Patent US3107991A successfully refreshed from Google Patents.
US2680698A
Expired / Lapsed
US
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Plastic floor coverings
Assignee: Individual
•
Filing: 1949-12-03
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Granted: 1954-06-08
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Expires: 1969-12-03
Abstract
No abstract record available.
Inventors
- 👤 Schnee Robert Francis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:34
CPC Classifications
E; E04; E04F; E04F15/00; E04F15/02; E04F15/10; Y; Y10; Y10T; Y10T428/00; Y10T428/19; Y10T428/192; Y10T428/195; Y10T428/24; Y10T428/24628; Y10T428/24653
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
47 words
A PLASTIC FLOOR MAT HAVING A PLURALITY OF LOBES SPACED BY RECESSES ALONG ONE EDGE ADAPTED TO RELEASABLY INTERLOCK WITH RECESSES AND LOBES ALONG THE EDGE OF ANOTHER MAT, THE UNDER SURFACE OF EACH LOBE BEING INDIVIUDALLY COUNTERSUNK TO ADD RESILIENCY TO THE MAT, THE INTERLOCKED AREA
Claim 2
Dependent Claim
47 words
A PLASTIC FLOOR MAT HAVING A PLURALITY OF LOBES SPACED BY RECESSES ALONG ONE EDGE ADAPTED TO RELEASABLY INTERLOCK WITH RECESSES AND LOBES ALONG THE EDGE OF ANOTHER MAT, THE UNDER SURFACE OF EACH LOBE BEING INDIVIUDALLY COUNTERSUNK TO ADD RESILIENCY TO THE MAT, THE INTERLOCKED AREA
References Cited (Backward Citations)
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Cited
US1019212A
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US1288409A
Cited
US1756380A
Cited
GB319416A
Cited
GB349130A
Cited
US2048544A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-06-07 | 1957-12-07 | 1958-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-06-07 | 1961-12-07 | 1962-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-06-07 | 1965-12-07 | 1966-06-08 | $7700.00 | Window Closed / Lapsed |