B21C 47/265
"helicofil" systems
Official title: {"helicofil" systems}
B21C47/265 ("helicofil" systems) appears on 14 US grants and 2 published applications in this corpus.
Search patents in B21C- Granted patents
- 14
- Published applications
- 2
- Assignees
- 9
- Inventors
- 31
- Latest grant
- 18 Jun 2002
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method and apparatus for minimizing the coil height of wire in a coil forming chamber18 Jun 2002US 6,405,958 B1SMS Schloemann-Siemag Aktiengesellschaft
- Coiling steel rod27 Jul 1999US 5,927,634 ASMS Schloemann-Siemag Aktiengesellschaft
- Process and apparatus for peeling wire5 Feb 1985US 4,497,188 A
- Pipe-welding mill for production of coiled pipes13 Mar 1984US 4,435,886 AGosudarstvenny Nauchnoissledovatelsky, Proektny I Konstruktorsky Institut Splavov I Obrabotki Tsvetnykh Metallov "Giprotsvetmetobrabotka"
- Method of removing front and rear segments of wire rod2 Feb 1982US 4,313,356 AFried. Krupp Gesellschaft mit beschrankter Haftung
Most cited
By later US patents
- Apparatus and method for treatment of elongated flexible material6US 4,203,540 A1980
- Apparatus for treatment of elongated flexible material5US 4,026,450 A1977
- Bending and helix-forming apparatus5US 4,145,904 ASociete Meusienne de Constructions Mechaniques · 1979
- Method and apparatus for the treatment of flexible material3US 3,951,322 ASociete Meusienne de Constructions Mecaniques · 1976
- Method of and apparatus for removing front and rear segments of rolled wire3US 4,302,994 AFried. Krupp Gesellschaft mit beschrankter Haftung · 1981