US3511002A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lined swimming pool
Assignee: GEORGE C FOX
•
Filing: 1968-05-13
•
Granted: 1970-05-12
•
Expires: 1988-05-13
Abstract
No abstract record available.
Inventors
- 👤 George C Fox
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:49
CPC Classifications
E; E04; E04H; E04H4/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR645967A
Cited
US2888818A
Cited
US2953276A
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US3114244A
Cited
US3106045A
Cited
US3239975A
Cited
US3094709A
Cited
US3298038A
Cited
US3409916A
Cited
US3371455A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-11 | 1973-11-10 | 1974-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-11 | 1977-11-10 | 1978-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-11 | 1981-11-10 | 1982-05-12 | $7700.00 | Window Closed / Lapsed |