US3031801A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of installing swimming pools
Assignee: Individual
•
Filing: 1956-12-14
•
Granted: 1962-05-01
•
Expires: 1976-12-14
Abstract
No abstract record available.
Inventors
- 👤 Edward G Leuthesser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:18
CPC Classifications
E; E04; E04H; E04H4/00; E04H4/0075; Y; Y10; Y10S; Y10S249/00; Y10S249/03; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2333315A
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US2376642A
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US2389057A
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US2488708A
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US2656040A
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US2624931A
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US2721369A
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US2729093A
Cited
US2864098A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-30 | 1965-10-30 | 1966-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-30 | 1969-10-30 | 1970-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-30 | 1973-10-30 | 1974-05-01 | $7700.00 | Window Closed / Lapsed |