B27M 3/32
Manufacture or reconditioning of specific semi-finished or finished articles: of tapered poles
Official title: of tapered poles, e.g. mine props
B27M3/32 (Manufacture or reconditioning of specific semi-finished or finished articles: of tapered poles) appears on 13 US grants and 3 published applications in this corpus.
Search patents in B27M- Granted patents
- 13
- Published applications
- 3
- Assignees
- 3
- Inventors
- 16
- Latest grant
- 26 Oct 2010
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 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 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 2 | 1 |
| 2011 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Stake pointer with improved clearing apparatus26 Oct 2010US 7,819,150 B1
- Machine for forming a point on wooden stakes11 May 2010US 7,712,495 B1
- Stake sharpening apparatus17 Jun 1997US 5,638,877 A
- Shaft tapering device2 Apr 1996US 5,503,200 A
- Hollow veneered pole8 Aug 1995US 5,438,812 ARegents of the University of Minnesota
Most cited
By later US patents
- Automatic fence picket stock conveyor for fence picket pointing machine15US 4,427,330 A1984
- Hollow veneered pole14US 5,438,812 ARegents of the University of Minnesota · 1995
- Lathe and indexing jig for table saws12US 4,899,795 A1990
- Fence rail and method and apparatus of manufacturing the same12US 5,025,842 A1991
- Dado lathe12US 5,065,802 A1991