Patent US3485346A successfully refreshed from Google Patents.
Patent US2279700A successfully refreshed from Google Patents.
US2279700A
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Assignee: Twin Disc Inc
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Filing: 1941-04-26
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Granted: 1942-04-14
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Expires: 1961-04-26
Abstract
No abstract record available.
Inventors
- 👤 Nicholas F Adamson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:32
CPC Classifications
F; F16; F16D; F16D13/00; F16D13/22; F16D13/38; F16D13/52; F16D13/54; F16D21/00
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) | 1945-04-13 | 1945-10-13 | 1946-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-04-13 | 1949-10-13 | 1950-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-04-13 | 1953-10-13 | 1954-04-14 | $7700.00 | Window Closed / Lapsed |