Patent US2572029A successfully refreshed from Google Patents.
US2572029A
Expired / Lapsed
US
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Load handling machine
Assignee: Individual
•
Filing: 1945-07-05
•
Granted: 1951-10-23
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Expires: 1965-07-05
Abstract
No abstract record available.
Inventors
- 👤 William M Huston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:02
CPC Classifications
B; B66; B66C; B66C13/00; B66C13/18; B66C23/00; B66C23/18; B66C23/36; B66C2700/00; B66C2700/03; B66C2700/0321; B66C2700/0357; B66C2700/0364; B66C2700/06; Y; Y10; Y10S; Y10S414/00; Y10S414/122
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) | 1954-10-22 | 1955-04-23 | 1955-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-22 | 1959-04-23 | 1959-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-22 | 1963-04-23 | 1963-10-23 | $7700.00 | Window Closed / Lapsed |