B29C 2045/14401
Using a hot gas for forming a knob on the tuft end
Official title: {using a hot gas for forming a knob on the tuft end}
B29C2045/14401 (Using a hot gas for forming a knob on the tuft end) appears on 5 US grants and 1 published applications in this corpus.
Search patents in B29C- Granted patents
- 5
- Published applications
- 1
- Assignees
- 3
- Inventors
- 5
- Latest grant
- 24 Jun 2003
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 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 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for producing brushes24 Jun 2003US 6,582,028 B2M+C Schiffer GmbH
- Molding apparatus with a tuft feeder for making a brush17 Mar 1998US 5,728,408 AG. B. Boucherie N. V.
- Molding machine for injection molding of tooth brushes11 Mar 1997US 5,609,890 AG. B. Boucherie N. V.
- Brush making machine9 Jul 1996US 5,533,791 AG. B. Boucherie N. V.
- Brush with self retaining bristles13 Jan 1987US 4,635,313 ANorth American Philips Corporation
Most cited
By later US patents
- Molding machine for injection molding of tooth brushes60US 5,609,890 AG. B. Boucherie N. V. · 1997
- Brush with self retaining bristles45US 4,635,313 ANorth American Philips Corporation · 1987
- Brush making machine44US 5,533,791 AG. B. Boucherie N. V. · 1996
- Molding apparatus with a tuft feeder for making a brush18US 5,728,408 AG. B. Boucherie N. V. · 1998
- Method for producing brushes7US 6,582,028 B2M+C Schiffer GmbH · 2003