US2533969A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Permanent underground installation lawn sprinkler
Assignee: Individual
•
Filing: 1947-03-12
•
Granted: 1950-12-12
•
Expires: 1967-03-12
Abstract
No abstract record available.
Inventors
- 👤 Florent E Socall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:37
CPC Classifications
B; B05; B05B; B05B1/00; B05B1/14; B05B1/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US510496A
Cited
US1492941A
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US984082A
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US1564587A
Cited
US1788492A
Cited
US1767028A
Cited
US1931761A
Cited
US1996545A
Cited
US2085854A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-11 | 1954-06-12 | 1954-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-11 | 1958-06-12 | 1958-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-11 | 1962-06-12 | 1962-12-12 | $7700.00 | Window Closed / Lapsed |