Patent US3040980A successfully refreshed from Google Patents.
US3040980A
Expired / Lapsed
US
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Method and apparatus for counting mobile aquatic creatures
Assignee: Individual
•
Filing: 1957-02-19
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Granted: 1962-06-26
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Expires: 1977-02-19
Abstract
No abstract record available.
Inventors
- 👤 Robert L Mann
- 👤 Wilbur F Jensen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:35
CPC Classifications
G; G06; G06M; G06M7/00; G06M7/02; G06M7/04; A; A01; A01K; A01K61/00; A01K61/90; G06M1/00; G06M1/08; G06M1/10; G06M1/101
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2047665A
Cited
US2023574A
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US2204463A
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US2369577A
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US2523517A
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US2632588A
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US2791862A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-25 | 1965-12-25 | 1966-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-25 | 1969-12-25 | 1970-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-25 | 1973-12-25 | 1974-06-26 | $7700.00 | Window Closed / Lapsed |