Patent US3443263A successfully refreshed from Google Patents.
US3443263A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Swimming pool construction
Assignee: Individual
•
Filing: 1967-04-17
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Granted: 1969-05-13
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Expires: 1987-04-17
Abstract
No abstract record available.
Inventors
- 👤 Arthur J Minasy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 16:49
CPC Classifications
E; E04; E04H; E04H4/00; E04H4/0018; E04H4/0043
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US666347A
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US2490272A
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US3015191A
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US2886828A
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US3142069A
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US3298038A
Cited
US3317926A
Cited
US3395407A
Cited
US3315278A
Cited
US3274621A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-05-12 | 1972-11-11 | 1973-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-12 | 1976-11-11 | 1977-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-12 | 1980-11-11 | 1981-05-13 | $7700.00 | Window Closed / Lapsed |