B41K 1/36
Details
B41K1/36 (Details) appears on 366 US grants and 270 published applications in this corpus.
Search patents in B41K- Granted patents
- 366
- Published applications
- 270
- Assignees
- 145
- Inventors
- 469
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 9 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 4 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 4 | 0 |
| 1988 | 6 | 0 |
| 1989 | 10 | 0 |
| 1990 | 4 | 0 |
| 1991 | 5 | 0 |
| 1992 | 6 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 9 | 0 |
| 1996 | 6 | 0 |
| 1997 | 8 | 0 |
| 1998 | 15 | 0 |
| 1999 | 14 | 0 |
| 2000 | 6 | 0 |
| 2001 | 11 | 1 |
| 2002 | 6 | 7 |
| 2003 | 6 | 5 |
| 2004 | 13 | 12 |
| 2005 | 11 | 11 |
| 2006 | 13 | 18 |
| 2007 | 5 | 10 |
| 2008 | 9 | 10 |
| 2009 | 4 | 10 |
| 2010 | 9 | 18 |
| 2011 | 8 | 12 |
| 2012 | 10 | 10 |
| 2013 | 6 | 16 |
| 2014 | 4 | 12 |
| 2015 | 14 | 19 |
| 2016 | 14 | 15 |
| 2017 | 9 | 8 |
| 2018 | 11 | 17 |
| 2019 | 11 | 8 |
| 2020 | 10 | 9 |
| 2021 | 10 | 14 |
| 2022 | 9 | 7 |
| 2023 | 7 | 8 |
| 2024 | 6 | 5 |
| 2025 | 5 | 4 |
| 2026 | 6 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Stamp having a tilting holding frame19 May 2026US 12,629,950 B2Sun Same Enterprises Co., Ltd.
- Stamp with cutting element21 Apr 2026US 12,605,957 B2Sun Same Enterprises Co., Ltd.
- Intelligent seal mold device having multifunctional areas and method for generating image of seal mold having multifunctional areas3 Mar 2026US 12,567,978 B2
- Stamp handle having transparent housing24 Feb 2026US 12,558,910 B1Sun Same Enterprises Co., Ltd.
- Fixing device for a self-inking stamp20 Jan 2026US 12,528,306 B2Colop Stempelerzeugung Skopek Gesellschaft M.B.H. & Co. KG.
- Self-inking stamp with reinforced crossbar20 Aug 2026US 2026/0241731 A1Colop Stempelerzeugung Skopek Gesellschaft M.B.H. & Co. KG.
- Multifunctional opening tool11 Jun 2026US 2026/0158685 A1
- Stamp with cutting element19 Feb 2026US 2026/0048603 A1Sun Same Enterprises Co., Ltd.
- Stamp19 Feb 2026US 2026/0048604 A1Sun Same Enterprises Co., Ltd.
- Self-inking stamping device and method for opening a cover31 Jul 2025US 2025/0242621 A1Colop Stempelerzeugung Skopek Gesellschaft M.B.H. & Co. KG.
Most cited
By later US patents