Patent US691759A successfully refreshed from Google Patents.
US691759A
Expired / Lapsed
US
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Coupling for rolling-mill shafts.
Assignee: Siemens Industry Inc
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Filing: 1900-06-11
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Granted: 1902-01-28
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Expires: 1920-06-11
Abstract
No abstract record available.
Inventors
- 👤 Jerome R George
- 👤 Victor E Edwards
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:34
CPC Classifications
F; F16; F16B; F16B7/00; F16B7/04; F16B7/0406; F16B7/0413; Y; Y10; Y10T; Y10T403/00; Y10T403/55
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) | 1905-01-27 | 1905-07-29 | 1906-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1909-01-27 | 1909-07-29 | 1910-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1913-01-27 | 1913-07-29 | 1914-01-28 | $7700.00 | Window Closed / Lapsed |