US2792128A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Unloading tower
Assignee: MCKIERNAN TERRY CORP
•
Filing: 1952-02-23
•
Granted: 1957-05-14
•
Expires: 1972-02-23
Abstract
No abstract record available.
Inventors
- 👤 Jr Frederick O Snow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 04:00
CPC Classifications
B; B66; B66C; B66C13/00; B66C13/18; B66C2700/00; B66C2700/08; B66C2700/087
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US729869A
Cited
US1008361A
Cited
US1068070A
Cited
US1181980A
Cited
US1358128A
Cited
US1968493A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-05-13 | 1960-11-12 | 1961-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-05-13 | 1964-11-12 | 1965-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-05-13 | 1968-11-12 | 1969-05-14 | $7700.00 | Window Closed / Lapsed |