US3097606A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water booster system
Assignee: WEIL PUMP Co
•
Filing: 1961-10-20
•
Granted: 1963-07-16
•
Expires: 1981-10-20
Abstract
No abstract record available.
Inventors
- 👤 Finzel Herman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:39
CPC Classifications
F; F04; F04B; F04B49/00; F04B49/20; F04B49/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US887252A
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US2093981A
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US2180400A
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US2146102A
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US2276794A
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US2317135A
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US2408851A
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US2850654A
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US2972071A
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US3007414A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-15 | 1967-01-14 | 1967-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-15 | 1971-01-14 | 1971-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-15 | 1975-01-14 | 1975-07-16 | $7700.00 | Window Closed / Lapsed |