Patent US3387692A successfully refreshed from Google Patents.
US3387692A
Expired / Lapsed
US
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Control assembly for a liquid dispenser
Assignee: Levake Industries
•
Filing: 1966-09-06
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Granted: 1968-06-11
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Expires: 1986-09-06
Abstract
No abstract record available.
Inventors
- 👤 Richard N Levake
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:05
CPC Classifications
G; G07; G07F; G07F13/00; G07F13/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1900989A
Cited
US1982535A
Cited
US2589785A
Cited
US2731124A
Cited
US3104030A
Cited
US3193143A
Cited
US3198494A
Cited
US3313450A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-11 | 1971-12-11 | 1972-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-11 | 1975-12-11 | 1976-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-11 | 1979-12-11 | 1980-06-11 | $7700.00 | Window Closed / Lapsed |