US3553670A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Indicator for construction machines
Assignee: GORDON H BALL Inc
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Filing: 1967-02-13
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Granted: 1971-01-05
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Expires: 1987-02-13
Abstract
Abstract A SYSTEM FOR INDICATING WHEN AUTOMATICALLY CONTROLLED CONSTRUCTION MACHINERY, SUCH AS PAVING MACHINERY, IS NOT RETURNED TO ITS DESIRED OPERATING CONDITION FOR A PREDETERMINED PERIOD OF TIME FOLLOWING A DEVIATION FROM THE DESIRED CONDITION, SUCH AS PATH OF TRAVEL OR THICKNESS OF PAVEMENT.
Inventors
- 👤 Frank R Toles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:53
CPC Classifications
E; E01; E01C; E01C19/00; E01C19/004; E01C19/008; E02; E02F; E02F9/00; E02F9/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-04 | 1974-07-06 | 1975-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-04 | 1978-07-06 | 1979-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-04 | 1982-07-06 | 1983-01-05 | $7700.00 | Window Closed / Lapsed |