official title: {Materials for manufacturing jewellery}
A44C27/001 (Materials for manufacturing jewellery) appears on 411 US grants and 545 published applications in this corpus.
Search patents in A44C- Granted patents
- 411
- Published applications
- 545
- Assignees
- 229
- Inventors
- 845
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 7 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 8 | 0 |
| 1989 | 3 | 0 |
| 1990 | 6 | 0 |
| 1991 | 7 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 8 | 0 |
| 2001 | 5 | 4 |
| 2002 | 6 | 14 |
| 2003 | 10 | 12 |
| 2004 | 12 | 18 |
| 2005 | 7 | 20 |
| 2006 | 12 | 12 |
| 2007 | 4 | 16 |
| 2008 | 6 | 14 |
| 2009 | 4 | 14 |
| 2010 | 6 | 16 |
| 2011 | 8 | 15 |
| 2012 | 7 | 19 |
| 2013 | 8 | 25 |
| 2014 | 7 | 21 |
| 2015 | 19 | 31 |
| 2016 | 14 | 31 |
| 2017 | 27 | 33 |
| 2018 | 16 | 32 |
| 2019 | 17 | 26 |
| 2020 | 20 | 36 |
| 2021 | 26 | 33 |
| 2022 | 18 | 20 |
| 2023 | 17 | 28 |
| 2024 | 30 | 22 |
| 2025 | 17 | 16 |
| 2026 | 13 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Manufacture of a bracelet strand8 Sep 2026US 12,727,651 B2Rolex SA
- Composite wearables and related methods11 Aug 2026US 12,702,204 B2Flexible Jewelry LLC
- Component for timepiece or piece of jewellery made of cermet4 Aug 2026US 12,698,548 B2The Swatch Group Research and Development Ltd
- Decorative part made by inlaying30 Jun 2026US 12,669,783 B2Comadur SA
- Temporary ring inner diameter filing device and method thereof16 Jun 2026US 12,653,280 B2
- Method and apparatus for the production of spiral-shaped pieces of jewellery24 Sep 2026US 2026/0283314 A1Marco Bicego S.P.A.
- A nickel-free platinum alloy composition24 Sep 2026US 2026/0286469 A1Valterra Plantinum Marketing Limited
- Platinum alloy24 Sep 2026US 2026/0286470 A1Argor-Heraeus SA
- Ternary ti-zr-hf alloy13 Aug 2026US 2026/0234755 A1Rolex SA
- Deep black decorative coating with increased thermal stability23 Jul 2026US 2026/0209931 A1Oerlikon Surface Solutions AG, PfäFfikon
Most cited
By later US patents
- Powder for manufacturing precious metal products by free forming fabrication and products79US 7,740,683 B2EOS GmbH Electro Optical Systems · 2010
- Ring65US 6,260,383 B1Warren Metallurgical Inc. · 2001
- Wear resistance jewelry46US 6,062,045 A2000
- Method of coating a metallic article of merchandise with a protective transparent film of abrasion-resistance material35US 4,737,252 AWestinghouse Electric Corp. · 1988
- Method of making yttria-stabilized zirconia ring35US 8,028,413 B2Stuller, Inc. · 2011