Patent US2490456A successfully refreshed from Google Patents.
Patent US3272515A successfully refreshed from Google Patents.
US3272515A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mill mixer and spreader with twin compartments
Assignee: Individual
•
Filing: 1964-05-12
•
Granted: 1966-09-13
•
Expires: 1984-05-12
Abstract
No abstract record available.
Inventors
- 👤 George C Wood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:13
CPC Classifications
A; A01; A01C; A01C3/00; A01C3/06; A01C3/063; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19172
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
IN A MATERIAL MILL, MIXER AND SPREADER, THE COMBINATION OF FIRST AND SECOND MILLING, MIXING AND SPREADING UNITS EACH INCLUDING A MATERIAL CONTAINER HAVING A DISCHARGE OPENING AND FIRST AND SECOND ROTATABLE BEATER AND UNLOADER ASSEMBLIES PROVIDED IN THE CONTAINERS OF THE RESPECTIVE FIRST AND SECOND UNITS FOR DISCHARGING MATERIAL THROUGH THE CONTAINER OPENINGS, DRIVE MEANS INCLUDING AN OVER-RUNNING CLUTCH OPERATIVELY CONNECTING THE SECOND ROTATABLY ASSEMBLY TO THE FIRST ROTATABLE ASSEMBLY WHEREBY THE SECOND ASSEMBLY MAY REMAIN STATIONARY WHEN THE FIRST ASSEMBLY IS ROTATED IN ONE DIRECTION BUT WHEREBY THE SECOND ASSEMBLY MAY BE ROTATED WHEN THE FIRST ASSEMBLY IS ROTATED IN THE RELATIVELY OPPOSITE DIRECTION, AND POWER ACTUATED MEANS FOR ROTATING SAID FIRST ASSEMBLY SELECTIVELY IN OPPOSITE DIRECTIONS.
Claim 2
Dependent Claim
119 words
IN A MATERIAL MILL, MIXER AND SPREADER, THE COMBINATION OF FIRST AND SECOND MILLING, MIXING AND SPREADING UNITS EACH INCLUDING A MATERIAL CONTAINER HAVING A DISCHARGE OPENING AND FIRST AND SECOND ROTATABLE BEATER AND UNLOADER ASSEMBLIES PROVIDED IN THE CONTAINERS OF THE RESPECTIVE FIRST AND SECOND UNITS FOR DISCHARGING MATERIAL THROUGH THE CONTAINER OPENINGS, DRIVE MEANS INCLUDING AN OVER-RUNNING CLUTCH OPERATIVELY CONNECTING THE SECOND ROTATABLY ASSEMBLY TO THE FIRST ROTATABLE ASSEMBLY WHEREBY THE SECOND ASSEMBLY MAY REMAIN STATIONARY WHEN THE FIRST ASSEMBLY IS ROTATED IN ONE DIRECTION BUT WHEREBY THE SECOND ASSEMBLY MAY BE ROTATED WHEN THE FIRST ASSEMBLY IS ROTATED IN THE RELATIVELY OPPOSITE DIRECTION, AND POWER ACTUATED MEANS FOR ROTATING SAID FIRST ASSEMBLY SELECTIVELY IN OPPOSITE DIRECTIONS.
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) | 1969-09-12 | 1970-03-14 | 1970-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-12 | 1974-03-14 | 1974-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-12 | 1978-03-14 | 1978-09-13 | $7700.00 | Window Closed / Lapsed |