Patent US5633992A successfully refreshed from Google Patents.
Patent US3306147A successfully refreshed from Google Patents.
US3306147A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rubber slab cutter
Assignee: Individual
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Filing: 1965-04-19
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Granted: 1967-02-28
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Expires: 1985-04-19
Abstract
No abstract record available.
Inventors
- 👤 Jr George F Goodman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 19:04
CPC Classifications
B; B26; B26D; B26D3/00; B26D3/003; Y; Y10; Y10T; Y10T83/00; Y10T83/444; Y10T83/4501; Y10T83/4503; Y10T83/4513; Y10T83/4622; Y10T83/647; Y10T83/6579; Y10T83/929; Y10T83/9372; Y10T83/9396; Y10T83/9399; Y10T83/9457; Y10T83/9464; Y10T83/9469
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
190 words
A RUBBER SLAB CUTTER COMPRISING A FRAME, A SLAB CONVEYOR MOUNTED THEREON, A FIRST STATIONARY BLADE MOUNTED ON SAID FRAME AT THE DISCHARGE END OF SAID FRAME AND INCLUDING A VERTICAL FACE TERMINATING IN AN UPPER HORIZONTAL CUTTING EDGE, A SECOND SUBSTANTIALLY RECTANGULAR BLADE HAVING A VERTICAL FACE TERMINATING IN A LOWER HORIZONTALLY EXTENDING CUTTING EDGE AND AN UPPER HORIZONTALLY EXTENDING EDGE, A SPINDLE, MEANS TO ROTATE SAID SPINDLE AND MEANS MOUNTING SAID SECOND BLADE ON SAID SPINDLE SO THAT SAID LOWER CUTTING EDGE IS AT A VERTICAL ANGLE RELATIVE TO AND CLOSELY ADJACENT SAID HORIZONTAL CUTTING EDGE OF SAID FIRST BLADE AND THE RADIUS FROM THE AXIS OF SAID SPINDLE TO SAID LOWER CUTTING EDGE OF SAID SECOND BLADE IS GREATER THAN THAT TO SAID UPPER CUTTING EDGE OF SAID SECOND BLADE SO THAT SLAB EXTENDING BEYOND SAID FIRST BLADE WILL BE SHEARED INTO STRIPS UPON ROTATION OF SAID SPINDLE, SAID CONVEYOR INCLUDING A PAIR OF ROLLERS AND AN ENDLESS BELT ENTRAINED THEREOVER PROVIDING AN UPPER SLAB CONVEYING FLIGHT AND MEANS TO MOVE SAID UPPER FLIGHT INTERMITTENTLY TOWARDS SAID BLADES IN ADJUSTABLE STROKES SYNCHRONOUSLY WITH ROTATION OF SAID SPINDLE.
Claim 2
Dependent Claim
190 words
A RUBBER SLAB CUTTER COMPRISING A FRAME, A SLAB CONVEYOR MOUNTED THEREON, A FIRST STATIONARY BLADE MOUNTED ON SAID FRAME AT THE DISCHARGE END OF SAID FRAME AND INCLUDING A VERTICAL FACE TERMINATING IN AN UPPER HORIZONTAL CUTTING EDGE, A SECOND SUBSTANTIALLY RECTANGULAR BLADE HAVING A VERTICAL FACE TERMINATING IN A LOWER HORIZONTALLY EXTENDING CUTTING EDGE AND AN UPPER HORIZONTALLY EXTENDING EDGE, A SPINDLE, MEANS TO ROTATE SAID SPINDLE AND MEANS MOUNTING SAID SECOND BLADE ON SAID SPINDLE SO THAT SAID LOWER CUTTING EDGE IS AT A VERTICAL ANGLE RELATIVE TO AND CLOSELY ADJACENT SAID HORIZONTAL CUTTING EDGE OF SAID FIRST BLADE AND THE RADIUS FROM THE AXIS OF SAID SPINDLE TO SAID LOWER CUTTING EDGE OF SAID SECOND BLADE IS GREATER THAN THAT TO SAID UPPER CUTTING EDGE OF SAID SECOND BLADE SO THAT SLAB EXTENDING BEYOND SAID FIRST BLADE WILL BE SHEARED INTO STRIPS UPON ROTATION OF SAID SPINDLE, SAID CONVEYOR INCLUDING A PAIR OF ROLLERS AND AN ENDLESS BELT ENTRAINED THEREOVER PROVIDING AN UPPER SLAB CONVEYING FLIGHT AND MEANS TO MOVE SAID UPPER FLIGHT INTERMITTENTLY TOWARDS SAID BLADES IN ADJUSTABLE STROKES SYNCHRONOUSLY WITH ROTATION OF SAID SPINDLE.
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) | 1970-02-27 | 1970-08-29 | 1971-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-27 | 1974-08-29 | 1975-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-27 | 1978-08-29 | 1979-02-28 | $7700.00 | Window Closed / Lapsed |