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US2730137A Expired / Lapsed US ⏱️ 0.0 years remaining

Heddle frame

Assignee: Steel Heddle Manufacturing Co
•
Filing: 1953-05-04
•
Granted: 1956-01-10
•
Expires: 1973-05-04
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Abstract

No abstract record available.

Inventors

  • 👤 Victor C Hassold

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 12:46
CPC Classifications
D; D03; D03C; D03C9/00; D03C9/06; D03C9/0608; D03C9/0616; D03C9/0633

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

GB135722A Cited
GB412706A Cited
US2017412A Cited
US2216682A Cited
US2252183A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1959-01-09 1959-07-11 1960-01-10 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1963-01-09 1963-07-11 1964-01-10 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1967-01-09 1967-07-11 1968-01-10 $7700.00 Window Closed / Lapsed

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