Patent US3330256A successfully refreshed from Google Patents.
US3330256A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Timed animal feeding device
Assignee: Individual
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Filing: 1966-03-21
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Granted: 1967-07-11
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Expires: 1986-03-21
Abstract
No abstract record available.
Inventors
- 👤 Vaux Alfred W De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:06
CPC Classifications
A; A01; A01K; A01K5/00; A01K5/02; A01K5/0291
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
218 words
AN ANIMAL FEEDER COMPRISING: (A) A SUPPORT MEMBER HAVING A TOP PORTION, (B) A PLURALITY OF FOOD CONTAINERS ASSOCIATED WITH TOP PORTION, SAID FOOD CONTAINERS EACH HAVING A LOWER FOOD RECEIVING PORTION AND AN UPPER LID PORTION, (C) A HINGE PIVOTALLY CONNECTING SAID RESPECTIVE LID PORTIONS WITH RESPECT TO SAID LOWER PORTIONS, RESILIENT MEMBERS RESPECTIVELY ASSOCIATED WITH SAID FOOD CONTAINERS AND URGING SAID LID PORTIONS TOWARD AN OPEN POSITION, (D) LATCH MEANS ON EACH OF SAID LID PORTIONS, MEANS ON SAID SUPPORT MEMBER AND COOPERATING WITH SAID RESPECTIVE LATCH MEANS TO NORMALLY MAINTAIN SAID LIDS IN A CLOSED POSITION, (E) A TIMER MECHANISM SECURED WITH RESPECT TO SAID SUPPORT MEMBER, AND MEANS COOPERATING BETWEEN SAID TIMER MECHANISM AND SAID LATCH MEANS TO SEQUENTIALLY RELEASE SAID LATCH MEANS WHEREUPON SAID LID PORTIONS SEQUENTIALLY OPEN AT PREDETERMINED INTERVALS, (F) SAID TIMER MECHANISM HAVING A SHAFT EXTENDING THEREFROM ROTATABLE AT A PREDETERMINED SPEED, GUIDE MEMBERS SUSPENDED BENEATH SAID TOP PORTION, A PLURALITY OF RODS AXILLY SLIDABLE ON SAID GUIDE MEMBERS AND RESPECTIVELY ENGAGEABLE WITH SAID LAST NAMED COOPERATING MEANS, AND (G) A CAM MEMBER ON SAID SHAFT AND HAVING A PLURALITY OF CAM SURFACES RESPECTIVELY ENGAGEABLE WITH SAID RODS, SAID CAM SURFACES BEING ROTATABLY STAGGERED WHEREBY SAID RODS ARE SELECTIVELY MOVED ON SAID GUIDE MEMBERS TO SEQUENTIALLY RELEASE SAID LID PORTIONS.
Claim 2
Dependent Claim
218 words
AN ANIMAL FEEDER COMPRISING: (A) A SUPPORT MEMBER HAVING A TOP PORTION, (B) A PLURALITY OF FOOD CONTAINERS ASSOCIATED WITH TOP PORTION, SAID FOOD CONTAINERS EACH HAVING A LOWER FOOD RECEIVING PORTION AND AN UPPER LID PORTION, (C) A HINGE PIVOTALLY CONNECTING SAID RESPECTIVE LID PORTIONS WITH RESPECT TO SAID LOWER PORTIONS, RESILIENT MEMBERS RESPECTIVELY ASSOCIATED WITH SAID FOOD CONTAINERS AND URGING SAID LID PORTIONS TOWARD AN OPEN POSITION, (D) LATCH MEANS ON EACH OF SAID LID PORTIONS, MEANS ON SAID SUPPORT MEMBER AND COOPERATING WITH SAID RESPECTIVE LATCH MEANS TO NORMALLY MAINTAIN SAID LIDS IN A CLOSED POSITION, (E) A TIMER MECHANISM SECURED WITH RESPECT TO SAID SUPPORT MEMBER, AND MEANS COOPERATING BETWEEN SAID TIMER MECHANISM AND SAID LATCH MEANS TO SEQUENTIALLY RELEASE SAID LATCH MEANS WHEREUPON SAID LID PORTIONS SEQUENTIALLY OPEN AT PREDETERMINED INTERVALS, (F) SAID TIMER MECHANISM HAVING A SHAFT EXTENDING THEREFROM ROTATABLE AT A PREDETERMINED SPEED, GUIDE MEMBERS SUSPENDED BENEATH SAID TOP PORTION, A PLURALITY OF RODS AXILLY SLIDABLE ON SAID GUIDE MEMBERS AND RESPECTIVELY ENGAGEABLE WITH SAID LAST NAMED COOPERATING MEANS, AND (G) A CAM MEMBER ON SAID SHAFT AND HAVING A PLURALITY OF CAM SURFACES RESPECTIVELY ENGAGEABLE WITH SAID RODS, SAID CAM SURFACES BEING ROTATABLY STAGGERED WHEREBY SAID RODS ARE SELECTIVELY MOVED ON SAID GUIDE MEMBERS TO SEQUENTIALLY RELEASE SAID LID PORTIONS.
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) | 1970-07-10 | 1971-01-09 | 1971-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-10 | 1975-01-09 | 1975-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-10 | 1979-01-09 | 1979-07-11 | $7700.00 | Window Closed / Lapsed |