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US1806009A Expired / Lapsed US ⏱️ 0.0 years remaining

Bellows and method of making the same

Assignee: SF Arbuckle Corp
•
Filing: 1928-05-26
•
Granted: 1931-05-19
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Expires: 1948-05-26
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Abstract

No abstract record available.

Inventors

  • 👤 Clarence J Whitacre

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 16:36
CPC Classifications
F; F04; F04B; F04B45/00; F04B45/02; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49877; Y10T428/00; Y10T428/12; Y10T428/12347; Y10T428/12493; Y10T428/12535; Y10T428/12771; Y10T428/12861; Y10T428/12903; Y10T428/12986; Y10T428/31504; Y10T428/31678; Y10T428/31707

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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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) 1934-05-18 1934-11-17 1935-05-19 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1938-05-18 1938-11-17 1939-05-19 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1942-05-18 1942-11-17 1943-05-19 $7700.00 Window Closed / Lapsed

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