Patent US2560672A successfully refreshed from Google Patents.
US2560672A
Expired / Lapsed
US
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Aerator for minnow buckets
Assignee: VOLENEC
•
Filing: 1946-06-21
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Granted: 1951-07-17
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Expires: 1966-06-21
Abstract
No abstract record available.
Inventors
- 👤 Volenec Emil
- 👤 Kohagen Fred Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 08:02
CPC Classifications
A; A01; A01K; A01K97/00; A01K97/04; A01K97/05
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US302086A
Cited
US913379A
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US1745012A
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US2107666A
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US2197974A
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US2303757A
Cited
US2294136A
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US2408306A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-07-16 | 1955-01-15 | 1955-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-16 | 1959-01-15 | 1959-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-16 | 1963-01-15 | 1963-07-17 | $7700.00 | Window Closed / Lapsed |