US3175331A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cleaning and scouring pad
Assignee: Union Carbide Corp
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Filing: 1964-07-13
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Granted: 1965-03-30
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Expires: 1984-07-13
Abstract
No abstract record available.
Inventors
- 👤 Joseph J Klein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:58
CPC Classifications
A; A47; A47L; A47L17/00; A47L17/04; A47L17/08; A47L13/00; A47L13/02; A47L13/03; A47L13/10; A47L13/16; A47L13/17; C; C11; C11D; C11D17/00; C11D17/04; C11D17/049
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
155 words
A SHAPED CLEANING AND SCOURING PAD COMPRISING AT LEAST A NON-WOVEN, FIBROUS BATT SUPPLYING AT LEAST A SIDE SURFACE FOR THE PAD, WHICH BATT COMPRISES NON-ABSORBENT FIBERS ARRANGED IN THREE-DIMENSIONAL RANDOM ARRANGEMENT AND POSSESSES OPPOSITE SIDE SURFACES WHICH ARE LIGHTLY IMPREGNATED WITH ADHESIVE IN AN AMOUNT SUFFICIENT TO BOND FIBERS AT THE SURFACES, SAID AMOUNT OF ADHESIVE BEING INSUFFICIENT TO FILL THE VOIDS BETWEEN THE FIBERS OF THE BATT WHEREBY THE BATT, ADHESIVE WHICH IS PROVIDED ON AT LEAST ONE OF THE SIDE SURFACES OF THE BATT IS A HEAT-SEALABLE RESIN AND ADHESIVE WHICH CONTAINS ABRASIVE IS PROVIDED ON AT LEAST ONE OUTER SURFACE OF THE PAD FORMED BY THE BATT, THE PERIPHERY OF THE BATT IS IN FUSION CONTACT WITH HEAT-SEALABLE RESIN TO FORM A THIN TAPERED HEAT-SEALED EDGE EXTENDING ABOUT THE PERIPHERY OF THE BATT WHEREBY TO DEFINE THE SHAPE OF THE PAD, AND ENCLOSED IN THE PAD IS A SOLID WASHING COMPOSITION.
Claim 2
Dependent Claim
155 words
A SHAPED CLEANING AND SCOURING PAD COMPRISING AT LEAST A NON-WOVEN, FIBROUS BATT SUPPLYING AT LEAST A SIDE SURFACE FOR THE PAD, WHICH BATT COMPRISES NON-ABSORBENT FIBERS ARRANGED IN THREE-DIMENSIONAL RANDOM ARRANGEMENT AND POSSESSES OPPOSITE SIDE SURFACES WHICH ARE LIGHTLY IMPREGNATED WITH ADHESIVE IN AN AMOUNT SUFFICIENT TO BOND FIBERS AT THE SURFACES, SAID AMOUNT OF ADHESIVE BEING INSUFFICIENT TO FILL THE VOIDS BETWEEN THE FIBERS OF THE BATT WHEREBY THE BATT, ADHESIVE WHICH IS PROVIDED ON AT LEAST ONE OF THE SIDE SURFACES OF THE BATT IS A HEAT-SEALABLE RESIN AND ADHESIVE WHICH CONTAINS ABRASIVE IS PROVIDED ON AT LEAST ONE OUTER SURFACE OF THE PAD FORMED BY THE BATT, THE PERIPHERY OF THE BATT IS IN FUSION CONTACT WITH HEAT-SEALABLE RESIN TO FORM A THIN TAPERED HEAT-SEALED EDGE EXTENDING ABOUT THE PERIPHERY OF THE BATT WHEREBY TO DEFINE THE SHAPE OF THE PAD, AND ENCLOSED IN THE PAD IS A SOLID WASHING COMPOSITION.
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) | 1968-03-29 | 1968-09-28 | 1969-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-29 | 1972-09-28 | 1973-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-29 | 1976-09-28 | 1977-03-30 | $7700.00 | Window Closed / Lapsed |