Patent US2801541A successfully refreshed from Google Patents.
US2801541A
Expired / Lapsed
US
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Float type attachment for drink receptacle
Assignee: EDWIN E GREIGG
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Filing: 1953-07-14
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Granted: 1957-08-06
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Expires: 1973-07-14
Abstract
No abstract record available.
Inventors
- 👤 Bernadine S Moreland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 20:17
CPC Classifications
G; G01; G01F; G01F23/00; G01F23/30; G01F23/64; G01F23/66
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US540007A
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US645875A
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US968900A
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US1120070A
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US1328177A
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US1411252A
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GB185705A
Cited
US1990918A
Cited
US1916646A
Cited
US2556346A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-05 | 1961-02-04 | 1961-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-05 | 1965-02-04 | 1965-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-05 | 1969-02-04 | 1969-08-06 | $7700.00 | Window Closed / Lapsed |