US3323567A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cone hogger and trim saw unit
Assignee: North American Products Corp
•
Filing: 1965-04-07
•
Granted: 1967-06-06
•
Expires: 1985-04-07
Abstract
No abstract record available.
Inventors
- 👤 Arthur R Segal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 10:09
CPC Classifications
B; B27; B27B; B27B33/00; B27B33/20; B23; B23D; B23D61/00; B23D61/02; B23D61/025; B23D61/026
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
A COMBINATION CIRCULAR REFUSE AND TRIM SAW UNIT, CHARACTERIZED BY: (A) A GROUP OF AXIALLY JUXTAPOSED FLAT SAW BLADES, COMPRISING (1) A TRIM SAW BLADE, (2) A PLURALITY OF REFUSE CUTTERS LARGER IN DIAMETER THAN THE TRIM SAW BLADE AND COAXIALLY FIXED TO ONE AXIAL FACE THEREOF, (3) AND THE REFUSE CUTTERS INCREASING IN DIAMETER STEPWISE WITH THEIR AXIAL DISTANCE FROM THE TRIM SAW BLADE.
Claim 2
Dependent Claim
65 words
A COMBINATION CIRCULAR REFUSE AND TRIM SAW UNIT, CHARACTERIZED BY: (A) A GROUP OF AXIALLY JUXTAPOSED FLAT SAW BLADES, COMPRISING (1) A TRIM SAW BLADE, (2) A PLURALITY OF REFUSE CUTTERS LARGER IN DIAMETER THAN THE TRIM SAW BLADE AND COAXIALLY FIXED TO ONE AXIAL FACE THEREOF, (3) AND THE REFUSE CUTTERS INCREASING IN DIAMETER STEPWISE WITH THEIR AXIAL DISTANCE FROM THE TRIM SAW BLADE.
References Cited (Backward Citations)
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Cited
US2632487A
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DE1148061B
Cited
US3027106A
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DE1159622B
Cited
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Cited
US3212724A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-06-05 | 1970-12-05 | 1971-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-05 | 1974-12-05 | 1975-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-05 | 1978-12-05 | 1979-06-06 | $7700.00 | Window Closed / Lapsed |