Patent US3273939A successfully refreshed from Google Patents.
US3273939A
Expired / Lapsed
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Concrete sawing machine
Assignee: CONCUT Inc
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Filing: 1964-02-04
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Granted: 1966-09-20
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Expires: 1984-02-04
Abstract
No abstract record available.
Inventors
- 👤 Cecil W Hatcher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:05
CPC Classifications
E; E01; E01C; E01C23/00; E01C23/06; E01C23/09; E01C23/0906; E01C23/0926; E01C23/0933
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
A CONCRETE SAWING MACHINE COMPRISING A VEHICLE HAVING A MAIN FRAME, A CENTRAL SUPPORT ARISING FROM SAID FRAME, A TRACK MEANS LATERALLY EXTENDING FROM OPPOSITE SIDES OF SAID CENTRAL SUPPORT, AND OUTER SUPPORT ON SAID FRAME FOR THE OUTER END OF EACH OF SAID TRACK MEANS, MEANS PROVIDING A TILT CONNECTION BETWEEN EACH END OF EACH TRACK MEANS AND ITS RESPECTIVE SUPPORTS, A CARRIAGE FOR EACH OF SAID TRACK MEANS, EACH CARRIAGE HAVING A POWER DRIVEN SAW SPINDLE MEANS FOR TRAVERSING SAID CARRIAGES ON THEIR SAID TRACK MEANS, MEANS FOR RAISING OR LOWERING SAID TRACK MEANS, AND MEANS FOR ADJUSTING THE UPRIGHT TILT OF EACH OF SAID TRACK MEANS WITH RESPECT TO THE OTHER TRACK MEANS.
Claim 2
Dependent Claim
116 words
A CONCRETE SAWING MACHINE COMPRISING A VEHICLE HAVING A MAIN FRAME, A CENTRAL SUPPORT ARISING FROM SAID FRAME, A TRACK MEANS LATERALLY EXTENDING FROM OPPOSITE SIDES OF SAID CENTRAL SUPPORT, AND OUTER SUPPORT ON SAID FRAME FOR THE OUTER END OF EACH OF SAID TRACK MEANS, MEANS PROVIDING A TILT CONNECTION BETWEEN EACH END OF EACH TRACK MEANS AND ITS RESPECTIVE SUPPORTS, A CARRIAGE FOR EACH OF SAID TRACK MEANS, EACH CARRIAGE HAVING A POWER DRIVEN SAW SPINDLE MEANS FOR TRAVERSING SAID CARRIAGES ON THEIR SAID TRACK MEANS, MEANS FOR RAISING OR LOWERING SAID TRACK MEANS, AND MEANS FOR ADJUSTING THE UPRIGHT TILT OF EACH OF SAID TRACK MEANS WITH RESPECT TO THE OTHER TRACK MEANS.
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) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |