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Patent US3333834A successfully refreshed from Google Patents.
US3333834A
Expired / Lapsed
US
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Bait tank aerator
Assignee: Individual
•
Filing: 1964-04-06
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Granted: 1967-08-01
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Expires: 1984-04-06
Abstract
No abstract record available.
Inventors
- 👤 William R Brewster
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:32
CPC Classifications
A; A01; A01K; A01K63/00; A01K63/04; A01K63/042
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2471573A
Cited
US2641455A
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US2865618A
Cited
US2970401A
Cited
US2951309A
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US3189334A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-31 | 1971-01-30 | 1971-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-31 | 1975-01-30 | 1975-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-31 | 1979-01-30 | 1979-08-01 | $7700.00 | Window Closed / Lapsed |