US2711940A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drop head machine and booster
Assignee: Individual
•
Filing: 1954-05-19
•
Granted: 1955-06-28
•
Expires: 1974-05-19
Abstract
No abstract record available.
Inventors
- 👤 Julius C Hochman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:34
CPC Classifications
D; D05; D05B; D05B75/00; D05B75/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US541474A
Cited
DE580042C
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US814450A
Cited
US1493337A
Cited
US2212585A
Cited
US2266268A
Cited
DE744330C
Cited
US2318443A
Cited
US2589393A
Cited
US2557735A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-06-27 | 1958-12-27 | 1959-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-06-27 | 1962-12-27 | 1963-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-06-27 | 1966-12-27 | 1967-06-28 | $7700.00 | Window Closed / Lapsed |