US3562076A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flooring with decorative filler
Assignee: 3M Co
•
Filing: 1967-03-03
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Granted: 1971-02-09
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Expires: 1987-03-03
Abstract
Abstract ORGANIC POLYMERIC FLOORING, PREFERABLY FORMED FROM A TRANSPARENT EPOXY, POLYURETHANE, OR POLYESTER POLYMER CONTAINING AS A DECORATIVE FILLER GRANULES FORMED FROM A TRANSLUCENT BASE ROCK HAVING AN INSOLUBLE PIGMENTED CERAMIC COATING WHICH AFTER WEAR OF THE COATING FROM THE TOPS OF THE GRANULES REMAINS OLOR STABLE.
Inventors
- 👤 Charles R Lea
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:52
CPC Classifications
E; E04; E04F; E04F15/00; E04F15/12; B; B44; B44C; B44C1/00; B44C1/28; B44C5/00; B44C5/005; D; D06; D06N; D06N7/00; D06N7/0005; D06N7/0039; D06N7/0052; D06N7/0055; E04D; E04D7/00; E04D7/005; Y; Y10; Y10T; Y10T428/00; Y10T428/25; Y10T428/252; Y10T428/259
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-02-08 | 1974-08-10 | 1975-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-08 | 1978-08-10 | 1979-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-08 | 1982-08-10 | 1983-02-09 | $7700.00 | Window Closed / Lapsed |