US2498633A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Differential and ratio control
Assignee: Garrett Corp
•
Filing: 1946-03-02
•
Granted: 1950-02-28
•
Expires: 1966-03-02
Abstract
No abstract record available.
Inventors
- 👤 Robert A Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:28
CPC Classifications
B; B64; B64D; B64D13/00; B64D13/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2342220A
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US2307199A
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US2450881A
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GB563553A
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US2396116A
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US2419707A
Cited
US2413027A
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US2399326A
Cited
US2393343A
Cited
US2402681A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-27 | 1953-08-29 | 1954-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-27 | 1957-08-29 | 1958-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-27 | 1961-08-29 | 1962-02-28 | $7700.00 | Window Closed / Lapsed |