US2996302A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Key drive coupling for machine spindle
Assignee: Jacobs Vehicle Systems Inc
•
Filing: 1959-11-10
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Granted: 1961-08-15
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Expires: 1979-11-10
Abstract
No abstract record available.
Inventors
- 👤 Girard S Haviland
- 👤 Donald J Mccarthy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:21
CPC Classifications
B; B23; B23Q; B23Q3/00; B23Q3/12; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17923; Y10T279/17957; Y10T279/17965; Y10T403/00; Y10T403/70; Y10T403/7018; Y10T403/7021
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-14 | 1965-02-13 | 1965-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-14 | 1969-02-13 | 1969-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-14 | 1973-02-13 | 1973-08-15 | $7700.00 | Window Closed / Lapsed |