US3414458A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Non-cracking tufted carpet with nonwoven secondary backing and method of making same
Assignee: EIDP Inc
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Filing: 1965-12-16
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Granted: 1968-12-03
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Expires: 1985-12-16
Abstract
No abstract record available.
Inventors
- 👤 Richard I Lacy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:12
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/693; D06N; D06N7/00; D06N7/0063; D06N7/0071; D06N7/0073; D06N7/0081; D06N2201/00; D06N2201/02; D06N2201/0254; D06N2201/04; D06N2201/042; D06N2201/045; D06N2203/00; D06N2203/02; D06N2203/022; D06N2209/00; D06N2209/16; D06N2209/1628; Y; Y10; Y10T; Y10T428/00; Y10T428/23907; Y10T428/23979; Y10T428/23986; Y10T428/27; Y10T428/273
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
75 words
A METHOD FOR PREPARING A TUFTED CARPET HAVING A NONWOVEN SECONDARY BACKING AND RESISTANT TO CRACKING COMPRISING COATING THE UNDERSIDE OF A TUFTED PRIMARY CARPET BACKING WITH A LATEX FORMULATION HAVING A FILLER-TORUBBER RATIO OF FROM 0 TO 1:1 ON A WEIGHT BASIS, APPLYING A SECOND COATING OF A LATEX FORMULATION HAVING A FILLER-TORUBBER RATIO OF AT LEAST 2:1, BRINGING A BONDED NONWOVEN FABRIC INTO CONTACT WITH THE SECOND COATING AND DRYING THE RESULTING STRUCTURE.
Claim 2
Independent Claim
75 words
A METHOD FOR PREPARING A TUFTED CARPET HAVING A NONWOVEN SECONDARY BACKING AND RESISTANT TO CRACKING COMPRISING COATING THE UNDERSIDE OF A TUFTED PRIMARY CARPET BACKING WITH A LATEX FORMULATION HAVING A FILLER-TORUBBER RATIO OF FROM 0 TO 1:1 ON A WEIGHT BASIS, APPLYING A SECOND COATING OF A LATEX FORMULATION HAVING A FILLER-TORUBBER RATIO OF AT LEAST 2:1, BRINGING A BONDED NONWOVEN FABRIC INTO CONTACT WITH THE SECOND COATING AND DRYING THE RESULTING STRUCTURE.
Claim 3
Dependent Claim
10 words
A TUFTED CARPET PRODUCED BY THE PROCESS OF CLAIM 1.
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) | 1971-12-03 | 1972-06-03 | 1972-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-03 | 1976-06-03 | 1976-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-03 | 1980-06-03 | 1980-12-03 | $7700.00 | Window Closed / Lapsed |