US3486344A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cable-laying attachment for road grader vehicle
Assignee: WILLIAM A YLINEN
•
Filing: 1968-05-01
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Granted: 1969-12-30
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Expires: 1988-05-01
Abstract
No abstract record available.
Inventors
- 👤 William A Ylinen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:52
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/96; E02F3/961; E02F3/76; E02F5/00; E02F5/02; E02F5/10; E02F5/102; H; H02; H02G; H02G1/00; H02G1/06
Claims Analysis
Total Claims: 0
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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) | 1972-12-29 | 1973-06-30 | 1973-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-29 | 1977-06-30 | 1977-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-29 | 1981-06-30 | 1981-12-30 | $7700.00 | Window Closed / Lapsed |