US2989124A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure operated water valve
Assignee: Individual
•
Filing: 1960-01-14
•
Granted: 1961-06-20
•
Expires: 1980-01-14
Abstract
No abstract record available.
Inventors
- 👤 Roger H Lapp
- 👤 Goldman Morton
- 👤 Milton E Goss
- 👤 Richard W Froelich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:49
CPC Classifications
A; A62; A62C; A62C37/00; A62C37/08; A62C37/10; A62C3/00; Y; Y10; Y10T; Y10T137/00; Y10T137/1624; Y10T137/1632; Y10T137/1654
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1869204A
Cited
US1938845A
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US2355185A
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US2333130A
Cited
US2398461A
Cited
US2467181A
Cited
US2867282A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-19 | 1964-12-19 | 1965-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-19 | 1968-12-19 | 1969-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-19 | 1972-12-19 | 1973-06-20 | $7700.00 | Window Closed / Lapsed |