Patent US2487934A successfully refreshed from Google Patents.
US2487934A
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US
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Accessory drive control
Assignee: Bendix Aviation Corp
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Filing: 1948-02-02
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Granted: 1949-11-15
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Expires: 1968-02-02
Abstract
No abstract record available.
Inventors
- 👤 Alfred J Mastropole
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:20
CPC Classifications
F; F16; F16C; F16C3/00; F16C3/02; F16F; F16F15/00; F16F15/10; F16F15/12; F16F15/121; F16F15/124; H; H02; H02K; H02K1/00; H02K1/06; H02K1/22; H02K1/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2437954A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-11-14 | 1953-05-16 | 1953-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-11-14 | 1957-05-16 | 1957-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-11-14 | 1961-05-16 | 1961-11-15 | $7700.00 | Window Closed / Lapsed |