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US2479709A Expired / Lapsed US ⏱️ 0.0 years remaining

Article conveying mechanism

Assignee: Individual
•
Filing: 1943-11-27
•
Granted: 1949-08-23
•
Expires: 1963-11-27
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Abstract

No abstract record available.

Inventors

  • 👤 Alex W Arnold

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 12:28
CPC Classifications
B; B08; B08B; B08B9/00; B08B9/08; B08B9/20; B08B9/42; B65; B65G; B65G25/00; B65G25/02

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US337863A Cited
US597838A Cited
US1880112A Cited
US874330A Cited
US872856A Cited
US942514A Cited
US1400367A Cited
US1501135A Cited
US1686122A Cited
GB301700A Cited
US1954372A Cited
US2339832A Cited
US2331540A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1952-08-22 1953-02-21 1953-08-23 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1956-08-22 1957-02-21 1957-08-23 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1960-08-22 1961-02-21 1961-08-23 $7700.00 Window Closed / Lapsed

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