E04G 21/14
Conveying or assembling building elements
Official title: Conveying or assembling building elements (roofing E04D; finishing work E04F)
E04G21/14 (Conveying or assembling building elements) appears on 1,507 US grants and 1,393 published applications in this corpus.
Search patents in E04G- Granted patents
- 1,507
- Published applications
- 1,393
- Assignees
- 589
- Inventors
- 2,496
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 20 | 0 |
| 1977 | 22 | 0 |
| 1978 | 20 | 0 |
| 1979 | 10 | 0 |
| 1980 | 6 | 0 |
| 1981 | 17 | 0 |
| 1982 | 13 | 0 |
| 1983 | 12 | 0 |
| 1984 | 15 | 0 |
| 1985 | 7 | 0 |
| 1986 | 17 | 0 |
| 1987 | 21 | 0 |
| 1988 | 5 | 0 |
| 1989 | 15 | 0 |
| 1990 | 15 | 0 |
| 1991 | 27 | 0 |
| 1992 | 21 | 0 |
| 1993 | 19 | 0 |
| 1994 | 15 | 0 |
| 1995 | 17 | 0 |
| 1996 | 21 | 0 |
| 1997 | 20 | 0 |
| 1998 | 22 | 0 |
| 1999 | 31 | 0 |
| 2000 | 26 | 0 |
| 2001 | 22 | 7 |
| 2002 | 37 | 24 |
| 2003 | 30 | 41 |
| 2004 | 32 | 41 |
| 2005 | 16 | 40 |
| 2006 | 27 | 46 |
| 2007 | 23 | 53 |
| 2008 | 15 | 46 |
| 2009 | 27 | 54 |
| 2010 | 29 | 39 |
| 2011 | 26 | 40 |
| 2012 | 27 | 45 |
| 2013 | 31 | 61 |
| 2014 | 48 | 68 |
| 2015 | 52 | 49 |
| 2016 | 53 | 51 |
| 2017 | 52 | 61 |
| 2018 | 52 | 59 |
| 2019 | 54 | 83 |
| 2020 | 69 | 73 |
| 2021 | 53 | 81 |
| 2022 | 55 | 62 |
| 2023 | 56 | 83 |
| 2024 | 78 | 86 |
| 2025 | 72 | 59 |
| 2026 | 37 | 41 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
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
- Layered panel and method of construction thereof8 Sep 2026US 12,729,535 B2ABB Schweiz AG
- 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.
- 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
- Overall structure of modular houses, assembly method and field installation method20 Aug 2026US 2026/0243082 A1Broad Holon Co., 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
- Holder adapted for supporting an anchor insert to be embedded in a concrete slab96US 4,000,591 ASuperior Concrete Accessories, Inc. · 1977
- Safety support structure88US 5,056,753 A1991