H04M 1/725
Cordless telephones
Official title: Cordless telephones (user interfaces specially adapted therefor H04M1/724)
H04M1/725 (Cordless telephones) appears on 2,745 US grants and 2,232 published applications in this corpus.
Search patents in H04M- Granted patents
- 2,745
- Published applications
- 2,232
- Assignees
- 888
- Inventors
- 5,184
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 6 | 0 |
| 1981 | 4 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 13 | 0 |
| 1985 | 10 | 0 |
| 1986 | 8 | 0 |
| 1987 | 22 | 0 |
| 1988 | 23 | 0 |
| 1989 | 26 | 0 |
| 1990 | 32 | 0 |
| 1991 | 37 | 0 |
| 1992 | 32 | 0 |
| 1993 | 47 | 0 |
| 1994 | 54 | 0 |
| 1995 | 45 | 0 |
| 1996 | 82 | 0 |
| 1997 | 77 | 0 |
| 1998 | 106 | 0 |
| 1999 | 99 | 0 |
| 2000 | 112 | 0 |
| 2001 | 99 | 63 |
| 2002 | 76 | 138 |
| 2003 | 81 | 101 |
| 2004 | 91 | 128 |
| 2005 | 76 | 124 |
| 2006 | 95 | 144 |
| 2007 | 63 | 77 |
| 2008 | 59 | 100 |
| 2009 | 53 | 64 |
| 2010 | 53 | 58 |
| 2011 | 65 | 63 |
| 2012 | 69 | 49 |
| 2013 | 58 | 50 |
| 2014 | 65 | 55 |
| 2015 | 66 | 83 |
| 2016 | 75 | 76 |
| 2017 | 73 | 139 |
| 2018 | 96 | 118 |
| 2019 | 99 | 140 |
| 2020 | 112 | 136 |
| 2021 | 100 | 112 |
| 2022 | 92 | 88 |
| 2023 | 72 | 38 |
| 2024 | 63 | 39 |
| 2025 | 33 | 33 |
| 2026 | 15 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H04M 1/72502With one base station connected to a single line1,042
- H04M 1/73Battery saving arrangements172
- H04M 1/737Characterised by transmission of electromagnetic waves other than radio waves150
- H04M 1/733With a plurality of base stations connected to a plurality of lines125
- H04M 1/727Identification code transfer arrangements115
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By later US patents
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