B42D 5/04
Calendar blocks
Official title: Calendar blocks (special apparatus for printing calendars B41F17/04 ){(perpetual calendars G09D3/00)}
B42D5/04 (Calendar blocks) appears on 183 US grants and 149 published applications in this corpus.
Search patents in B42D- Granted patents
- 183
- Published applications
- 149
- Assignees
- 73
- Inventors
- 330
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 4 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 6 | 0 |
| 1989 | 9 | 0 |
| 1990 | 6 | 0 |
| 1991 | 7 | 0 |
| 1992 | 6 | 0 |
| 1993 | 5 | 0 |
| 1994 | 8 | 0 |
| 1995 | 6 | 0 |
| 1996 | 6 | 0 |
| 1997 | 2 | 0 |
| 1998 | 8 | 0 |
| 1999 | 11 | 0 |
| 2000 | 8 | 0 |
| 2001 | 8 | 3 |
| 2002 | 3 | 7 |
| 2003 | 2 | 7 |
| 2004 | 4 | 13 |
| 2005 | 1 | 14 |
| 2006 | 5 | 12 |
| 2007 | 5 | 7 |
| 2008 | 2 | 10 |
| 2009 | 2 | 9 |
| 2010 | 3 | 7 |
| 2011 | 3 | 6 |
| 2012 | 2 | 8 |
| 2013 | 3 | 1 |
| 2014 | 2 | 9 |
| 2015 | 5 | 6 |
| 2016 | 2 | 4 |
| 2017 | 5 | 4 |
| 2018 | 4 | 2 |
| 2019 | 2 | 7 |
| 2020 | 2 | 5 |
| 2021 | 4 | 2 |
| 2022 | 1 | 2 |
| 2023 | 2 | 2 |
| 2024 | 1 | 0 |
| 2025 | 0 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B42D 5/042Diaries58
- B42D 5/043Supports for desk-type calendars or diaries38
- B42D 5/041With means for engaging calendar sheet perforations or slots29
- B42D 5/047In which the calendar sheet or sheets are combined with other articles25
- B42D 5/046Suspension devices therefor21
- B42D 5/06Tear-off calendar blocks9
- B42D 5/048Movable-strip-type calendars3
Recent patents
- Paper-made binder, and manufacturing method and manufacturing apparatus therefor24 Mar 2026US 12,583,149 B2
- Portable type calendar and notebook2 Apr 2024US 11,945,257 B2INTERMAN Corporation
- Self-standing desktop calendar with a foldable graphic panel12 Sep 2023US 11,752,795 B1
- Die cut calendar16 May 2023US 11,648,791 B2The Lang Companies, Inc.
- Packaging insert for an advent calendar and/or beer packaging container30 Aug 2022US 11,427,376 B2Craft Beer Importers Canada Inc.
- Erasable display system20 Nov 2025US 2025/0353320 A1
- Paper-made binder, and manufacturing method and manufacturing apparatus therefor6 Feb 2025US 2025/0042067 A1
- Portable type calendar and notebook30 Mar 2023US 2023/0096551 A1INTERMAN Corporation
- Dated or undated diary and method of connecting to a dedicated web page23 Feb 2023US 2023/0054936 A1Boost LLC
- Portable type calendar and notebook27 Jan 2022US 2022/0024241 A1INTERMAN Corporation
Most cited
By later US patents