Patent US2943767A successfully refreshed from Google Patents.
US2943767A
Expired / Lapsed
US
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Constant portion liquid dispenser
Assignee: Individual
•
Filing: 1959-01-30
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Granted: 1960-07-05
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Expires: 1979-01-30
Abstract
No abstract record available.
Inventors
- 👤 Joseph J Moro-Lin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:01
CPC Classifications
G; G01; G01F; G01F11/00; G01F11/10; G01F11/26; G01F11/262; G01F11/263; G01F11/265
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US252519A
Cited
US2879767A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-05 | 1964-01-04 | 1964-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-05 | 1968-01-04 | 1968-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-05 | 1972-01-04 | 1972-07-05 | $7700.00 | Window Closed / Lapsed |