US2498045A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Deceleration apparatus
Assignee: Individual
•
Filing: 1946-08-15
•
Granted: 1950-02-21
•
Expires: 1966-08-15
Abstract
No abstract record available.
Inventors
- 👤 Charles T G Looney
- 👤 Lynn G Howell
- 👤 Bruce G Johnston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:07
CPC Classifications
F; F41; F41J; F41J13/00; F42; F42C; F42C21/00; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86389
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) | 1953-02-20 | 1953-08-22 | 1954-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-20 | 1957-08-22 | 1958-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-20 | 1961-08-22 | 1962-02-21 | $7700.00 | Window Closed / Lapsed |