Patent US673807A successfully refreshed from Google Patents.
Patent US2756847A successfully refreshed from Google Patents.
US2756847A
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US
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Brake having coil spring fastener therein
Assignee: Goodyear Tire and Rubber Co
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Filing: 1953-09-21
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Granted: 1956-07-31
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Expires: 1973-09-21
Abstract
No abstract record available.
Inventors
- 👤 Valentin C Puse
- 👤 Lawry Hurl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:31
CPC Classifications
F; F16; F16D; F16D69/00; F16D69/04; F16D69/0408; F16D55/00; F16D55/24; F16D55/26; F16D55/28; F16D55/32; F16D2055/0004; F16D2055/0058; F16D2069/0425; F16D2069/0433
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1790500A
Cited
US839260A
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US893555A
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US1957959A
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US1796255A
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US1882943A
Cited
US1947839A
Cited
US2063090A
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US2542579A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-31 | 1960-01-30 | 1960-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-31 | 1964-01-30 | 1964-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-31 | 1968-01-30 | 1968-07-31 | $7700.00 | Window Closed / Lapsed |