A45B 25/16
Automatic openers
Official title: Automatic openers, e.g. frames with spring mechanisms {(A45B25/143 takes precedence)}
A45B25/16 (Automatic openers) appears on 155 US grants and 152 published applications in this corpus.
Search patents in A45B- Granted patents
- 155
- Published applications
- 152
- Assignees
- 48
- Inventors
- 189
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 5 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 5 | 0 |
| 1999 | 2 | 0 |
| 2000 | 9 | 0 |
| 2001 | 4 | 0 |
| 2002 | 5 | 5 |
| 2003 | 3 | 7 |
| 2004 | 8 | 8 |
| 2005 | 1 | 6 |
| 2006 | 1 | 2 |
| 2007 | 2 | 1 |
| 2008 | 0 | 2 |
| 2009 | 1 | 5 |
| 2010 | 0 | 2 |
| 2011 | 3 | 7 |
| 2012 | 3 | 4 |
| 2013 | 6 | 5 |
| 2014 | 7 | 8 |
| 2015 | 6 | 6 |
| 2016 | 7 | 4 |
| 2017 | 5 | 18 |
| 2018 | 10 | 7 |
| 2019 | 10 | 19 |
| 2020 | 8 | 9 |
| 2021 | 3 | 3 |
| 2022 | 0 | 3 |
| 2023 | 2 | 5 |
| 2024 | 3 | 5 |
| 2025 | 7 | 6 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Umbrella assembly having a modularized drive module22 Sep 2026US 12,740,623 B2Maxton Engineering Ltd.
- Spreading mechanism for an expandable apparatus as well as expandable apparatus16 Jun 2026US 12,653,283 B2NerTes GmbH Mobile Ständertechnik
- Sunshade10 Feb 2026US 12,543,829 B2Huizhou Sishun Umbrella Co., Ltd.
- Umbrella assembly with gas spring30 Dec 2025US 12,507,772 B2
- Hand-held motorized umbrella4 Nov 2025US 12,458,119 B2
- Umbrella assembly with gas spring19 Mar 2026US 2026/0076459 A1
- Cantilever umbrella5 Mar 2026US 2026/0060390 A1
- Electrically-operated opening and closing structure of solar-charged umbrella26 Feb 2026US 2026/0053242 A1Aftercloud Technology Co., Ltd
- Hand-held motorized umbrella29 Jan 2026US 2026/0026584 A1
- Outdoor sunshade22 Jan 2026US 2026/0020649 A1Taizhou Dingxing Sewing Machine Co., Ltd.
Most cited
By later US patents
- Collapsible frame structure for self-opening umbrella72US 6,076,540 A2000
- Cordless patio umbrella64US 6,374,840 B1Treasure Garden, Inc. · 2002
- Electric umbrella54US 5,213,122 A1993
- Lightening safety automatic umbrella48US 5,740,823 AFu Tai Umbrella Works, Ltd. · 1998
- Remotely controlled and electrically operated umbrellas45US 6,058,951 A2000