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US2648438A
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Assignee: Bendix Aviation Corp
•
Filing: 1947-10-15
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Granted: 1953-08-11
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Expires: 1967-10-15
Abstract
No abstract record available.
Inventors
- 👤 Parker G Cox
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 07:58
CPC Classifications
B; B01; B01D; B01D35/00; B01D35/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1425366A
Cited
USRE16932E
Cited
US1768550A
Cited
GB272784A
Cited
GB337759A
Cited
US1996106A
Cited
US2437221A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-10 | 1957-02-09 | 1957-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-10 | 1961-02-09 | 1961-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-10 | 1965-02-09 | 1965-08-11 | $7700.00 | Window Closed / Lapsed |