Patent US3100462A successfully refreshed from Google Patents.
US3100462A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seed planting apparatus
Assignee: Silver Corp
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Filing: 1959-03-11
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Granted: 1963-08-13
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Expires: 1979-03-11
Abstract
No abstract record available.
Inventors
- 👤 Clarence R Steele
- 👤 Frank B Price
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:59
CPC Classifications
A; A01; A01C; A01C7/00; A01C7/04; A01C7/042; A01C7/044; A01C7/0445; A01C7/0443
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
144 words
IN A MOBILE SEED PLANTER FOR ROW PLANTING, THE COMBINATION OF AN UPPER SOURCE OF SEED SUPPLY, A LOWER SEED DISCHARGE MECHANISM AND AN INTERMEDIATE SEED TRANSPORT SYSTEM, A SUCTION PICKUP MEMBER HAVING A SERIES OF OUTWARDLY EXTENDING PNEUMATIC PICKUP NOZZLES SPACED AT UNIFORM INTERVALS AND MOVABLE THROUGH A PASSAGE IN THE SEED SUPPLY, EACH NOZZLE HAVING A TAPERING END AND A PASSAGE THEREIN OF LESS DIAMETER THAN A SINGLE SEED, WHEREBY ONLY A SINGLE SEED IS ATTACHED DURING MOVEMENT THROUGH SAID SEED SUPPLY, MEANS FOR MOVING SAID NOZZLES AT A UNIFORM RATE THROUGH THE SEED SUPPLY PASSAGE AND INTERMEDIATE SYSTEM FOR DISCHARGE IN THE ROW AT APPROXIMATELY GROUND LEVEL, SAID INTERMEDIATE TRANSPORT SYSTEM INCLUDING SHIELDING MEANS FORWARDLY OF AND AT THE SIDES OF SAID NOZZLES, WITH THE NOZZLES EXTENDING CLOSE TO THE BOTTOM OF THE SHIELDING MEANS FOR PREVENTING WIND SCATTERING OF ATTACHED
Claim 2
Dependent Claim
144 words
IN A MOBILE SEED PLANTER FOR ROW PLANTING, THE COMBINATION OF AN UPPER SOURCE OF SEED SUPPLY, A LOWER SEED DISCHARGE MECHANISM AND AN INTERMEDIATE SEED TRANSPORT SYSTEM, A SUCTION PICKUP MEMBER HAVING A SERIES OF OUTWARDLY EXTENDING PNEUMATIC PICKUP NOZZLES SPACED AT UNIFORM INTERVALS AND MOVABLE THROUGH A PASSAGE IN THE SEED SUPPLY, EACH NOZZLE HAVING A TAPERING END AND A PASSAGE THEREIN OF LESS DIAMETER THAN A SINGLE SEED, WHEREBY ONLY A SINGLE SEED IS ATTACHED DURING MOVEMENT THROUGH SAID SEED SUPPLY, MEANS FOR MOVING SAID NOZZLES AT A UNIFORM RATE THROUGH THE SEED SUPPLY PASSAGE AND INTERMEDIATE SYSTEM FOR DISCHARGE IN THE ROW AT APPROXIMATELY GROUND LEVEL, SAID INTERMEDIATE TRANSPORT SYSTEM INCLUDING SHIELDING MEANS FORWARDLY OF AND AT THE SIDES OF SAID NOZZLES, WITH THE NOZZLES EXTENDING CLOSE TO THE BOTTOM OF THE SHIELDING MEANS FOR PREVENTING WIND SCATTERING OF ATTACHED
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-08-12 | 1967-02-11 | 1967-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-12 | 1971-02-11 | 1971-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-12 | 1975-02-11 | 1975-08-13 | $7700.00 | Window Closed / Lapsed |