Patent US3282591A successfully refreshed from Google Patents.
US3282591A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Material spreader
Assignee: Individual
•
Filing: 1964-07-08
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Granted: 1966-11-01
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Expires: 1984-07-08
Abstract
No abstract record available.
Inventors
- 👤 Jr Harlan J Donelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 14:29
CPC Classifications
A; A01; A01D; A01D87/00; A01D87/0046
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
IN A SPREADER ASSEMBLY, A FUNNEL UNIT HAVING AN INLET AND AN OUTLET OPENING, A SHAFT MEANS POSITIONED IN SAID FUNNEL AND EXTENDING FROM SAID OUTLET OPENING, A POWER MEANS SECURED TO SAID SHAFT MEANS TO CAUSE ITS ROTATION, AND A SCATTERING ASSEMBLY POSITIONED AT THE OUTLET OPENING OF SAID FUNNEL, SAID SCATTERING ASSEMBLY INCLUDING A CHANNEL SHAPED MEMBER OPEN AT AT LEAST ONE END AND HAVING A TRANSVERSELY EXTENDING ELEMENT ROTATABLY SECURED TO THE SIDE WALLS OF SAID CHANNEL MEMBER, SAID ELEMENT BEING FIXEDLY SECURED TO SAID SHAFT MEANS AND THE BOTTOM WALL OF SAID CHANNEL MEMBER HAVING A SLOT EXTENDING LONGITUDINALLY THEREOF AND SAID SHAFT EXTENDING THROUGH SAID SLOT.
Claim 2
Dependent Claim
111 words
IN A SPREADER ASSEMBLY, A FUNNEL UNIT HAVING AN INLET AND AN OUTLET OPENING, A SHAFT MEANS POSITIONED IN SAID FUNNEL AND EXTENDING FROM SAID OUTLET OPENING, A POWER MEANS SECURED TO SAID SHAFT MEANS TO CAUSE ITS ROTATION, AND A SCATTERING ASSEMBLY POSITIONED AT THE OUTLET OPENING OF SAID FUNNEL, SAID SCATTERING ASSEMBLY INCLUDING A CHANNEL SHAPED MEMBER OPEN AT AT LEAST ONE END AND HAVING A TRANSVERSELY EXTENDING ELEMENT ROTATABLY SECURED TO THE SIDE WALLS OF SAID CHANNEL MEMBER, SAID ELEMENT BEING FIXEDLY SECURED TO SAID SHAFT MEANS AND THE BOTTOM WALL OF SAID CHANNEL MEMBER HAVING A SLOT EXTENDING LONGITUDINALLY THEREOF AND SAID SHAFT EXTENDING THROUGH SAID SLOT.
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) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |