G04B 33/14
Calibers of which the mainsprings or barrels are easily removable
Official title: Calibers of which the mainsprings or barrels are easily removable (mainsprings G04B1/14; barrels, arbors G04B1/16 {; normal or mechanical winding G04B3/00})
G04B33/14 (Calibers of which the mainsprings or barrels are easily removable) appears on 5 US grants and 4 published applications in this corpus.
Search patents in G04B- Granted patents
- 5
- Published applications
- 4
- Assignees
- 4
- Inventors
- 11
- Latest grant
- 22 Oct 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 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 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 2 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Timepiece assembly22 Oct 2019US 10,452,028 B2
- Timepiece movement having a barrel with reduced core diameter24 Nov 2015US 9,195,216 B2ETA SA Manufacture Horlogere Suisse
- Economical timepiece barrel6 Jan 2015US 8,926,168 B2ETA SA Manufacture Horlogere Suisse
- Extractable barrel-arbor7 Mar 1978US 4,077,201 AETA A.G. Ebauches-Fabrik
- Timepiece23 Mar 1976US 3,945,197 AEbauches S.A.
- Timepiece assembly12 Jun 2025US 2025/0189929 A1Bulgari Horlogerie SA
- Timepiece assembly4 Jan 2018US 2018/0004163 A1
- Timepiece movement having a barrel with reduced core diameter25 Dec 2014US 2014/0376338 A1ETA SA Manufacture Horlogere Suisse
- Economical timepiece barrel29 Aug 2013US 2013/0223194 A1ETA SA Manufacture Horlogere Suisse
Most cited
By later US patents