US1687573A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Elevator mechanism for conveyers
Assignee: Ohio Match Co
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Filing: 1925-02-02
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Granted: 1928-10-16
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Expires: 1945-02-02
Abstract
No abstract record available.
Inventors
- 👤 Harry I Lahr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:59
CPC Classifications
B; B65; B65G; B65G25/00; B65G25/04; B65G25/08; C; C06; C06F; C06F1/00; C06F1/08
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) | 1931-10-16 | 1932-04-16 | 1932-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-10-16 | 1936-04-16 | 1936-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-10-16 | 1940-04-16 | 1940-10-16 | $7700.00 | Window Closed / Lapsed |