G21F 1/04
Concretes
Official title: Concretes; Other hydraulic hardening materials
G21F1/04 (Concretes) appears on 57 US grants and 66 published applications in this corpus.
Search patents in G21F- Granted patents
- 57
- Published applications
- 66
- Assignees
- 66
- Inventors
- 170
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 4 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 1 |
| 2006 | 1 | 1 |
| 2007 | 2 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 3 |
| 2010 | 0 | 5 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 2 | 2 |
| 2014 | 1 | 2 |
| 2015 | 1 | 5 |
| 2016 | 1 | 4 |
| 2017 | 2 | 3 |
| 2018 | 4 | 5 |
| 2019 | 1 | 1 |
| 2020 | 4 | 2 |
| 2021 | 2 | 9 |
| 2022 | 3 | 3 |
| 2023 | 7 | 6 |
| 2024 | 3 | 5 |
| 2025 | 4 | 2 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Macro-chip reinforced alloy27 Jan 2026US 12,534,780 B2Tecnium, LLC
- Radiation shielding red mud based hybrid composite panel and process for preparing the same16 Dec 2025US 12,500,007 B2Council of Scientific and Industrial Research An Indian Registered Body Incorporated Under the Regn. of Soc. Act (Act Xxi of 1860)
- Boron doped cement and concrete4 Nov 2025US 12,459,866 B2University of Florida Research Foundation, Inc.
- Compositions, systems, and neural networks for bidirectional energy transfer, and thermally enhanced solar absorbers15 Jul 2025US 12,359,882 B2Generative Technology Operatives, LLC
- Neutron capture therapy system13 May 2025US 12,296,199 B2Neuboron Therapy System Ltd.
- A modular construction block and method19 Feb 2026US 2026/0051416 A1United Kingdom Atomic Energy Authority
- Boron doped cement and concrete29 Jan 2026US 2026/0028281 A1
- Cemented carbide material19 Jun 2025US 2025/0197976 A1Element Six Limited
- Container for radioactive waste16 Jan 2025US 2025/0022626 A1Ingecid, S.L.
- Shielding facility and method of making thereof14 Nov 2024US 2024/0379254 A1Rad Technology Medical Systems LLC
Most cited
By later US patents
- Radiation shielding composition41US 5,786,611 ALockheed Idaho Technologies Company · 1998
- Concrete encapsulation for spent nuclear fuel storage32US 4,257,912 AWestinghouse Electric Corp. · 1981
- Radiation shielding composition29US 6,166,390 ABechtel BWXT Idaho, LLC · 2000
- Non-combustible nuclear radiation shields with high hydrogen content27US 4,123,392 AChemtree Corporation · 1978
- Composite materials and techniques for neutron and gamma radiation shielding23US 7,250,119 B22007