A47K 13/12
Hinges
A47K13/12 (Hinges) appears on 278 US grants and 239 published applications in this corpus.
Search patents in A47K- Granted patents
- 278
- Published applications
- 239
- Assignees
- 107
- Inventors
- 454
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 3 | 0 |
| 1979 | 4 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 5 | 0 |
| 1983 | 4 | 0 |
| 1984 | 4 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 6 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 12 | 0 |
| 2000 | 4 | 0 |
| 2001 | 6 | 3 |
| 2002 | 4 | 3 |
| 2003 | 5 | 5 |
| 2004 | 3 | 4 |
| 2005 | 0 | 5 |
| 2006 | 1 | 4 |
| 2007 | 3 | 6 |
| 2008 | 3 | 3 |
| 2009 | 0 | 6 |
| 2010 | 4 | 7 |
| 2011 | 2 | 4 |
| 2012 | 9 | 6 |
| 2013 | 2 | 15 |
| 2014 | 5 | 3 |
| 2015 | 5 | 9 |
| 2016 | 11 | 8 |
| 2017 | 10 | 14 |
| 2018 | 9 | 19 |
| 2019 | 19 | 16 |
| 2020 | 21 | 19 |
| 2021 | 14 | 20 |
| 2022 | 15 | 7 |
| 2023 | 12 | 16 |
| 2024 | 12 | 16 |
| 2025 | 16 | 11 |
| 2026 | 7 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Counterbalanced toilet seat and cover28 Jul 2026US 12,690,730 B2Kohler Co.
- Toilet seat with delay suction release and automatically stand upright28 Jul 2026US 12,690,731 B2Zhongshan Meitu Plastic Ind. Co., Ltd.
- Toilet seat assembly19 May 2026US 12,628,992 B2AS America, Inc.
- Toilet seat hinge5 May 2026US 12,616,344 B2Bemis Manufacturing Company
- Flip-up potty seat24 Mar 2026US 12,582,273 B2Kids2, Inc.
- Systems, devices, articles, and methods for cleaner toilets8 Oct 2026US 2026/0305891 A1
- Toilet seat hinge assembly1 Oct 2026US 2026/0294182 A1Bemis Manufacturing Company
- Flip-up potty seat10 Sep 2026US 2026/0262888 A1Kids2, Inc.
- Heated portable toilet seat device20 Aug 2026US 2026/0240379 A1
- Flip-up potty seat30 Jul 2026US 2026/0215632 A1Kids2, Inc.
Most cited
By later US patents
- Quick release toilet seat hinge with swivel53US 6,070,295 ABemis Manufacturing Company · 2000
- Quick release toilet seat hinge assembly46US 6,381,762 B12002
- No tool toilet seat hardware42US 4,319,365 ABemis Manufacturing Company · 1982
- Hydraulic hinge having rotatable shaft and linearly movable plug forming fluid chambers42US 5,419,013 A1995
- Lift-off toilet seat hinge42US 5,933,875 ABemis Manufacturing Company · 1999