US2739830A
Expired / Lapsed
US
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Shaft collars
Assignee: Dodge Manufacturing Corp
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Filing: 1951-02-23
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Granted: 1956-03-27
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Expires: 1971-02-23
Abstract
No abstract record available.
Inventors
- 👤 Firth David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 04:22
CPC Classifications
F; F16; F16B; F16B21/00; F16B21/10; F16B21/20; F16B2/00; F16B2/02; F16B2/06; F16B2/065; F16D; F16D1/00; F16D1/06; F16D1/08; F16D1/0847; Y; Y10; Y10S; Y10S411/00; Y10S411/924; Y10S411/929; Y10T; Y10T403/00; Y10T403/70; Y10T403/7047; Y10T403/7049
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) | 1959-03-27 | 1959-09-26 | 1960-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-03-27 | 1963-09-26 | 1964-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-03-27 | 1967-09-26 | 1968-03-27 | $7700.00 | Window Closed / Lapsed |