Patent US3352733A successfully refreshed from Google Patents.
US3352733A
Expired / Lapsed
US
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Method and apparatus for making a carpet unit
Assignee: Individual
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Filing: 1965-09-29
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Granted: 1967-11-14
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Expires: 1985-09-29
Abstract
No abstract record available.
Inventors
- 👤 Benjamin A Kruce
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:24
CPC Classifications
B; B32; B32B; B32B7/00; B32B7/04; B32B7/12; A; A47; A47L; A47L23/00; A47L23/22; A47L23/24; B32B5/00; B32B5/02; B32B5/024; B32B5/22; B32B5/24; B32B5/26; D; D04; D04H; D04H11/00; D04H11/08; B32B2262/00; B32B2262/10; B32B2262/101; B32B2305/00; B32B2305/70; B32B2471/00; B32B2471/02; D10; D10B; D10B2503/00; D10B2503/04; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1089; Y10T156/1092; Y10T156/1097; Y10T156/17; Y10T156/1702; Y10T156/1712; Y10T156/1734
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
A METHOD OF MAKING A CARPET STRIP COMPRISING: ASSEMBLING IN PARALLEL SLIGHTLY SPACED SIDE-BY-SIDE RELATION A PLURALITY OF NARROW ELONGATED FLAT-BOTTOMED ELEMENTS OF RUBBERY BASE MATERIAL HAVING FILAMENTARY CORDS EMBEDDED THEREIN, THE UPPER ENDS OF THE CORDS PROJECTING UPWARDLY FROM THE BASE TO FORM A PILE: CONTINUOUSLY COATING THE BOTTOM SURFACES OF SAID ASSEMBLED ELEMENTS WITH AN ADHESIVE BY FORCING SAID BOTTOMS INTO ROLLING PRESSURE CONTACT WITH A LIQUID ADHESIVE COATED SURFACE; AND ROLLINGLY PRESSING THE COATED BOTTOMS ONTO A BACKING SHEET TO FORM A UNITARY CARPET STRIP.
Claim 2
Independent Claim
88 words
A METHOD OF MAKING A CARPET STRIP COMPRISING: ASSEMBLING IN PARALLEL SLIGHTLY SPACED SIDE-BY-SIDE RELATION A PLURALITY OF NARROW ELONGATED FLAT-BOTTOMED ELEMENTS OF RUBBERY BASE MATERIAL HAVING FILAMENTARY CORDS EMBEDDED THEREIN, THE UPPER ENDS OF THE CORDS PROJECTING UPWARDLY FROM THE BASE TO FORM A PILE: CONTINUOUSLY COATING THE BOTTOM SURFACES OF SAID ASSEMBLED ELEMENTS WITH AN ADHESIVE BY FORCING SAID BOTTOMS INTO ROLLING PRESSURE CONTACT WITH A LIQUID ADHESIVE COATED SURFACE; AND ROLLINGLY PRESSING THE COATED BOTTOMS ONTO A BACKING SHEET TO FORM A UNITARY CARPET STRIP.
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) | 1970-11-13 | 1971-05-15 | 1971-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-13 | 1975-05-15 | 1975-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-13 | 1979-05-15 | 1979-11-14 | $7700.00 | Window Closed / Lapsed |