US2497252A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dampener
Assignee: Ford Motor Co
•
Filing: 1947-12-22
•
Granted: 1950-02-14
•
Expires: 1967-12-22
Abstract
No abstract record available.
Inventors
- 👤 George E Adams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:39
CPC Classifications
B; B60; B60G; B60G7/00; B60G7/02; B60G11/00; B60G11/22; B60G11/23; B60G2200/00; B60G2200/10; B60G2200/14; B60G2200/144; B60G2202/00; B60G2202/10; B60G2202/14; B60G2202/142; B60G2204/00; B60G2204/10; B60G2204/12; B60G2204/124; B60G2204/1244; B60G2204/128; B60G2204/14; B60G2204/143; B60G2204/40; B60G2204/41; B60G2204/42; B60G2204/43; B60G2204/4302; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32114; Y10T403/32221; Y10T403/32606; Y10T403/32861; Y10T403/32918; Y10T403/45; Y10T403/455; Y10T403/458
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1720432A
Cited
US1804958A
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CH211064A
Cited
US2100338A
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US2188952A
Cited
US2268438A
Cited
US2351651A
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US2339533A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-13 | 1953-08-15 | 1954-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-13 | 1957-08-15 | 1958-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-13 | 1961-08-15 | 1962-02-14 | $7700.00 | Window Closed / Lapsed |