US2996729A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Swimming pool
Assignee: Individual
•
Filing: 1959-12-07
•
Granted: 1961-08-22
•
Expires: 1979-12-07
Abstract
No abstract record available.
Inventors
- 👤 Isabel W Bailey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:15
CPC Classifications
E; E04; E04H; E04H4/00; E04H4/06; E04H4/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2080601A
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US2084236A
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US2471302A
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US2682274A
Cited
US2859457A
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US2854014A
Cited
GB793984A
Cited
US2908919A
Cited
US2878488A
Cited
US2914776A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-21 | 1965-02-20 | 1965-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-21 | 1969-02-20 | 1969-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-21 | 1973-02-20 | 1973-08-22 | $7700.00 | Window Closed / Lapsed |