Patent US3387891A successfully refreshed from Google Patents.
US3387891A
Expired / Lapsed
US
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Pavement cutting machine with telescoping frame
Assignee: CONCUT Inc
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Filing: 1966-10-24
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Granted: 1968-06-11
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Expires: 1986-10-24
Abstract
No abstract record available.
Inventors
- 👤 Glen E Simms
- 👤 David E Cook
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:33
CPC Classifications
E; E01; E01C; E01C23/00; E01C23/06; E01C23/08; E01C23/085; E01C23/088; E01C23/09; E01C23/0906; E01C23/0926; E01C23/0933
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
IN A PAVEMENT CUTTING MACHINE, THE COMBINATION OF: (A) FRAME MEANS HAVING LONGITUDINALLY SPACED FRONT AND REAR ENDS; (B) FRONT WHEEL MEANS CONNECTED TO AND SUPPORTING SAID FRAME MEANS ADJACENT SAID FRONT END THEREOF; (C) REAR WHEEL MEANS CONNECTED TO AND SUPPORTING SAID FRAME MEANS ADJACENT SAID REAR END THEREOF; (D) ROTARY CUTTING MEANS CARRIED BY SAID FRAME MEANS BETWEEN SAID FRONT AND REAR WHEEL MEANS, AND ROTATABLE ABOUT A TRANSVERSE AXIS OF ROTATION, FOR CUTTING PAVEMENT OVER WHICH THE MACHINE RUNS; (E) MEANS CONNECTED TO SAID ROTARY CUTTING MEANS AND AT LEAST ONE OF SAID WHEEL MEANS FOR DRIVING SAID ROTARY CUTTING MEANS AND FOR PROPELLING THE MACHINE; AND (F) MEANS FOR VARYING THE LONGITUDINAL SPACING OF SAID FRONT AND REAR WHEEL MEANS.
Claim 2
Dependent Claim
124 words
IN A PAVEMENT CUTTING MACHINE, THE COMBINATION OF: (A) FRAME MEANS HAVING LONGITUDINALLY SPACED FRONT AND REAR ENDS; (B) FRONT WHEEL MEANS CONNECTED TO AND SUPPORTING SAID FRAME MEANS ADJACENT SAID FRONT END THEREOF; (C) REAR WHEEL MEANS CONNECTED TO AND SUPPORTING SAID FRAME MEANS ADJACENT SAID REAR END THEREOF; (D) ROTARY CUTTING MEANS CARRIED BY SAID FRAME MEANS BETWEEN SAID FRONT AND REAR WHEEL MEANS, AND ROTATABLE ABOUT A TRANSVERSE AXIS OF ROTATION, FOR CUTTING PAVEMENT OVER WHICH THE MACHINE RUNS; (E) MEANS CONNECTED TO SAID ROTARY CUTTING MEANS AND AT LEAST ONE OF SAID WHEEL MEANS FOR DRIVING SAID ROTARY CUTTING MEANS AND FOR PROPELLING THE MACHINE; AND (F) MEANS FOR VARYING THE LONGITUDINAL SPACING OF SAID FRONT AND REAR WHEEL MEANS.
References Cited (Backward Citations)
US1630422A
Cited
US2311891A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-11 | 1971-12-11 | 1972-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-11 | 1975-12-11 | 1976-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-11 | 1979-12-11 | 1980-06-11 | $7700.00 | Window Closed / Lapsed |