Patent US3468568A successfully refreshed from Google Patents.
US3468568A
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US
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Hub and shaft securement
Assignee: Westinghouse Electric Corp
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Filing: 1968-09-12
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Granted: 1969-09-23
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Expires: 1988-09-12
Abstract
No abstract record available.
Inventors
- 👤 Michael D Ulich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:07
CPC Classifications
F; F16; F16D; F16D1/00; F16D1/06; F16D1/08; F16D1/0876; Y; Y10; Y10T; Y10T292/00; Y10T292/85; Y10T292/869; Y10T403/00; Y10T403/60; Y10T403/606; Y10T403/608; Y10T403/70; Y10T403/7047; Y10T403/7061; Y10T403/7075; Y10T403/7077; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20732; Y10T74/20762
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) | 1972-09-22 | 1973-03-24 | 1973-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-22 | 1977-03-24 | 1977-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-22 | 1981-03-24 | 1981-09-23 | $7700.00 | Window Closed / Lapsed |