Patent US2988904A successfully refreshed from Google Patents.
US2988904A
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US
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Double universal joints
Assignee: Dana Inc
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Filing: 1959-09-25
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Granted: 1961-06-20
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Expires: 1979-09-25
Abstract
No abstract record available.
Inventors
- 👤 Philip J Mazziotti
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:38
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/72; F16C33/76; F16C33/78; F16C33/7803; F16C33/7809; F16C23/00; F16C23/06; F16C23/08; F16C23/082; F16C23/084; F16D; F16D3/00; F16D3/16; F16D3/26; F16D3/30; F16D3/32; F16C19/00; F16C19/22; F16C19/44; F16C19/46; F16C19/466; Y; Y10; Y10S; Y10S464/00; Y10S464/904; Y10S464/905
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) | 1964-06-19 | 1964-12-19 | 1965-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-19 | 1968-12-19 | 1969-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-19 | 1972-12-19 | 1973-06-20 | $7700.00 | Window Closed / Lapsed |