US3060966A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valves of the diaphragm type
Assignee: Inter Ocean NV
•
Filing: 1960-03-18
•
Granted: 1962-10-30
•
Expires: 1980-03-18
Abstract
No abstract record available.
Inventors
- 👤 Johannes B Ratelband
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:49
CPC Classifications
F; F16; F16K; F16K7/00; F16K7/02; F16K7/04; F16K7/07; F16K7/075; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87265; Y10T137/8741; Y10T137/87426; Y10T137/87434
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1837138A
Cited
GB502094A
Cited
US2360873A
Cited
US2573712A
Cited
US2633154A
Cited
US2795390A
Cited
US2687145A
Cited
US2907346A
Cited
US2898078A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-29 | 1966-04-30 | 1966-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-29 | 1970-04-30 | 1970-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-29 | 1974-04-30 | 1974-10-30 | $7700.00 | Window Closed / Lapsed |