Patent US2964136A successfully refreshed from Google Patents.
US2964136A
Expired / Lapsed
US
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Annular piston assembly for a disc brake
Assignee: Wagner Electric Corp
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Filing: 1957-07-15
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Granted: 1960-12-13
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Expires: 1977-07-15
Abstract
No abstract record available.
Inventors
- 👤 Schnell Steve
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 01:19
CPC Classifications
F; F16; F16D; F16D55/00; F16D55/24; F16D55/26; F16D2125/00; F16D2125/02; F16D2125/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1633919A
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US1874624A
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US2406304A
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US2366164A
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US2566011A
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US2453237A
Cited
US2821273A
Cited
US2880823A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-13 | 1964-06-13 | 1964-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-13 | 1968-06-13 | 1968-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-13 | 1972-06-13 | 1972-12-13 | $7700.00 | Window Closed / Lapsed |