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US2740138A Expired / Lapsed US ⏱️ 0.0 years remaining

Machines for operating on the heel end portions of shoes

Assignee: United Shoe Machinery Corp
•
Filing: 1951-11-09
•
Granted: 1956-04-03
•
Expires: 1971-11-09
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Quinn Edward

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-06 09:43
CPC Classifications
A; A43; A43D; A43D81/00; A43D11/00; A43D15/00; A43D31/00; A43D31/04

Claims Analysis

Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.

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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) 1959-04-03 1959-10-03 1960-04-03 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1963-04-03 1963-10-03 1964-04-03 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1967-04-03 1967-10-03 1968-04-03 $7700.00 Window Closed / Lapsed

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