US2308299A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brake control mechanism
Assignee: PAGE ENGINEERING Co
•
Filing: 1941-12-22
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Granted: 1943-01-12
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Expires: 1961-12-22
Abstract
No abstract record available.
Inventors
- 👤 John W Page
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:11
CPC Classifications
F; F16; F16D; F16D49/00; F16D49/08; B; B66; B66D; B66D5/00; B66D5/02; B66D5/24; B66D5/26; F16D65/00; F16D65/14; F16D65/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1946-01-11 | 1946-07-13 | 1947-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-01-11 | 1950-07-13 | 1951-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-01-11 | 1954-07-13 | 1955-01-12 | $7700.00 | Window Closed / Lapsed |