US3308628A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cable laying attachment for a scraper vehicle
Assignee: Comm Construction & Excavating
•
Filing: 1964-10-01
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Granted: 1967-03-14
•
Expires: 1984-10-01
Abstract
No abstract record available.
Inventors
- 👤 Robert K Nichols
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:00
CPC Classifications
E; E02; E02F; E02F5/00; E02F5/02; E02F5/10; E02F5/102; F; F16; F16L; F16L1/00; F16L1/024; F16L1/028; F16L1/032
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2036598A
Cited
US2726463A
Cited
US2885802A
Cited
US2837844A
Cited
US3140745A
Cited
US3060696A
Cited
US3140898A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-13 | 1970-09-12 | 1971-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-13 | 1974-09-12 | 1975-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-13 | 1978-09-12 | 1979-03-14 | $7700.00 | Window Closed / Lapsed |