US3276404A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seed dropper wheel
Assignee: Case LLC
•
Filing: 1964-03-30
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Granted: 1966-10-04
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Expires: 1984-03-30
Abstract
No abstract record available.
Inventors
- 👤 Wesley J Cagle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 02:09
CPC Classifications
A; A01; A01C; A01C7/00; A01C7/18
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
73 words
A WHEEL FOR USE IN A SEED PLANTER OF THE HILL-DROP TYPE COMPRISING A WHEEL BODY HAVING A CIRCUMFERENCE, A PLURALITY OF FLAT-SPRING MEMBERS FIXEDLY ATTACHED AT ONE END TO SAID WHEEL BODY AND EXTENDING ALONG SAID CIRCUMFERENCE AND BEING FLEXIBLE INTO ARCUATE FROM AND BEING IN END-TO-END CONTACT AND CONTINUOUSLY CURVED IN A COMPOSITE CIRCLE OF ALL SAID MEMBERS WHEN ALL SAID MEMBERS ARE DISPOSED RADIALLY INWARDLY ON SAID WHEEL BODY, SAID
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) | 1969-10-03 | 1970-04-04 | 1970-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-03 | 1974-04-04 | 1974-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-03 | 1978-04-04 | 1978-10-04 | $7700.00 | Window Closed / Lapsed |