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US2905274A Expired / Lapsed US ⏱️ 0.0 years remaining

Cord control mechanisms

Assignee: Singer Co
•
Filing: 1956-12-06
•
Granted: 1959-09-22
•
Expires: 1976-12-06
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Abstract

No abstract record available.

Inventors

  • 👤 Albert N Cook

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 06:31
CPC Classifications
H; H02; H02G; H02G11/00; H02G11/02; B; B65; B65H; B65H75/00; B65H75/02; B65H75/34; B65H75/38; B65H75/44; B65H75/4418; B65H75/4421; B65H75/4423

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US346784A Cited
US700412A Cited
US1754132A Cited
US2148590A Cited
US2622706A Cited
DE880392C Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1962-09-21 1963-03-23 1963-09-22 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1966-09-21 1967-03-23 1967-09-22 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1970-09-21 1971-03-23 1971-09-22 $7700.00 Window Closed / Lapsed

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