US3611655A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable floor
Assignee: Individual
•
Filing: 1969-11-10
•
Granted: 1971-10-12
•
Expires: 1989-11-10
Abstract
Abstract A PORTABLE FLOOR USABLE AS A DANCE FLOOR MADE OF A PLURALITY OF PLASTIC, ELONGATED SLATS ASSEMBLED IN LENGTHWISE JUXTAPOSITIONED RELATIONSHIP BY A TONGUE-AND-GROOVE JOINT OR A BALL-AND-GROOVE JOINT BETWEEN SLATS.
Inventors
- 👤 William Loebner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 00:59
CPC Classifications
E; E04; E04F; E04F15/00; E04F15/02; E04F15/10; E04F15/105; E04F2201/00; E04F2201/05; E04F2201/0594; E04F2201/07
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) | 1974-10-11 | 1975-04-12 | 1975-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-10-11 | 1979-04-12 | 1979-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-10-11 | 1983-04-12 | 1983-10-12 | $7700.00 | Window Closed / Lapsed |