Patent US3074377A successfully refreshed from Google Patents.
US3074377A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stock feeder
Assignee: Individual
•
Filing: 1961-05-23
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Granted: 1963-01-22
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Expires: 1981-05-23
Abstract
No abstract record available.
Inventors
- 👤 Donald L Spencer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:40
CPC Classifications
A; A01; A01K; A01K5/00; A01K5/02; A01K5/0225; A01K5/0241
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
A FEEDING DEVICE FOR STOCK, COMPRISING A CYLINDRICAL SUPPLY CONTAINER WITH CLOSED BOTTOM AND A SIDE WALL HAVING A SERIES OF EQUI-ANGULARLY SPACED WINDOWS ADJACENT SAID BOTTOM, A RADIALLY DISPOSED SPRING ROD PASSING THROUGH EACH OF SAID WINDOWS AND ANCHORED TO SAID BOTTOM, CENTRALLY THEREOF, EACH SAID ROD HAVING A REVERSELY BENT PORTION PASSING THROUGH ITS RESPECTIVE WINDOW FROM THE OUTSIDE TO THE INSIDE OF THE CONTAINER, AND A BENT PORTION EXTENDING VERTICALLY UPWARD THROUGH SAID CONTAINER, AND A CIRCULAR TROUGH FRICTIONALLY ATTACHED TO SAID CONTAINER, COMPRISING A HOLLOW TORUS OF HORSESHOE FORM CROSS SECTION WITH AN OPENING ON ITS INNER SIDE, THE DIAMETER OF SAID INNER SIDE BEING LESS THAN THAT OF THE CONTAINER, AND SAID TROUGH HAVING A SERIES OF NOTCHES ON ONE SIDE, OPENING INTO SAID INNER SIDE, EQUAL IN NUMBER AND ANGULAR SPACING TO SAID WINDOWS.
Claim 2
Dependent Claim
140 words
A FEEDING DEVICE FOR STOCK, COMPRISING A CYLINDRICAL SUPPLY CONTAINER WITH CLOSED BOTTOM AND A SIDE WALL HAVING A SERIES OF EQUI-ANGULARLY SPACED WINDOWS ADJACENT SAID BOTTOM, A RADIALLY DISPOSED SPRING ROD PASSING THROUGH EACH OF SAID WINDOWS AND ANCHORED TO SAID BOTTOM, CENTRALLY THEREOF, EACH SAID ROD HAVING A REVERSELY BENT PORTION PASSING THROUGH ITS RESPECTIVE WINDOW FROM THE OUTSIDE TO THE INSIDE OF THE CONTAINER, AND A BENT PORTION EXTENDING VERTICALLY UPWARD THROUGH SAID CONTAINER, AND A CIRCULAR TROUGH FRICTIONALLY ATTACHED TO SAID CONTAINER, COMPRISING A HOLLOW TORUS OF HORSESHOE FORM CROSS SECTION WITH AN OPENING ON ITS INNER SIDE, THE DIAMETER OF SAID INNER SIDE BEING LESS THAN THAT OF THE CONTAINER, AND SAID TROUGH HAVING A SERIES OF NOTCHES ON ONE SIDE, OPENING INTO SAID INNER SIDE, EQUAL IN NUMBER AND ANGULAR SPACING TO SAID WINDOWS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-21 | 1966-07-23 | 1967-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-21 | 1970-07-23 | 1971-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-21 | 1974-07-23 | 1975-01-22 | $7700.00 | Window Closed / Lapsed |