B28B 7/246
For making oblong objects
Official title: {for making oblong objects, e.g. girders}
B28B7/246 (For making oblong objects) appears on 7 US grants and 0 published applications in this corpus.
Search patents in B28B- Granted patents
- 7
- Published applications
- 0
- Assignees
- 5
- Inventors
- 11
- Latest grant
- 18 Jul 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Concrete mold form18 Jul 2023US 11,701,795 B1Hamilton Form Co., Inc.
- Prestressed concrete piling23 Apr 1996US 5,509,759 A
- Arrangement for the production of longitudinal screed slabs consisting of concrete21 Aug 1990US 4,950,434 APermaban Southeast, Inc.
- Method of manufacturing concrete beams19 Jun 1990US 4,935,186 ATremix AB
- Floor laying arrangement8 Jul 1986US 4,598,517 ATremix AB
No published applications in this class yet.
Most cited
By later US patents
- Production method and means for concrete articles14US 4,038,355 AConcrete Industries (Monier) Limited · 1977
- Prestressed concrete piling13US 5,509,759 A1996
- Apparatus for production of cast concrete members12US 4,004,874 ASpan-Deck, Inc. · 1977
- Floor laying arrangement8US 4,598,517 ATremix AB · 1986
- Method of manufacturing concrete beams1US 4,935,186 ATremix AB · 1990