US3479639A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid-level indicator for master brake cylinders
Assignee: Individual
•
Filing: 1968-09-04
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Granted: 1969-11-18
•
Expires: 1988-09-04
Abstract
No abstract record available.
Inventors
- 👤 Glenn T Randol
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:57
CPC Classifications
G; G01; G01F; G01F23/00; G01F23/30; G01F23/56; G01F23/60; B; B60; B60T; B60T17/00; B60T17/18; B60T17/22; B60T17/225
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) | 1972-11-17 | 1973-05-19 | 1973-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-17 | 1977-05-19 | 1977-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-17 | 1981-05-19 | 1981-11-18 | $7700.00 | Window Closed / Lapsed |