A47B 2220/0019
One-piece collapsible book stands made of lightweight material, such as cardboard, by
Official title: One-piece collapsible book stands made of lightweight material, such as cardboard, by stamping or molding
A47B2220/0019 (One-piece collapsible book stands made of lightweight material, such as cardboard, by) appears on 23 US grants and 10 published applications in this corpus.
Search patents in A47B- Granted patents
- 23
- Published applications
- 10
- Assignees
- 9
- Inventors
- 36
- Latest grant
- 20 Jul 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 2 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 3 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Foldable easel blank20 Jul 2021US 11,064,809 B2Pratt Corrugated Holdings, Inc.
- Foldable easel blank23 Jun 2020US 10,687,624 B2Pratt Corrugated Holdings, Inc.
- Foldable easel blank27 Feb 2018US 9,901,174 B1Pratt Corrugated Holdings, Inc.
- Flat panel display device and support base thereof6 Sep 2016US 9,433,287 B2Shenzhen Tcl New Technology Co., Ltd.
- Business card stand for cell phones12 Apr 2016US 9,308,767 B1Keep It Business Cards, Inc.
- Foldable stand for a smart device29 Jun 2023US 2023/0200566 A1A Stand Up Company Pty Ltd
- Support for a book or an electronic tablet30 Mar 2023US 2023/0102308 A1Lawrence Judaica Limited
- Foldable easel blank23 Jul 2020US 2020/0229602 A1Pratt Corrugated Holdings, Inc.
- Collapsible platform for standing desk conversion11 Oct 2018US 2018/0289147 A1Upright Kids LLC
- Foldable easel blank17 May 2018US 2018/0132617 A1Pratt Corrugated Holdings, Inc.
Most cited
By later US patents
- Collapsible podium66US 4,607,817 A1986
- Medication compliance system with med-dial, med-profile, easel and optional visual handicap aids65US 5,577,335 A1996
- Gravity lock bookstand and binder47US 4,880,327 A1989
- Collapsible support structures43US 4,318,527 A1982
- Portable viewing stand42US 4,709,895 AHal Leonard Publishing Corporation · 1987