US2771012A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compactor for asphaltic and other compactable materials
Assignee: JACKSON VIBRATORS Inc
•
Filing: 1953-04-06
•
Granted: 1956-11-20
•
Expires: 1973-04-06
Abstract
No abstract record available.
Inventors
- 👤 Jackson Corwill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:13
CPC Classifications
E; E01; E01C; E01C19/00; E01C19/22; E01C19/30; E01C19/34; E01C19/38
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2018294A
Cited
US1945145A
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US2255344A
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US2314985A
Cited
US2584459A
Cited
US2659281A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-11-20 | 1960-05-21 | 1960-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-20 | 1964-05-21 | 1964-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-20 | 1968-05-21 | 1968-11-20 | $7700.00 | Window Closed / Lapsed |