US3026146A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for the manufacture of brushes
Assignee: Individual
•
Filing: 1959-12-24
•
Granted: 1962-03-20
•
Expires: 1979-12-24
Abstract
No abstract record available.
Inventors
- 👤 Szabo Gyozo
- 👤 Szabo Piroska
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 20:28
CPC Classifications
A; A46; A46D; A46D3/00; A46D3/005; A46B; A46B3/00; A46B3/04; B; B29; B29C; B29C45/00; B29C45/14; B29C45/14336; B29C45/14385
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
THE METHOD OF MAKING A BRUSH WHICH COMPRISES PLACING ONE DIE MEMBER OVER ANOTHE DIE MEMBER, THE BOTTOM DIE MEMBER HAVING A CAVITY SHAPED TO CONFORM TO THE SHAPE OF THE BACK OF THE BRUSH, THE TOP DIE MEMBER HAVING AN OPENING THEREIN ABOVE THE CAVITY, SHAKING BRISTLES INTO A PERFORATED INSERT MOLD SO THAT THE BRISTLES PROJECT OUTWARDLY OF THE PERFORATIONS, SOLIDIFYING THE PROJECTING ENDS OF THE BRISTLES BY HEAT, INSERTING THE INSERT MOLD WITH THE SOLIDIFIED ENDS THEREIN INTO THE OPENING IN THE TOP DIE MEMBER WITH THE SOLIDFIED ENDS OF THE BRISTLES PROJECTING INTO THE CAVITY, POURING LIQUID PLASTIC MATERIAL INTO THE CAVITY OVER THE SOLIDFIED ENDS OF THE BRISTLES, CURING THE LIQUID PLASTIC MATERIAL, AND FINALLY REMOVING THE INSERT MOLD FROM THE OPENING IN THE DIE MEMBER.
Claim 2
Independent Claim
131 words
THE METHOD OF MAKING A BRUSH WHICH COMPRISES PLACING ONE DIE MEMBER OVER ANOTHE DIE MEMBER, THE BOTTOM DIE MEMBER HAVING A CAVITY SHAPED TO CONFORM TO THE SHAPE OF THE BACK OF THE BRUSH, THE TOP DIE MEMBER HAVING AN OPENING THEREIN ABOVE THE CAVITY, SHAKING BRISTLES INTO A PERFORATED INSERT MOLD SO THAT THE BRISTLES PROJECT OUTWARDLY OF THE PERFORATIONS, SOLIDIFYING THE PROJECTING ENDS OF THE BRISTLES BY HEAT, INSERTING THE INSERT MOLD WITH THE SOLIDIFIED ENDS THEREIN INTO THE OPENING IN THE TOP DIE MEMBER WITH THE SOLIDFIED ENDS OF THE BRISTLES PROJECTING INTO THE CAVITY, POURING LIQUID PLASTIC MATERIAL INTO THE CAVITY OVER THE SOLIDFIED ENDS OF THE BRISTLES, CURING THE LIQUID PLASTIC MATERIAL, AND FINALLY REMOVING THE INSERT MOLD FROM THE OPENING IN THE DIE MEMBER.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-19 | 1965-09-18 | 1966-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-19 | 1969-09-18 | 1970-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-19 | 1973-09-18 | 1974-03-20 | $7700.00 | Window Closed / Lapsed |