Patent US2964759A successfully refreshed from Google Patents.
US2964759A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Frame for swimming pool cover
Assignee: Individual
•
Filing: 1959-02-24
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Granted: 1960-12-20
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Expires: 1979-02-24
Abstract
No abstract record available.
Inventors
- 👤 Clarence G Riggs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:00
CPC Classifications
E; E04; E04H; E04H15/00; E04H15/02; E04H15/32; E04H15/34; E04H15/36; E04H15/40; E04H4/00; E04H4/06; E04H4/10; E04H4/108
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US197327A
Cited
US607933A
Cited
US1087806A
Cited
US1233938A
Cited
US1388478A
Cited
US1608242A
Cited
US1897382A
Cited
US2144747A
Cited
US2903714A
Cited
US2912703A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-20 | 1964-06-20 | 1964-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-20 | 1968-06-20 | 1968-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-20 | 1972-06-20 | 1972-12-20 | $7700.00 | Window Closed / Lapsed |