US3029716A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paving machine control system
Assignee: Preco LLC
•
Filing: 1958-02-27
•
Granted: 1962-04-17
•
Expires: 1978-02-27
Abstract
No abstract record available.
Inventors
- 👤 Reeford P Shea
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:34
CPC Classifications
E; E01; E01C; E01C19/00; E01C19/48; E01C19/4833; E01C19/4853; E01C19/486; E01C2301/00; E01C2301/02; E01C2301/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1936518A
Cited
US2138828A
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US2295519A
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US2292241A
Cited
US2491275A
Cited
US2591502A
Cited
US2796685A
Cited
US2846635A
Cited
US2864452A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-16 | 1965-10-16 | 1966-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-16 | 1969-10-16 | 1970-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-16 | 1973-10-16 | 1974-04-17 | $7700.00 | Window Closed / Lapsed |