Patent US2544539A successfully refreshed from Google Patents.
US2544539A
Expired / Lapsed
US
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Liquid dispenser
Assignee: Individual
•
Filing: 1947-11-05
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Granted: 1951-03-06
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Expires: 1967-11-05
Abstract
No abstract record available.
Inventors
- 👤 Donald C Manders
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:06
CPC Classifications
A; A01; A01C; A01C23/00; A01C23/04; A01C23/042; B; B05; B05B; B05B11/00; B05B11/01; B05B11/06; B05B7/00; B05B7/24; B05B7/2402; B05B7/244; B05B7/2443
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US560922A
Cited
US674188A
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US1001461A
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US1691223A
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US1972955A
Cited
US2069352A
Cited
US2246211A
Cited
US2302799A
Cited
US2381589A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-03-05 | 1954-09-04 | 1955-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-05 | 1958-09-04 | 1959-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-05 | 1962-09-04 | 1963-03-06 | $7700.00 | Window Closed / Lapsed |