G04F 1/06
By flowing-away of a prefixed quantity of fine-granular or liquid materials
Official title: by flowing-away of a prefixed quantity of fine-granular or liquid materials, e.g. sand-glass, water-clock
G04F1/06 (By flowing-away of a prefixed quantity of fine-granular or liquid materials) appears on 73 US grants and 58 published applications in this corpus.
Search patents in G04F- Granted patents
- 73
- Published applications
- 58
- Assignees
- 35
- Inventors
- 124
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 4 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 2 | 1 |
| 2004 | 1 | 3 |
| 2005 | 1 | 3 |
| 2006 | 1 | 2 |
| 2007 | 4 | 8 |
| 2008 | 4 | 2 |
| 2009 | 3 | 4 |
| 2010 | 3 | 0 |
| 2011 | 2 | 1 |
| 2012 | 0 | 2 |
| 2013 | 2 | 2 |
| 2014 | 0 | 4 |
| 2015 | 3 | 0 |
| 2016 | 1 | 1 |
| 2017 | 1 | 2 |
| 2018 | 0 | 2 |
| 2019 | 1 | 1 |
| 2020 | 1 | 4 |
| 2021 | 5 | 9 |
| 2022 | 5 | 3 |
| 2023 | 1 | 0 |
| 2024 | 2 | 1 |
| 2025 | 1 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Device configured to visually transform internal imagery by cascade of flowable media24 Apr 2025US 2025/0130532 A1
- Hourglass timers with alarm triggers30 Jan 2025US 2025/0036085 A1
- Product dispensing clock2 May 2024US 2024/0140684 A1
- Negative-pressure source with service timer23 Jun 2022US 2022/0193324 A1
- Timing device with audible indication17 Feb 2022US 2022/0050424 A1Big Potato Limited
Most cited
By later US patents
- End of life mechanism for water treatment cartridge89US 5,536,394 ARecovery Engineering, Inc. · 1996
- Time indicator and method of manufacturing same42US 7,232,253 B2Timestrip UK Limited · 2007
- Dental timer40US 4,836,415 A1989
- Accelerated development time-delayed message system38US 5,633,836 ANoteworthy Products, Inc. · 1997
- Tooth brushing timer36US 5,570,325 A1996