E04G 21/16
Tools or apparatus
Official title: Tools or apparatus (devices for erecting fences E04H17/26)
E04G21/16 (Tools or apparatus) appears on 1,189 US grants and 1,096 published applications in this corpus.
Search patents in E04G- Granted patents
- 1,189
- Published applications
- 1,096
- Assignees
- 438
- Inventors
- 2,030
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 18 | 0 |
| 1977 | 15 | 0 |
| 1978 | 17 | 0 |
| 1979 | 7 | 0 |
| 1980 | 6 | 0 |
| 1981 | 14 | 0 |
| 1982 | 12 | 0 |
| 1983 | 8 | 0 |
| 1984 | 10 | 0 |
| 1985 | 4 | 0 |
| 1986 | 10 | 0 |
| 1987 | 16 | 0 |
| 1988 | 2 | 0 |
| 1989 | 13 | 0 |
| 1990 | 13 | 0 |
| 1991 | 24 | 0 |
| 1992 | 20 | 0 |
| 1993 | 15 | 0 |
| 1994 | 15 | 0 |
| 1995 | 15 | 0 |
| 1996 | 18 | 0 |
| 1997 | 15 | 0 |
| 1998 | 18 | 0 |
| 1999 | 28 | 0 |
| 2000 | 21 | 0 |
| 2001 | 17 | 5 |
| 2002 | 32 | 18 |
| 2003 | 22 | 33 |
| 2004 | 24 | 34 |
| 2005 | 16 | 33 |
| 2006 | 22 | 42 |
| 2007 | 20 | 47 |
| 2008 | 13 | 41 |
| 2009 | 26 | 46 |
| 2010 | 25 | 25 |
| 2011 | 18 | 33 |
| 2012 | 19 | 32 |
| 2013 | 19 | 40 |
| 2014 | 34 | 44 |
| 2015 | 40 | 36 |
| 2016 | 39 | 39 |
| 2017 | 34 | 48 |
| 2018 | 37 | 47 |
| 2019 | 46 | 61 |
| 2020 | 50 | 58 |
| 2021 | 35 | 66 |
| 2022 | 47 | 49 |
| 2023 | 47 | 67 |
| 2024 | 65 | 65 |
| 2025 | 58 | 50 |
| 2026 | 30 | 37 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- E04G 21/18Adjusting tools678
- E04G 21/167Specially adapted for working-up plates, panels or slab shaped building elements141
- E04G 21/20For applying mortar82
- E04G 21/22For setting building elements with mortar76
- E04G 21/163Jacks specially adapted for working-up building elements38
- E04G 21/161Handling units comprising at least considerable parts of two sides of a31
- E04G 21/166Landings, receiving platforms30
- E04G 21/165Specially adapted for in situ prefabricated building elements to be tilted up25
Recent patents
- Collated rebar clip29 Sep 2026US 12,747,588 B2
- Systems and methods of producing components for use in the construction of modular building units15 Sep 2026US 12,735,907 B2Buildz, LLC
- Container with interchangeable liner1 Sep 2026US 12,723,413 B2
- Systems and methods of matrix manufacturing with work cells25 Aug 2026US 12,715,136 B2Reframe Systems, Inc.
- Siding installation apparatus25 Aug 2026US 12,716,251 B2General Tools & Instruments Company LLC
- Perimeter Rail Transport System for Use in Assembly of Floor of Manufactured Building24 Sep 2026US 2026/0286731 A1CMH Manufacturing, Inc.
- Gang Nailing System for Use in Assembly of Floor of Manufactured Building24 Sep 2026US 2026/0286732 A1CMH Manufacturing, Inc.
- Method and device for installing an escalator or a moving walkway on a receiving structure integrated in a building17 Sep 2026US 2026/0275735 A1Inventio AG
- Vibratory cementitious-material dispensing device27 Aug 2026US 2026/0250969 A1
- Anchor support and anchor installation method20 Aug 2026US 2026/0243084 A1Sekisui House, Ltd.
Most cited
By later US patents
- Collapse resistant polyester container for hot fill applications162US 4,497,855 AMonsanto Company · 1985
- Methods and apparatus for computer-assisted spray foam fabrication129US 9,566,742 B2Massachusetts Institute of Technology · 2017
- Methods and apparatus for computer-assisted spray foam fabrication120US 10,189,187 B2Massachusetts Institute of Technology · 2019
- Safety support structure88US 5,056,753 A1991
- Disposable layout tape86US 5,012,590 A1991