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US2909138A Expired / Lapsed US ⏱️ 0.0 years remaining

Method for continuously producing strips of molding of predetermined length from an endless metal ribbon

Assignee: Individual
•
Filing: 1953-09-23
•
Granted: 1959-10-20
•
Expires: 1973-09-23
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Abstract

No abstract record available.

Inventors

  • 👤 Ivar S Lawson

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 14:52
CPC Classifications
B; B21; B21D; B21D53/00; B21D53/74; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49789; Y10T29/4979

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) 1962-10-19 1963-04-20 1963-10-20 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1966-10-19 1967-04-20 1967-10-20 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1970-10-19 1971-04-20 1971-10-20 $7700.00 Window Closed / Lapsed

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