G04B 1/18
Constructions for connecting the ends of the mainsprings with the barrel or
Official title: Constructions for connecting the ends of the mainsprings with the barrel or the arbor {(mainsprings and bridles therefor G04B1/14; clamping the hairspring on the regulator G04B18/026; clamping the hairspring on the arbor G04B17/32)}
G04B1/18 (Constructions for connecting the ends of the mainsprings with the barrel or) appears on 27 US grants and 31 published applications in this corpus.
Search patents in G04B- Granted patents
- 27
- Published applications
- 31
- Assignees
- 15
- Inventors
- 51
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 2 |
| 2014 | 0 | 3 |
| 2015 | 3 | 9 |
| 2016 | 11 | 4 |
| 2017 | 1 | 2 |
| 2018 | 1 | 2 |
| 2019 | 3 | 1 |
| 2020 | 0 | 1 |
| 2021 | 1 | 1 |
| 2022 | 2 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 3 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Winding device, in particular for a clock barrel, provided with disconnection means23 Jun 2026US 12,663,756 B2Nivarox-FAR S. A.
- Drive member for a timepiece3 Jan 2023US 11,543,775 B2Patek Philippe SA Geneve
- Mainspring for a movement of a timepiece and method for manufacturing the same19 Jul 2022US 11,392,090 B2Nivarox-FAR S. A.
- Mechanical connection device1 Mar 2022US 11,262,707 B2Rolex SA
- Method for production of a horology assembly, and horology assembly thus obtained2 Mar 2021US 10,935,931 B2Rolex SA
- Timepiece assembly12 Jun 2025US 2025/0189929 A1Bulgari Horlogerie SA
- Disengageable winding device, in particular for a horological barrel, provided with a sliding winding gear train6 Jun 2024US 2024/0184248 A1Nivarox-FAR S. A.
- Winding device, particularly of a horological barrel, fitted with a disconnectable ratchet30 May 2024US 2024/0176293 A1Nivarox-FAR S. A.
- Winding device, in particular for a clock barrel, provided with disconnection means30 May 2024US 2024/0176294 A1Nivarox-FAR S. A.
- Method for production of a horology assembly, and horology assembly thus obtained3 Jun 2021US 2021/0165367 A1Rolex SA
Most cited
By later US patents
- Downhole clock spring13US 4,664,531 AV. E. Kuster Company, Inc. · 1987
- Timepiece barrel assembly with reduced core diameter3US 9,033,573 B2ETA SA Manufacture Horlogere Suisse · 2015
- Watch transmission device2US 10,222,745 B2Rolex SA · 2019
- Mechanical connection device1US 11,262,707 B2Rolex SA · 2022
- Drive member for a timepiece1US 11,543,775 B2Patek Philippe SA Geneve · 2023