Patent US4808550A successfully refreshed from Google Patents.
Patent US2598993A successfully refreshed from Google Patents.
US2598993A
Expired / Lapsed
US
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Torque transmitting device
Assignee: Marquette Metal Products Co
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Filing: 1948-07-31
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Granted: 1952-06-03
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Expires: 1968-07-31
Abstract
No abstract record available.
Inventors
- 👤 Stanley F Gorske
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:14
CPC Classifications
F; F16; F16B; F16B1/00; F16B1/02; F16B1/04; F16D; F16D41/00; F16D41/20; F16D41/206
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1955-06-03 | 1955-12-03 | 1956-06-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-03 | 1959-12-03 | 1960-06-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-03 | 1963-12-03 | 1964-06-03 | $7700.00 | Window Closed / Lapsed |