US3038705A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drum for truck mounted concrete mixers
Assignee: CONSTRUCTION MACHINERY CO
•
Filing: 1959-11-16
•
Granted: 1962-06-12
•
Expires: 1979-11-16
Abstract
No abstract record available.
Inventors
- 👤 Harold R Mcdermott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:16
CPC Classifications
B; B28; B28C; B28C5/00; B28C5/42; B28C5/4203; B28C5/4268
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA494408A
Cited
US2066090A
Cited
US2338820A
Cited
US2270628A
Cited
US2696372A
Cited
US2687286A
Cited
US2723112A
Cited
US2883166A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-11 | 1965-12-11 | 1966-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-11 | 1969-12-11 | 1970-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-11 | 1973-12-11 | 1974-06-12 | $7700.00 | Window Closed / Lapsed |