US3444986A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination animal feeder hopper and feed conveyor corner structure
Assignee: US Industries Inc
•
Filing: 1967-06-12
•
Granted: 1969-05-20
•
Expires: 1987-06-12
Abstract
No abstract record available.
Inventors
- 👤 Robert L Van Huis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:46
CPC Classifications
A; A01; A01K; A01K39/00; A01K39/01; A01K5/00; A01K5/02; A01K5/0208
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1269414A
Cited
US2738765A
Cited
US2934199A
Cited
US3147853A
Cited
US3155226A
Cited
US3176655A
Cited
US3240312A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-05-19 | 1972-11-18 | 1973-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-19 | 1976-11-18 | 1977-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-19 | 1980-11-18 | 1981-05-20 | $7700.00 | Window Closed / Lapsed |