US2687245A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nonspill scoop
Assignee: Individual
•
Filing: 1951-12-07
•
Granted: 1954-08-24
•
Expires: 1971-12-07
Abstract
No abstract record available.
Inventors
- 👤 Francis B Allston
- 👤 Alice C Allston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:49
CPC Classifications
B; B65; B65B; B65B67/00; B65B67/02; B65B67/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US112727A
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US133562A
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US238942A
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US273253A
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US360453A
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US438948A
Cited
US1053438A
Cited
US1167782A
Cited
US1234057A
Cited
US2182464A
Cited
US2317292A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-08-23 | 1958-02-22 | 1958-08-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-23 | 1962-02-22 | 1962-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-23 | 1966-02-22 | 1966-08-24 | $7700.00 | Window Closed / Lapsed |