US3034151A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic flushing systems
Assignee: Sloan Valve Co
•
Filing: 1959-04-22
•
Granted: 1962-05-15
•
Expires: 1979-04-22
Abstract
No abstract record available.
Inventors
- 👤 Jacques J Filliung
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:12
CPC Classifications
E; E03; E03D; E03D5/00; E03D5/10; Y; Y10; Y10S; Y10S4/00; Y10S4/03
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2238461A
Cited
US2552625A
Cited
US2590147A
Cited
US2507966A
Cited
US2635691A
Cited
US2786210A
Cited
US2813274A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-14 | 1965-11-13 | 1966-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-14 | 1969-11-13 | 1970-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-14 | 1973-11-13 | 1974-05-15 | $7700.00 | Window Closed / Lapsed |