Patent US5916882A successfully refreshed from Google Patents.
Patent US2787383A successfully refreshed from Google Patents.
US2787383A
Expired / Lapsed
US
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Full circle boom crane
Assignee: Baldwin Lima Hamilton Corp
•
Filing: 1951-03-13
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Granted: 1957-04-02
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Expires: 1971-03-13
Abstract
No abstract record available.
Inventors
- 👤 Antos Joseph
- 👤 Edwin C Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 06:06
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; B66C2700/0371; B66C2700/06; B66C2700/062
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) | 1960-04-01 | 1960-10-01 | 1961-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-01 | 1964-10-01 | 1965-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-01 | 1968-10-01 | 1969-04-02 | $7700.00 | Window Closed / Lapsed |