US2327476A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hoisting tower
Assignee: Individual
•
Filing: 1941-08-09
•
Granted: 1943-08-24
•
Expires: 1961-08-09
Abstract
No abstract record available.
Inventors
- 👤 Harold A Wagner
- 👤 Gustave H Wagner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:33
CPC Classifications
E; E04; E04G; E04G21/00; E04G21/02; E04G21/04; B; B66; B66B; B66B9/00; B66B9/16; B66B9/187; E04G21/025; E04G21/0481
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) | 1946-08-23 | 1947-02-22 | 1947-08-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-08-23 | 1951-02-22 | 1951-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-08-23 | 1955-02-22 | 1955-08-24 | $7700.00 | Window Closed / Lapsed |