US3524291A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Swimming pool coping
Assignee: HENRY A ROZANSKI
•
Filing: 1968-05-02
•
Granted: 1970-08-18
•
Expires: 1988-05-02
Abstract
No abstract record available.
Inventors
- 👤 Henry A Rozanski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 08:07
CPC Classifications
E; E04; E04H; E04H4/00; E04H4/14; E04H4/141; E04D; E04D13/00; E04D13/14; E04D13/1407; E04D13/1415; E04H2004/146; E04H2004/147
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US3387419A
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US3416165A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-17 | 1974-02-16 | 1974-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-17 | 1978-02-16 | 1978-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-17 | 1982-02-16 | 1982-08-18 | $7700.00 | Window Closed / Lapsed |