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US2607445A Expired / Lapsed US ⏱️ 0.0 years remaining

Braking mechanism

Assignee: STEEL PRODUCTS ENG CO
•
Filing: 1948-03-31
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Granted: 1952-08-19
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Expires: 1968-03-31
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Abstract

No abstract record available.

Inventors

  • 👤 Larence E Rausenberger

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 12:27
CPC Classifications
F; F16; F16D; F16D55/00; F16D55/02; F16D2055/0004; F16D2055/0058; F16D2121/00; F16D2121/18; F16D2121/20; F16D2121/22

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

USRE21497E Cited
US878454A Cited
US1588305A Cited
US1853864A Cited
US2048420A Cited
US1987194A Cited
US2163884A Cited
US2218614A Cited
US2204807A Cited
US2262709A Cited
US2481028A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1955-08-19 1956-02-18 1956-08-19 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1959-08-19 1960-02-18 1960-08-19 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1963-08-19 1964-02-18 1964-08-19 $7700.00 Window Closed / Lapsed

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