US2843228A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brake applying systems
Assignee: All American Engineering Co
•
Filing: 1956-01-11
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Granted: 1958-07-15
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Expires: 1976-01-11
Abstract
No abstract record available.
Inventors
- 👤 Wysor Robert Burns
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:51
CPC Classifications
F; F16; F16D; F16D65/00; F16D65/14; F16D65/28; B; B66; B66D; B66D5/00; B66D5/02; B66D5/24; B66D5/26; B66D2700/00; B66D2700/03; B66D2700/035; Y; Y10; Y10S; Y10S254/00; Y10S254/13
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) | 1961-07-14 | 1962-01-13 | 1962-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-14 | 1966-01-13 | 1966-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-14 | 1970-01-13 | 1970-07-15 | $7700.00 | Window Closed / Lapsed |