A47B 2031/004
Service or tea tables, trolleys, or wagons: having four vertical uprights
Official title: {having four vertical uprights}
A47B2031/004 (Service or tea tables, trolleys, or wagons: having four vertical uprights) appears on 78 US grants and 76 published applications in this corpus.
Search patents in A47B- Granted patents
- 78
- Published applications
- 76
- Assignees
- 64
- Inventors
- 187
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 2 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 4 |
| 2007 | 0 | 2 |
| 2008 | 1 | 4 |
| 2009 | 0 | 2 |
| 2010 | 2 | 2 |
| 2011 | 2 | 2 |
| 2012 | 0 | 1 |
| 2013 | 1 | 3 |
| 2014 | 3 | 4 |
| 2015 | 4 | 5 |
| 2016 | 7 | 6 |
| 2017 | 7 | 6 |
| 2018 | 2 | 5 |
| 2019 | 4 | 3 |
| 2020 | 2 | 7 |
| 2021 | 7 | 5 |
| 2022 | 4 | 4 |
| 2023 | 5 | 3 |
| 2024 | 1 | 1 |
| 2025 | 2 | 3 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Workspace system and components and method for the use thereof10 Mar 2026US 12,569,063 B2Steelcase Inc.
- Beverage serving trolley24 Jun 2025US 12,337,886 B2Dometic Sweden AB
- Twistable and stackable shelf and connecting device thereof3 Jun 2025US 12,317,999 B2Guangdong Wireking Housewares & Hardware Co., Ltd
- Container, method for delivering a plurality of articles, and method for picking up at least one article implementing such container7 May 2024US 11,975,753 B2Volvo Truck Corporation
- Workspace system and components and method for the use thereof26 Sep 2023US 11,766,118 B2Steelcase Inc.
- Coupler with upper and lower couplings, functional module, cart body and dining cart25 Sep 2025US 2025/0295228 A1Deson Hospitality Equipment Design (Shenzhen) Co., Ltd.
- Cart25 Sep 2025US 2025/0296611 A1Vyper Engineering LLC
- Food service system, method and smart food service cart16 Jan 2025US 2025/0017364 A1“Retech” SpóLka Z Ograniczona Odpowiedzialnoscia
- Workspace system and components and method for the use thereof22 Feb 2024US 2024/0057768 A1Steelcase Inc.
- Twistable and stackable shelf and connecting device thereof5 Oct 2023US 2023/0309692 A1Guangdong Wireking Housewares & Hardware Co., Ltd
Most cited
By later US patents
- Modular shelving system with a quick-change shelf feature87US 5,415,302 AMetro Industries, Inc. · 1995
- Display cart76US 5,718,441 ARehrig International, Inc. · 1998
- Modular utility cart including improved structures for securing intermediate and top shelves to corner posts73US 4,763,799 AInterMetro Industries Corporation · 1988
- Utility cart71US 4,595,107 AInterMetro Industries Corporation · 1986
- Laundry center with ironing board57US 6,604,473 B22003