US3301219A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Animal-operated feeding station
Assignee: Individual
•
Filing: 1964-12-10
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Granted: 1967-01-31
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Expires: 1984-12-10
Abstract
No abstract record available.
Inventors
- 👤 Ole P Hellekson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:33
CPC Classifications
A; A01; A01K; A01K5/00; A01K5/02; A01K5/025
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
168 words
AN ANIMAL FEEDING STATION OF THE TYPE HAVING A CONTAINER, A HINGED COVER FOR SELECTIVELY COVERING OR EXPOSING THE INTERIOR OF SAID CONTAINER AND AN ANIMAL RECEIVING TREADLE, IMPROVED APPARATUS FOR OPERATIVELY LINKING SAID TREADLE TO SAID COVER COMPRISING FIRST AND SECOND LEVERS MOUNTED ON SAID CONTAINER FOR PIVOTAL MOVEMENT ABOUT AN AXIS, EACH SAID LEVER HAVING A PLURALITY OF APERTURES FOR ENGAGING SAID AXIS AT ONE OF A PLURALITY OF PRESELECTED FULCRUM POINTS, SAID COVER HAVING A STUB EXTENDING FROM EACH SIDE THEREOF IN OVERLYING RELATION TO SAID LEVER SO THAT UPWARD MOVEMENT OF THE FORWARD END OF SAID LEVER RAISES SAID COVER, A PAIR OF OPERATING ARMS RIGIDLY AFFIXED TO SAID TREADLE AND EXTENDING IN UNDERLYING RELATIONSHIP TO SAID LEVER ARMS, AND MEANS FOR LINKING SAID LEVER ARMS TO SAID OPERATING ARMS SO THAT DOWNWARD MOVEMENT OF SAID TREADLE MOVES THE END OF SAID LEVERS REMOTE FROM SAID STUBS DOWNWARDLY AND THE OPPOSITE END UPWARDLY AGAINST SAID STUBS, THEREBY CAUSING UPWARD PIVOTAL MOVEMENT OF SAID COVER.
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) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |