H04M 3/432
Arrangements for calling a subscriber at a specific time
Official title: Arrangements for calling a subscriber at a specific time, e.g. morning call service
H04M3/432 (Arrangements for calling a subscriber at a specific time) appears on 186 US grants and 165 published applications in this corpus.
Search patents in H04M- Granted patents
- 186
- Published applications
- 165
- Assignees
- 102
- Inventors
- 337
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 5 | 0 |
| 2000 | 7 | 0 |
| 2001 | 3 | 4 |
| 2002 | 6 | 17 |
| 2003 | 2 | 8 |
| 2004 | 5 | 15 |
| 2005 | 2 | 10 |
| 2006 | 11 | 8 |
| 2007 | 4 | 10 |
| 2008 | 5 | 6 |
| 2009 | 1 | 5 |
| 2010 | 8 | 6 |
| 2011 | 7 | 2 |
| 2012 | 12 | 4 |
| 2013 | 11 | 10 |
| 2014 | 11 | 3 |
| 2015 | 3 | 12 |
| 2016 | 8 | 11 |
| 2017 | 10 | 5 |
| 2018 | 8 | 2 |
| 2019 | 3 | 3 |
| 2020 | 5 | 8 |
| 2021 | 11 | 6 |
| 2022 | 6 | 2 |
| 2023 | 5 | 5 |
| 2024 | 2 | 2 |
| 2025 | 2 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Network based knowledgeable assistant644US 5,652,789 AWildfire Communications, Inc. · 1997
- Method and apparatus for providing telecommunication services based on a subscriber profile updated by a personal information manager462US 5,933,778 AAT&T Wireless Services, Inc. · 1999
- Personal information manager for updating a telecommunication subscriber profile416US 5,903,845 AAT&T Wireless Services, Inc. · 1999
- Videophone system for scrutiny monitoring with computer control406US 5,412,708 A1995
- Method and apparatus for anonymous voice communication using an online data service288US 5,818,836 A1998