US3473850A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brake control systems
Assignee: Girling Ltd
•
Filing: 1966-03-04
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Granted: 1969-10-21
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Expires: 1986-03-04
Abstract
No abstract record available.
Inventors
- 👤 William David Lawrie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:50
CPC Classifications
B; B60; B60T; B60T8/00; B60T8/32; B60T8/17; B60T8/176; B60T8/1761; B60T8/17613; B60T8/321; B60T8/3255; B60T8/327; B60T8/34; B60T8/36; B60T8/3615; B60T8/362; B60T8/40; B60T8/4004; B60T8/42; B60T8/4208; B60T8/4216; B60T8/44; B60T8/447; B60T8/72; B60T8/74; Y; Y10; Y10T; Y10T137/00; Y10T137/0971; Y10T137/0989
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) | 1972-10-20 | 1973-04-21 | 1973-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-20 | 1977-04-21 | 1977-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-20 | 1981-04-21 | 1981-10-21 | $7700.00 | Window Closed / Lapsed |