US3040388A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Knockdown portable dance floor
Assignee: Individual
•
Filing: 1959-09-04
•
Granted: 1962-06-26
•
Expires: 1979-09-04
Abstract
No abstract record available.
Inventors
- 👤 George T Conn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:25
CPC Classifications
E; E04; E04F; E04F15/00; E04F15/02; E04F15/04; E04F2201/00; E04F2201/01; E04F2201/0107; E04F2201/02; E04F2201/023; E04F2201/05; E04F2201/0505; E04F2201/0511
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
BE525805A
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US267109A
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US283375A
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US1737621A
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US2015813A
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US2019692A
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US2138085A
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US2102086A
Cited
US2257219A
Cited
US2876275A
Cited
US2832103A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-25 | 1965-12-25 | 1966-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-25 | 1969-12-25 | 1970-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-25 | 1973-12-25 | 1974-06-26 | $7700.00 | Window Closed / Lapsed |