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US2949127A Expired / Lapsed US ⏱️ 0.0 years remaining

Current rotating check valve

Assignee: FIRST ASSET-BASED LENDING GROUP Inc C/O CONSOLIDATED ASSET MANAGEMENT COMPANY 120 NORTH ROBINSON OKLAHOMA CITY OK 73192
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Filing: 1958-12-22
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Granted: 1960-08-16
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Expires: 1978-12-22
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Abstract

No abstract record available.

Inventors

  • 👤 Robert B Malina

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 07:15
CPC Classifications
F; F16; F16K; F16K29/00; F16K15/00; F16K15/02; F16K15/06; Y; Y10; Y10T; Y10T137/00; Y10T137/6198; Y10T137/6253; Y10T137/6307; Y10T137/7722; Y10T137/7837; Y10T137/7866; Y10T137/7867; Y10T137/7868

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US977105A Cited
US1990557A Cited
US2690322A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1963-08-16 1964-02-15 1964-08-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1967-08-16 1968-02-15 1968-08-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1971-08-16 1972-02-15 1972-08-16 $7700.00 Window Closed / Lapsed

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