US2585845A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bubbler fountainhead
Assignee: Dole Valve Co
•
Filing: 1946-09-26
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Granted: 1952-02-12
•
Expires: 1966-09-26
Abstract
No abstract record available.
Inventors
- 👤 Robert A Rosenblum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:38
CPC Classifications
B; B05; B05B; B05B1/00; B05B1/30; B05B1/3006; E; E03; E03C; E03C1/00; E03C1/02; E03C1/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1065586A
Cited
US1183920A
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US1112689A
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US1158147A
Cited
US2389134A
Cited
US2454929A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-11 | 1955-08-13 | 1956-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-11 | 1959-08-13 | 1960-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-11 | 1963-08-13 | 1964-02-12 | $7700.00 | Window Closed / Lapsed |