Patent US4762097A successfully refreshed from Google Patents.
Patent US2584459A successfully refreshed from Google Patents.
US2584459A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for placing concrete and the like
Assignee: JACKSON VIBRATORS Inc
•
Filing: 1947-01-06
•
Granted: 1952-02-05
•
Expires: 1967-01-06
Abstract
No abstract record available.
Inventors
- 👤 Jackson Corwill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:32
CPC Classifications
E; E01; E01C; E01C19/00; E01C19/22; E01C19/30; E01C19/34; E01C19/40; E01C19/402
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1550102A
Cited
US2219246A
Cited
US1945145A
Cited
US2110413A
Cited
US2306126A
Cited
US2322362A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-04 | 1955-08-06 | 1956-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-04 | 1959-08-06 | 1960-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-04 | 1963-08-06 | 1964-02-05 | $7700.00 | Window Closed / Lapsed |