G04F 3/00
Apparatus which can be set and started to measure-off predetermined or adjustably-fixed
Official title: Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals with driving mechanisms, e.g. dosimeters with clockwork
G04F3/00 (Apparatus which can be set and started to measure-off predetermined or adjustably-fixed) appears on 194 US grants and 144 published applications in this corpus.
Search patents in G04F- Granted patents
- 194
- Published applications
- 144
- Assignees
- 118
- Inventors
- 334
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 25 | 0 |
| 1977 | 9 | 0 |
| 1978 | 5 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 8 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 5 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 5 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 1 |
| 2004 | 1 | 4 |
| 2005 | 0 | 2 |
| 2006 | 4 | 3 |
| 2007 | 2 | 3 |
| 2008 | 1 | 1 |
| 2009 | 2 | 2 |
| 2010 | 0 | 2 |
| 2011 | 4 | 5 |
| 2012 | 2 | 9 |
| 2013 | 6 | 5 |
| 2014 | 8 | 7 |
| 2015 | 4 | 12 |
| 2016 | 9 | 9 |
| 2017 | 7 | 16 |
| 2018 | 14 | 10 |
| 2019 | 6 | 18 |
| 2020 | 8 | 5 |
| 2021 | 7 | 7 |
| 2022 | 5 | 9 |
| 2023 | 4 | 3 |
| 2024 | 7 | 4 |
| 2025 | 4 | 4 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Timer21 Jul 2026US 12,687,819 B2
- Visual timer19 May 2026US 12,632,012 B2
- Systems, methods, and non-transitory computer-readable mediums for estimating a residual time of a current traffic signal13 Jan 2026US 12,525,123 B2Toyota Jidosha Kabushiki Kaisha
- Timepiece movement comprising a countdown chronograph mechanism and a striking mechanism30 Dec 2025US 12,510,866 B2Patek Philippe SA Geneve
- UPS overload time remaining calculation based on an adaptive minimum envelope filter12 Aug 2025US 12,388,288 B2Vertiv Corporation
- Rotating bezel timer watch with magnetic sensing16 Apr 2026US 2026/0104673 A1
- Timer with setter19 Mar 2026US 2026/0079450 A1Time Timer, LLC
- Timer kit30 Oct 2025US 2025/0334927 A1
- Timer11 Sep 2025US 2025/0284247 A1
- Scheduling device for customizable electronic notifications9 Jan 2025US 2025/0013203 A1Apple Inc.
Most cited
By later US patents
- Automatic dispenser for periodically actuating an aerosol container142US 3,952,916 AWarner-Lambert Company · 1976
- Medicament container with timer top54US 4,367,955 A1983
- Animal scent dispensing apparatus32US 4,953,763 A1990
- Patient position monitor with timer32US 7,916,036 B1Stanley Security Solutions, Inc. · 2011
- Apparatus for operating an aerosol container30US 4,006,844 AThe Risdon Manufacturing Company · 1977