G04B 33/00
Calibers
Official title: Calibers {(disposition of components of the automatic winding mechanism in relation to the clockwork G04B5/18)}
G04B33/00 (Calibers) appears on 63 US grants and 46 published applications in this corpus.
Search patents in G04B- Granted patents
- 63
- Published applications
- 46
- Assignees
- 42
- Inventors
- 99
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 6 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 1 | 2 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 2 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 2 | 2 |
| 2012 | 1 | 2 |
| 2013 | 0 | 4 |
| 2014 | 2 | 2 |
| 2015 | 4 | 2 |
| 2016 | 3 | 2 |
| 2017 | 3 | 5 |
| 2018 | 2 | 3 |
| 2019 | 4 | 1 |
| 2020 | 4 | 2 |
| 2021 | 0 | 1 |
| 2022 | 0 | 4 |
| 2023 | 1 | 1 |
| 2024 | 5 | 2 |
| 2025 | 2 | 6 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G04B 33/06Calibers: of extremely flat shape16
- G04B 33/10Calibers: with seconds hand arranged in the centre of the dial9
- G04B 33/08In which the gear train is arranged in different planes8
- G04B 33/14Calibers of which the mainsprings or barrels are easily removable5
- G04B 33/02Circular calibers4
- G04B 33/04Non-circular calibers4
- G04B 33/12Calibers: for extremely long running times4
- G04B 33/16Calibers: with arrangements affording protection of the clockwork against damage as a0
Recent patents
- Watch assembly5 May 2026US 12,619,197 B2Shenzhen CIGA Design Co., Ltd.
- Mechanical movement comprising an information display device30 Sep 2025US 12,429,822 B2Manufacture D'Horlogerie Audemars Piguet SA
- Motor group for watches11 Mar 2025US 12,248,280 B2ETA SA Manufacture Horlogere Suisse
- Tourbillon for a horology movement10 Dec 2024US 12,164,268 B2Manufacture D'Horlogerie Audemars Piguet SA
- Horological mechanism with counting chain26 Nov 2024US 12,153,379 B2Rolex SA
- Assembly of two micromechanical parts11 Jun 2026US 2026/0161134 A1ETA SA Manufacture Horlogere Suisse
- Mechanism for a striking timepiece8 Jan 2026US 2026/0010120 A1Bulgari Horlogerie SA
- Electromechanical horological movement comprising a wheel set carrying a display member and provided with a braking device25 Sep 2025US 2025/0298375 A1ETA SA Manufacture Horlogere Suisse
- Timepiece assembly12 Jun 2025US 2025/0189929 A1Bulgari Horlogerie SA
- Arrangement for fastening a crystal of a timepiece5 Jun 2025US 2025/0181034 A1Bulgari Horlogerie SA
Most cited
By later US patents
- Chronograph watch36US 4,748,603 AConseilray S.A. · 1988
- Clocking device27US 6,567,345 B1Seiko Epson Corporation · 2003
- Watch including a case of elongated shape19US 6,847,589 B2Nouvelle Lemania SA · 2005
- Extra-thin watch movement12US 5,278,807 AFrederic Piguet S.A. · 1994
- Movement construction for electronic timepiece10US 4,274,153 ACitizen Watch Co., Ltd. · 1981