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Patent US2793028A successfully refreshed from Google Patents.
US2793028A
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Cross-spring flexure pivot
Assignee: Raytheon Co
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Filing: 1954-09-10
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Granted: 1957-05-21
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Expires: 1974-09-10
Abstract
No abstract record available.
Inventors
- 👤 Bryce A Wheeler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:43
CPC Classifications
F; F16; F16C; F16C11/00; F16C11/04; F16C11/12; F16F; F16F1/00; F16F1/02; F16F2236/00; F16F2236/02; F16F2236/027; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49609; Y10T29/49616; Y10T403/00; Y10T403/54; Y10T74/00; Y10T74/12; Y10T74/1293; Y10T74/20; Y10T74/20576; Y10T74/20582; Y10T74/21; Y10T74/2142; Y10T74/2144; Y10T74/2153
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) | 1960-05-20 | 1960-11-19 | 1961-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-05-20 | 1964-11-19 | 1965-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-05-20 | 1968-11-19 | 1969-05-21 | $7700.00 | Window Closed / Lapsed |