US3374770A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fish breeder
Assignee: Springfield Tool and Die Co Inc
•
Filing: 1967-02-14
•
Granted: 1968-03-26
•
Expires: 1987-02-14
Abstract
No abstract record available.
Inventors
- 👤 Freudenberger Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 16:13
CPC Classifications
A; A01; A01K; A01K61/00; A01K61/10; A01K61/17; Y; Y02; Y02A; Y02A40/00; Y02A40/80; Y02A40/81
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2354098A
Cited
US2530148A
Cited
US2531507A
Cited
US2965259A
Cited
US3148822A
Cited
US3140691A
Cited
US3276656A
Cited
US3216395A
Cited
US3291098A
Cited
US3304912A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-26 | 1971-09-25 | 1972-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-26 | 1975-09-25 | 1976-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-26 | 1979-09-25 | 1980-03-26 | $7700.00 | Window Closed / Lapsed |