US2587343A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power drive
Assignee: Individual
•
Filing: 1948-01-02
•
Granted: 1952-02-26
•
Expires: 1968-01-02
Abstract
No abstract record available.
Inventors
- 👤 Harry W Lind
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:53
CPC Classifications
E; E01; E01C; E01C19/00; E01C19/22; E01C19/23; E01C19/26; E01C19/262; A; A01; A01B; A01B29/00; F; F16; F16H; F16H61/00; F16H61/66; F16H61/664; F16H61/6648; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20012
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-25 | 1955-08-27 | 1956-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-25 | 1959-08-27 | 1960-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-25 | 1963-08-27 | 1964-02-26 | $7700.00 | Window Closed / Lapsed |