US2473043A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shock absorber structure
Assignee: Tenneco Automotive Inc
•
Filing: 1944-08-28
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Granted: 1949-06-14
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Expires: 1964-08-28
Abstract
No abstract record available.
Inventors
- 👤 Jr Ralph H Whisler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:22
CPC Classifications
F; F16; F16F; F16F9/00; F16F9/32; F16F9/34; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7771; Y10T137/7779
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1584787A
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US1650494A
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US1800631A
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FR822835A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-06-13 | 1952-12-13 | 1953-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-06-13 | 1956-12-13 | 1957-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-06-13 | 1960-12-13 | 1961-06-14 | $7700.00 | Window Closed / Lapsed |