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US2723545A Expired / Lapsed US ⏱️ 0.0 years remaining

Yarn supplying and changing mechanism for knitting machines

Assignee: G Stibbe and Co Ltd
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Filing: 1951-11-30
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Granted: 1955-11-15
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Expires: 1971-11-30
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Abstract

No abstract record available.

Inventors

  • 👤 Stibbe Godfrey Dennis
  • 👤 Brown Albert Matthews

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 17:09
CPC Classifications
D; D04; D04B; D04B15/00; D04B15/38; D04B15/54; D04B15/58

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1811700A Cited
US1292917A Cited
US1140098A Cited
US1838651A Cited
GB519049A Cited
US2290058A Cited
US2375473A Cited
US2436318A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1958-11-14 1959-05-16 1959-11-15 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1962-11-14 1963-05-16 1963-11-15 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1966-11-14 1967-05-16 1967-11-15 $7700.00 Window Closed / Lapsed

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