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US3389580A Expired / Lapsed US ⏱️ 0.0 years remaining

Production of articles on straight bar knitting machines

Assignee: William Cotton Ltd
•
Filing: 1965-04-12
•
Granted: 1968-06-25
•
Expires: 1985-04-12
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Abstract

No abstract record available.

Inventors

  • 👤 Bentley William
  • 👤 Start Ernest

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 02:09
CPC Classifications
D; D04; D04B; D04B1/00; D04B1/22; D04B1/24; D04B1/246; D04B1/10; D04B1/102; D04B1/108; D04B11/00; D04B11/06; D10; D10B; D10B2403/00; D10B2403/03; D10B2403/033; D10B2403/0332

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

BE620322A Cited
CA714785A Cited
US2120035A Cited
US2222946A Cited
US2969662A Cited
FR1303055A Cited
US3103111A Cited
US3252306A Cited
US3292395A Cited
US3283545A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1971-06-25 1971-12-25 1972-06-25 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1975-06-25 1975-12-25 1976-06-25 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1979-06-25 1979-12-25 1980-06-25 $7700.00 Window Closed / Lapsed

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