E04B 1/35
Extraordinary methods of construction
Official title: Extraordinary methods of construction, e.g. lift-slab, jack-block (E04B1/34 takes precedence; falsework, shuttering for shaping walls, floors, ceilings or roofs in situ E04G11/04; conveying or assembling of building materials E04G21/00; working measures on existing buildings E04G23/00)
E04B1/35 (Extraordinary methods of construction) appears on 679 US grants and 669 published applications in this corpus.
Search patents in E04B- Granted patents
- 679
- Published applications
- 669
- Assignees
- 327
- Inventors
- 1,094
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 6 | 0 |
| 1978 | 15 | 0 |
| 1979 | 7 | 0 |
| 1980 | 6 | 0 |
| 1981 | 12 | 0 |
| 1982 | 4 | 0 |
| 1983 | 3 | 0 |
| 1984 | 9 | 0 |
| 1985 | 5 | 0 |
| 1986 | 7 | 0 |
| 1987 | 13 | 0 |
| 1988 | 9 | 0 |
| 1989 | 5 | 0 |
| 1990 | 5 | 0 |
| 1991 | 4 | 0 |
| 1992 | 5 | 0 |
| 1993 | 4 | 0 |
| 1994 | 7 | 0 |
| 1995 | 7 | 0 |
| 1996 | 6 | 0 |
| 1997 | 5 | 0 |
| 1998 | 7 | 0 |
| 1999 | 7 | 0 |
| 2000 | 10 | 0 |
| 2001 | 12 | 1 |
| 2002 | 8 | 15 |
| 2003 | 9 | 13 |
| 2004 | 7 | 14 |
| 2005 | 5 | 19 |
| 2006 | 9 | 9 |
| 2007 | 8 | 21 |
| 2008 | 7 | 27 |
| 2009 | 8 | 24 |
| 2010 | 12 | 22 |
| 2011 | 11 | 20 |
| 2012 | 10 | 17 |
| 2013 | 20 | 21 |
| 2014 | 27 | 23 |
| 2015 | 21 | 32 |
| 2016 | 19 | 23 |
| 2017 | 15 | 42 |
| 2018 | 25 | 40 |
| 2019 | 30 | 45 |
| 2020 | 50 | 49 |
| 2021 | 28 | 50 |
| 2022 | 38 | 34 |
| 2023 | 48 | 32 |
| 2024 | 22 | 43 |
| 2025 | 26 | 21 |
| 2026 | 24 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- E04B 2001/3583Using permanent tensioning meansIndexing code195
- E04B 2001/3588Using special lifting or handling devicesIndexing code109
- E04B 1/3505Characterised by the in situ moulding of large parts of a structure76
- E04B 1/3511Lift-slab76
- E04B 1/355Characterised by the tilting up of whole buildings or sections thereof53
- E04B 1/3522Characterised by raising a structure and then adding structural elements under it43
- E04B 1/3533Characterised by the raising of hingedly-connected building elements30
- E04B 1/3516Characterised by erecting a vertical structure and then adding the floors from27
All 14 subgroupsShow fewer
- E04B 2001/3577Prefabricating a building and moving it as a whole to the erectionIndexing code27
- E04B 1/3544Characterised by the use of a central column to lift and temporarily26
- E04B 1/3555Constructions using straw bales17
- E04B 2001/3572Using templates or jigs to set out buildings or parts thereofIndexing code17
- E04B 2001/3561Adding living space above existing structuresIndexing code8
- E04B 2001/3566Mounting masonry against a forworkIndexing code2
Recent patents
- Systems and methods of matrix manufacturing with work cells25 Aug 2026US 12,715,136 B2Reframe Systems, Inc.
- Methods and apparatuses for constructing high-rise buildings25 Aug 2026US 12,716,230 B2Urban Redwood
- Discrete delivery of material11 Aug 2026US 12,703,121 B2Contour Crafting Corporation
- Building system and method thereof4 Aug 2026US 12,698,626 B2Bahler IP, LLC
- Building system and method thereof4 Aug 2026US 12,698,627 B2Bahler IP, LLC
- Method of Construction3 Sep 2026US 2026/0258651 A1
- Devices, systems and methods forming tilt-up vertical walls around window frames20 Aug 2026US 2026/0243083 A1Monarch Materials Group, Inc.
- Autonomous robotic construction system and method13 Aug 2026US 2026/0234926 A1Sq4D Patent LLC
- Modular construction connection mechanism2 Jul 2026US 2026/0185358 A1Prefabricated Design Systems, LLC
- Reinforced stud-framed wall28 May 2026US 2026/0146438 A1
Most cited
By later US patents
- Modular building construction and components thereof166US 6,256,960 B12001
- Digital flexural materials134US 9,566,758 B2Massachusetts Institute of Technology · 2017
- Digital flexural materials118US 10,384,416 B2Massachusetts Institute of Technology · 2019
- Prefabricated building panel115US 5,373,674 A1994
- Building system using prefabricated building panels and fastening components used therewith92US 5,471,804 A1995