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USRE26221E Expired / Lapsed US ⏱️ 0.0 years remaining

Material feeding

Assignee: —
•
Filing: —
•
Granted: 1967-06-06
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Expires: 1984-06-06
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Abstract

No abstract record available.

Inventors

No inventors recorded.

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 00:20
CPC Classifications
G; G01; G01G; G01G13/00

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) 1970-06-05 1970-12-05 1971-06-06 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-06-05 1974-12-05 1975-06-06 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-06-05 1978-12-05 1979-06-06 $7700.00 Window Closed / Lapsed

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