Patent US3150031A successfully refreshed from Google Patents.
US3150031A
Expired / Lapsed
US
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Article and method of making resilient floor covering having air pockets
Assignee: Congoleum Industries Inc
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Filing: 1960-07-13
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Granted: 1964-09-22
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Expires: 1980-07-13
Abstract
No abstract record available.
Inventors
- 👤 William H Powell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:42
CPC Classifications
D; D06; D06N; D06N7/00; D06N7/0005; D06N7/0028; B; B32; B32B; B32B27/00; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007; Y10T156/1023; Y10T428/00; Y10T428/24; Y10T428/24355; Y10T428/24364; Y10T428/24479; Y10T428/24562; Y10T428/26
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
142 words
A DECORATIVE SURFACE COVERING HAVING A THREE-DIMENSIONAL APPEARANCE WHICH COMPRISES A PGIMENTED BASE SHEET AND A VINYL CHLORIDE RESINOUS COMPOSITION FILM HAVING A THICKNESS OF AT LEAST 0.006 INCH SECURELY BONDED TO ONE SURFACE OF SAID BASE, SAID FILM HAVING AN EMBOSSED DESIGN EXTENDING TO A DEPTH OF AT LEAST 0.003 INCH IN THE SURFACE OF THE FILM CONTACTING SAID BASE COMPRISING A MULTIPLICITY OF DESIGN AREAS ARRANGED IN CONTINUOUS RELATION, AT LEAST SOME OF SAID DESIGN AREAS HAVING A PLURALITY OF ALTERING RIDGES AND GROOVES, WHOSE PROFILES TAKEN ALONG A SECTION AT RIGHT ANGLES TO THE SURFACE OF THE FILM ARE FORMED OF SUBSTANTIALLY STRIGHT LINES. EACH OF SAID RIDGES HAVING ONE STEEP SIDE AND ONE MORE GENTLY SLOPING SIDE, THE PROFILES OF THE STEEP SIDE OF ALL THE RIDGES BEING PARALLEL AND THE PROFILES OF THE GENTLY SLOPING SIDES VARYING
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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) | 1967-09-22 | 1968-03-23 | 1968-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-22 | 1972-03-23 | 1972-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-22 | 1976-03-23 | 1976-09-22 | $7700.00 | Window Closed / Lapsed |