Patent US3054489A successfully refreshed from Google Patents.
US3054489A
Expired / Lapsed
US
⏱️ 0.0 years remaining
One direction driving unit
Assignee: Individual
•
Filing: 1960-10-21
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Granted: 1962-09-18
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Expires: 1980-10-21
Abstract
No abstract record available.
Inventors
- 👤 Fahlberg Carl Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:39
CPC Classifications
G; G04; G04B; G04B11/00; G04B11/006
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1931317A
Cited
FR858787A
Cited
US2232090A
Cited
US2369848A
Cited
US2843238A
Cited
US2998113A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-17 | 1966-03-19 | 1966-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-17 | 1970-03-19 | 1970-09-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-17 | 1974-03-19 | 1974-09-18 | $7700.00 | Window Closed / Lapsed |