US2402756A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hoist
Assignee: CHARLES H GRANT
•
Filing: 1944-10-19
•
Granted: 1946-06-25
•
Expires: 1964-10-19
Abstract
No abstract record available.
Inventors
- 👤 Frank P Lawler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:36
CPC Classifications
F; F16; F16H; F16H1/00; F16H1/28; B; B66; B66D; B66D1/00; B66D1/02; B66D1/14; B66D1/22; F16H2001/2881; Y; Y10; Y10S; Y10S254/00; Y10S254/901; Y10S475/00; Y10S475/90
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) | 1949-06-24 | 1949-12-24 | 1950-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-06-24 | 1953-12-24 | 1954-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-06-24 | 1957-12-24 | 1958-06-25 | $7700.00 | Window Closed / Lapsed |