US3279138A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Surface finishing panel
Assignee: CROMAR Co
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Filing: 1965-07-02
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Granted: 1966-10-18
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Expires: 1985-07-02
Abstract
No abstract record available.
Inventors
- 👤 Irvin F Dittmar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:11
CPC Classifications
E; E04; E04F; E04F15/00; E04F15/16; E04F15/166; Y; Y10; Y10T; Y10T428/00; Y10T428/16; Y10T428/163; Y10T428/164; Y10T428/167; Y10T428/24; Y10T428/24777
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
A PRE-FINISHED FLOOR PANEL COMPRISING, A PLURALITY OF BLOCKS FORMED OF PLURAL ELONGATED WOOD SLATS IN SIDE BY SIDE RELATIONSHIP, A FLEXIBLE SHEET UNDERLYING THE SURFACE OF SAID BLOCKS AND BEING UNDERCUT TO PROVIDE A MARGINAL SHOULDER PERIPHERALLY ABOUT SAID ASSEMBLED BLOCKS, SAID SHEET BEING SECURED INDEPENDENTLY TO EACH SLAT IN EACH BLOCK, THE PERIPHERAL EDGE OF SAID ASSEMBLED BLOCKS AND THAT FACE OPPOSITE SAID FLEXIBLE SHEET BEING BEVELED, AND SAID FLEXIBLE SHEET HAVING A PLURALITY OF ELONGATED GROOVES FORMED THEREIN IN SPACED RELATIONSHIP.
Claim 2
Dependent Claim
84 words
A PRE-FINISHED FLOOR PANEL COMPRISING, A PLURALITY OF BLOCKS FORMED OF PLURAL ELONGATED WOOD SLATS IN SIDE BY SIDE RELATIONSHIP, A FLEXIBLE SHEET UNDERLYING THE SURFACE OF SAID BLOCKS AND BEING UNDERCUT TO PROVIDE A MARGINAL SHOULDER PERIPHERALLY ABOUT SAID ASSEMBLED BLOCKS, SAID SHEET BEING SECURED INDEPENDENTLY TO EACH SLAT IN EACH BLOCK, THE PERIPHERAL EDGE OF SAID ASSEMBLED BLOCKS AND THAT FACE OPPOSITE SAID FLEXIBLE SHEET BEING BEVELED, AND SAID FLEXIBLE SHEET HAVING A PLURALITY OF ELONGATED GROOVES FORMED THEREIN IN SPACED RELATIONSHIP.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-17 | 1970-04-18 | 1970-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-17 | 1974-04-18 | 1974-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-17 | 1978-04-18 | 1978-10-18 | $7700.00 | Window Closed / Lapsed |