US2508403A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compound master cylinder
Assignee: IND MAN CORP
•
Filing: 1943-12-11
•
Granted: 1950-05-23
•
Expires: 1963-12-11
Abstract
No abstract record available.
Inventors
- 👤 Knauss Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 06:36
CPC Classifications
B; B60; B60T; B60T11/00; B60T11/10; B60T11/16; B60T11/224; F; F16; F16K; F16K15/00; F16K15/14; F16K15/144; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2559; Y10T137/2574; Y10T137/2605; Y10T137/7722; Y10T137/7781
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1608618A
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US1709150A
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US1958722A
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US1919465A
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US2036342A
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GB515709A
Cited
US2190238A
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US2196190A
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US2184501A
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US2215602A
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US2298848A
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US2317604A
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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) | 1953-05-22 | 1953-11-21 | 1954-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-05-22 | 1957-11-21 | 1958-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-05-22 | 1961-11-21 | 1962-05-23 | $7700.00 | Window Closed / Lapsed |