US2393282A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ice auger
Assignee: PARRIS B BEERY
•
Filing: 1944-08-14
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Granted: 1946-01-22
•
Expires: 1964-08-14
Abstract
No abstract record available.
Inventors
- 👤 Berlin Nelson Michael
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:27
CPC Classifications
E; E21; E21B; E21B7/00; E21B7/008; E21B10/00; E21B10/44; F; F25; F25C; F25C5/00; F25C5/02; F25C5/04; F25C5/043
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1949-01-21 | 1949-07-23 | 1950-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-01-21 | 1953-07-23 | 1954-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-01-21 | 1957-07-23 | 1958-01-22 | $7700.00 | Window Closed / Lapsed |