US3129448A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brush for fabric and the like
Assignee: KALEX CHEMICAL PRODUCTS Inc
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Filing: 1961-07-10
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Granted: 1964-04-21
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Expires: 1981-07-10
Abstract
No abstract record available.
Inventors
- 👤 Mittman Emanuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:15
CPC Classifications
A; A47; A47L; A47L23/00; A47L23/04; A47L23/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
A BRUSH FOR FABRIC AND THE LIKE COMPRISING A BRUSHING HEAD MADE OF ELECTRICALLY NON-CONDUCTIVE, SUBSTANTIALLY RIGID PLASTIC MATERIAL HAVING ON ONE SIDE AS THE BRUSHING SURFACE A PLURALITY OF CLOSELY PACKED, SUBSTANTIALLY RIGID, SUBSTANTIALLY CONICALLY SHAPED FIBRILS HAVING A BASE DIAMETER IN THE RANGE 0.002-0.02 INCH AND A HEIGHT IN THE RANGE 0.002-0.2 INCH AND EXTENDING SUBSTANTIALLY PERPENDICULARLY WITH RESPECT TO AND INTEGRAL WITH SAID BRUSHING HEAD, SAID BRUSHING SURFACE HAVING A FIBRIL DENSITY IN THE RANGE 12,000-25,000 FIBRILS PER SQUARE INCH OF BRUSHING SURFACE, AND HOLDING MEANS FIXED TO THE OTHER SIDE OF SAID BRUSHING HEAD.
Claim 2
Dependent Claim
98 words
A BRUSH FOR FABRIC AND THE LIKE COMPRISING A BRUSHING HEAD MADE OF ELECTRICALLY NON-CONDUCTIVE, SUBSTANTIALLY RIGID PLASTIC MATERIAL HAVING ON ONE SIDE AS THE BRUSHING SURFACE A PLURALITY OF CLOSELY PACKED, SUBSTANTIALLY RIGID, SUBSTANTIALLY CONICALLY SHAPED FIBRILS HAVING A BASE DIAMETER IN THE RANGE 0.002-0.02 INCH AND A HEIGHT IN THE RANGE 0.002-0.2 INCH AND EXTENDING SUBSTANTIALLY PERPENDICULARLY WITH RESPECT TO AND INTEGRAL WITH SAID BRUSHING HEAD, SAID BRUSHING SURFACE HAVING A FIBRIL DENSITY IN THE RANGE 12,000-25,000 FIBRILS PER SQUARE INCH OF BRUSHING SURFACE, AND HOLDING MEANS FIXED TO THE OTHER SIDE OF SAID BRUSHING HEAD.
References Cited (Backward Citations)
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US2195364A
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US2273717A
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US2526468A
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US3074086A
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US3027595A
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US3071791A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-04-21 | 1967-10-21 | 1968-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-21 | 1971-10-21 | 1972-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-21 | 1975-10-21 | 1976-04-21 | $7700.00 | Window Closed / Lapsed |