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Patent US1610758A successfully refreshed from Google Patents.
US1610758A
Expired / Lapsed
US
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Shaft coupling or the like
Assignee: General Electric Co
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Filing: 1924-06-10
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Granted: 1926-12-14
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Expires: 1944-06-10
Abstract
No abstract record available.
Inventors
- 👤 John M Downer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:00
CPC Classifications
F; F16; F16D; F16D1/00; F16D1/02; F16D1/033
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) | 1929-12-13 | 1930-06-14 | 1930-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1933-12-13 | 1934-06-14 | 1934-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1937-12-13 | 1938-06-14 | 1938-12-14 | $7700.00 | Window Closed / Lapsed |