Patent US2943949A successfully refreshed from Google Patents.
US2943949A
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US
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Decorative plastic surface covering and process therefor
Assignee: Congoleum Industries Inc
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Filing: 1957-10-23
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Granted: 1960-07-05
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Expires: 1977-10-23
Abstract
No abstract record available.
Inventors
- 👤 Robert K Petry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:44
CPC Classifications
D; D06; D06N; D06N7/00; D06N7/0005; D06N7/0007; D06N7/0013; Y; Y10; Y10S; Y10S264/00; Y10S264/82; Y10T; Y10T428/00; Y10T428/24; Y10T428/24479; Y10T428/24496; Y10T428/24504; Y10T428/24521; Y10T428/24802; Y10T428/26; Y10T428/263
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
65 words
A DECORATIVE SURFACE COVERING WHICH COMPRISES A SOLID FLEXIBLE SHEET HAVING ON ONE SURFACE A PLURALITY OF AREAS DEPRESSED AT LEAST 5 MILS BENEATH SAID SURFACE AND A LAYER OF EXPANDED AND FOAMED PLASTICIZED THERMOPLASTIC RESINUOUS COMPOSITION COVERING SAID SURFACE AND ADHERENT THERETO, SAID LAYER HAVING A PLURALITY OF RAISED PORTIONS OVERLAYING AND CONFORMING IN CHARACTER AND SPACING TO SAID DEPRESSED AREAS IN SAID SURFACE.
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US2537126A
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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) | 1963-07-05 | 1964-01-04 | 1964-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-05 | 1968-01-04 | 1968-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-05 | 1972-01-04 | 1972-07-05 | $7700.00 | Window Closed / Lapsed |