E04F 21/0007
Implements for finishing work on buildings: for mounting doors, windows or frames
Official title: {for mounting doors, windows or frames; their fitting (door-lifters B66F15/00)}
E04F21/0007 (Implements for finishing work on buildings: for mounting doors, windows or frames) appears on 186 US grants and 149 published applications in this corpus.
Search patents in E04F- Granted patents
- 186
- Published applications
- 149
- Assignees
- 57
- Inventors
- 286
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 6 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 0 |
| 2002 | 5 | 8 |
| 2003 | 5 | 6 |
| 2004 | 2 | 4 |
| 2005 | 4 | 10 |
| 2006 | 6 | 3 |
| 2007 | 4 | 3 |
| 2008 | 2 | 4 |
| 2009 | 2 | 10 |
| 2010 | 7 | 2 |
| 2011 | 0 | 4 |
| 2012 | 2 | 5 |
| 2013 | 1 | 3 |
| 2014 | 7 | 8 |
| 2015 | 8 | 8 |
| 2016 | 8 | 10 |
| 2017 | 10 | 9 |
| 2018 | 7 | 5 |
| 2019 | 10 | 7 |
| 2020 | 7 | 9 |
| 2021 | 4 | 6 |
| 2022 | 8 | 9 |
| 2023 | 12 | 3 |
| 2024 | 8 | 7 |
| 2025 | 2 | 5 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Self-aligning extension block assemblies14 Oct 2025US 12,440,935 B2Knight Industries & Associates, Inc.
- Self-aligning jamb jack screw with partial sphere29 Jul 2025US 12,371,941 B2
- Self-aligning jamb jack screw24 Dec 2024US 12,173,516 B2
- Adjustable door support and methods of use24 Dec 2024US 12,173,517 B1Masonite Corporation
- Adaptable door mounting support for positioning and installation of door slab and methods of use and assembly thereof10 Dec 2024US 12,163,339 B2Masonite Corporation
- Trim tool18 Jun 2026US 2026/0168264 A1Rider Coolers LLC
- Door sets, and methods of installing door sets25 Dec 2025US 2025/0389127 A1Pinnacle Carpentry and Roofing Ltd
- Door Trim Installation System And Method Therefor4 Dec 2025US 2025/0369237 A1
- Door installation apparatus15 May 2025US 2025/0154778 A1
- Self-Aligning Jamb Jack Screw with Partial Sphere10 Apr 2025US 2025/0116152 A1
Most cited
By later US patents
- Adjustable support apparatus58US 4,304,078 A1981
- Door transporting and mounting machine51US 4,810,151 A1989
- Pivotable dolly for holding transporting and hanging a door37US 4,278,244 A1981
- Door framing fixture and method35US 4,048,771 AThe Vicon Supply Company · 1977
- Universal framing layout tool35US 4,499,666 A1985