US2910759A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mold for swimming pools
Assignee: NU BILT HOMES Inc
•
Filing: 1957-02-14
•
Granted: 1959-11-03
•
Expires: 1977-02-14
Abstract
No abstract record available.
Inventors
- 👤 Bennett M Lifter
- 👤 Jr Russell R Seal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:29
CPC Classifications
E; E04; E04H; E04H4/00; E04H4/0075; E04H4/0081; Y; Y10; Y10S; Y10S249/00; Y10S249/03; Y10S425/00; Y10S425/125
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US720536A
Cited
US979863A
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US1148246A
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US1547530A
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US1628316A
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US1598332A
Cited
US1937306A
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US2296553A
Cited
US2298579A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-02 | 1963-05-04 | 1963-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-02 | 1967-05-04 | 1967-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-02 | 1971-05-04 | 1971-11-03 | $7700.00 | Window Closed / Lapsed |