Patent US2085040A successfully refreshed from Google Patents.
US2085040A
Expired / Lapsed
US
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Safety braking means for hoisting machines
Assignee: Post & Mccord
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Filing: 1934-03-29
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Granted: 1937-06-29
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Expires: 1954-03-29
Abstract
No abstract record available.
Inventors
- 👤 Robert C Post
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:44
CPC Classifications
B; B66; B66D; B66D5/00; B66D5/02; B66D5/24; B66D5/26; B66D2700/00; B66D2700/03; B66D2700/035
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) | 1940-06-28 | 1940-12-28 | 1941-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-06-28 | 1944-12-28 | 1945-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-06-28 | 1948-12-28 | 1949-06-29 | $7700.00 | Window Closed / Lapsed |