US3376856A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic stock feeder
Assignee: HUSTON D CRIPPEN
•
Filing: 1967-08-22
•
Granted: 1968-04-09
•
Expires: 1987-08-22
Abstract
No abstract record available.
Inventors
- 👤 Huston D Crippen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 12:03
CPC Classifications
A; A01; A01K; A01K5/00; A01K5/02; A01K5/0291
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US534082A
Cited
US3128915A
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US742969A
Cited
US983919A
Cited
US3072302A
Cited
US3101159A
Cited
US3200997A
Cited
US3204832A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-09 | 1971-10-09 | 1972-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-09 | 1975-10-09 | 1976-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-09 | 1979-10-09 | 1980-04-09 | $7700.00 | Window Closed / Lapsed |