US2902908A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Form-grading and pressing machines for roadways
Assignee: FORMGRADING AND PRESS MACHINE
•
Filing: 1955-01-12
•
Granted: 1959-09-08
•
Expires: 1975-01-12
Abstract
No abstract record available.
Inventors
- 👤 Schiavi Vincent
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:25
CPC Classifications
E; E01; E01C; E01C23/00; E01C23/05; E01C19/00; E01C19/004; E01C19/008; E02; E02D; E02D3/00; E02D3/02; E02D3/046
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2732197A
Cited
US1662257A
Cited
US1724054A
Cited
US1840970A
Cited
US2039078A
Cited
US1987398A
Cited
US1970391A
Cited
US2132059A
Cited
US2128889A
Cited
US2245426A
Cited
US2745326A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-07 | 1963-03-09 | 1963-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-07 | 1967-03-09 | 1967-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-07 | 1971-03-09 | 1971-09-08 | $7700.00 | Window Closed / Lapsed |