B42F 15/00
Suspended filing appliances
Official title: Suspended filing appliances (indexing features B42F21/00; hanging of books, newspapers or the like B42D17/00; {manufacturing suspended files B42C7/001})
B42F15/00 (Suspended filing appliances) appears on 390 US grants and 171 published applications in this corpus.
Search patents in B42F- Granted patents
- 390
- Published applications
- 171
- Assignees
- 176
- Inventors
- 528
- Latest grant
- 27 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 14 | 0 |
| 1977 | 7 | 0 |
| 1978 | 9 | 0 |
| 1979 | 6 | 0 |
| 1980 | 13 | 0 |
| 1981 | 9 | 0 |
| 1982 | 5 | 0 |
| 1983 | 10 | 0 |
| 1984 | 10 | 0 |
| 1985 | 8 | 0 |
| 1986 | 6 | 0 |
| 1987 | 11 | 0 |
| 1988 | 12 | 0 |
| 1989 | 17 | 0 |
| 1990 | 14 | 0 |
| 1991 | 19 | 0 |
| 1992 | 13 | 0 |
| 1993 | 15 | 0 |
| 1994 | 10 | 0 |
| 1995 | 8 | 0 |
| 1996 | 10 | 0 |
| 1997 | 10 | 0 |
| 1998 | 14 | 0 |
| 1999 | 13 | 0 |
| 2000 | 7 | 0 |
| 2001 | 14 | 1 |
| 2002 | 5 | 6 |
| 2003 | 9 | 6 |
| 2004 | 3 | 9 |
| 2005 | 9 | 11 |
| 2006 | 5 | 16 |
| 2007 | 5 | 8 |
| 2008 | 3 | 12 |
| 2009 | 1 | 9 |
| 2010 | 3 | 8 |
| 2011 | 4 | 9 |
| 2012 | 5 | 4 |
| 2013 | 4 | 11 |
| 2014 | 5 | 9 |
| 2015 | 4 | 8 |
| 2016 | 5 | 6 |
| 2017 | 10 | 9 |
| 2018 | 9 | 8 |
| 2019 | 4 | 3 |
| 2020 | 3 | 5 |
| 2021 | 3 | 6 |
| 2022 | 3 | 1 |
| 2023 | 1 | 1 |
| 2024 | 1 | 3 |
| 2025 | 2 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B42F 15/0011Suspended filing appliances: for sheets, stacks of temporarily bound sheets151
- B42F 15/007Support structures for suspended files127
- B42F 15/06Suspended filing appliances: for hanging large drawings or the like90
- B42F 15/04Backs or the like therefor35
- B42F 15/02In concertina form10
- B42F 15/0005Suspended filing appliances: for record carriers6
Recent patents
- Article placeholder device27 May 2025US 12,311,693 B2
- Foldable file box22 Apr 2025US 12,280,911 B2All Star Houseware Ltd.
- Rods for use with hanging file holders3 Dec 2024US 12,157,332 B2TOPS Products LLC
- Rods for use with hanging file holders19 Dec 2023US 11,845,297 B2TOPS Products LLC
- Folder storage with reference apparatus28 Jun 2022US 11,370,242 B2ASI Business Group
- Filing Placeholder Device9 Jul 2026US 2026/0192590 A1
- Vertically mountable horizontally orientable document container9 Oct 2025US 2025/0313032 A1J. B. Hunt Corp.
- Article placeholder device28 Nov 2024US 2024/0391272 A1
- Foldable file box21 Nov 2024US 2024/0383640 A1All Star Houseware Ltd.
- Rods for use with hanging file holders13 Jun 2024US 2024/0190163 A1TOPS Products LLC
Most cited
By later US patents