US2803425A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brake control valve mechanism
Assignee: Multi-Products Inc
•
Filing: 1954-11-23
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Granted: 1957-08-20
•
Expires: 1974-11-23
Abstract
No abstract record available.
Inventors
- 👤 Thomas H Little
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:49
CPC Classifications
B; B60; B60T; B60T11/00; B60T11/10; F; F16; F16K; F16K31/00; F16K31/44; F16K31/52; F16K31/524; F16K31/52408; F16K31/52425
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US992375A
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US1858164A
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US1971659A
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US1995052A
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US2208220A
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US2227661A
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US2258798A
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US2326138A
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US2405466A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-19 | 1961-02-18 | 1961-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-19 | 1965-02-18 | 1965-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-19 | 1969-02-18 | 1969-08-20 | $7700.00 | Window Closed / Lapsed |