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Patent US2434767A successfully refreshed from Google Patents.
US2434767A
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Sprinkler nozzle
Assignee: GEORGE W HERTEL
•
Filing: 1946-02-16
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Granted: 1948-01-20
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Expires: 1966-02-16
Abstract
No abstract record available.
Inventors
- 👤 Joseph W Hertel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:08
CPC Classifications
B; B05; B05B; B05B15/00; B05B15/70; B05B15/72; B05B15/74
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1144619A
Cited
US1151089A
Cited
US1862381A
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US1931761A
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US1962824A
Cited
US2075589A
Cited
US2359455A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-01-19 | 1951-07-21 | 1952-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-01-19 | 1955-07-21 | 1956-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-01-19 | 1959-07-21 | 1960-01-20 | $7700.00 | Window Closed / Lapsed |