US3209898A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self sealing gate and trough construction
Assignee: Avco Corp
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Filing: 1964-07-27
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Granted: 1965-10-05
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Expires: 1984-07-27
Abstract
No abstract record available.
Inventors
- 👤 James R Beebe
- 👤 Eivind M Rambo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:23
CPC Classifications
A; A01; A01K; A01K5/00; A01K5/02; A01K5/0258
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
116 words
IN A BUNK FEEDER COMPRISING A LONGIDUINAL SUBSTANTIALLY HORIZONTAL J-SHAPED TROUGH HAVING AN OPEN SIDE, AUGER MEANS SUPPORTED AND ROTATABLE WITHIN SAID TROUGH, THE LOWER EDGE OF SAID J-SHAPED TROUGH BEING ADJACENT THE VERTICAL PLANE EXTENDING THROUGH THE AUGER AXIS AND BEING DOWNTURNED AT AN ANGLE SHORT OF A VERTICAL PLANE AND THEN BACKTURNED AT AN ANGLE GREATER THAN A HORIZONTAL PLANE, A GATE DISPOSED ALONG SAID OPEN SIDE OF SAID TROUGH FOR OPENING AND CLOSING SAME, A PIVOTED SUPPORT FOR SAID GATE DISPOSED HORIZONTALLY INTERMEDIATE THE UPPER AND LOWER EDGES THEREOF AT A DISTANCE ABOUT ONE-THIRD FROM THE TOP EDGE THEREOF, AN EDGE AT THE LOWER END OF SAID GATE BEING DOWNTURNED AND BACKTURNED CORRESPONDINGLY
References Cited (Backward Citations)
US1953014A
Cited
US3105586A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-04 | 1969-04-05 | 1969-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-04 | 1973-04-05 | 1973-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-04 | 1977-04-05 | 1977-10-05 | $7700.00 | Window Closed / Lapsed |