US3374491A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sunken swimming pool
Assignee: THERMACIER
•
Filing: 1965-06-30
•
Granted: 1968-03-26
•
Expires: 1985-06-30
Abstract
No abstract record available.
Inventors
- 👤 Patin Pierre
- 👤 Chautru Rene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 04:02
CPC Classifications
E; E04; E04H; E04H4/00; E04H4/14; E04H4/144
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3124905A
Cited
US2367657A
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US2936504A
Cited
US3031801A
Cited
US3022870A
Cited
US3011178A
Cited
US3064273A
Cited
US3052331A
Cited
US3086220A
Cited
US3236012A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-26 | 1971-09-25 | 1972-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-26 | 1975-09-25 | 1976-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-26 | 1979-09-25 | 1980-03-26 | $7700.00 | Window Closed / Lapsed |