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US1787529A Expired / Lapsed US ⏱️ 0.0 years remaining

Molding apparatus

Assignee: Individual
•
Filing: 1930-01-23
•
Granted: 1931-01-06
•
Expires: 1950-01-23
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Abstract

No abstract record available.

Inventors

  • 👤 Jackson Corwill

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 09:36
CPC Classifications
B; B28; B28B; B28B1/00; B28B1/08; B28B1/087; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18344

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) 1934-01-05 1934-07-07 1935-01-06 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1938-01-05 1938-07-07 1939-01-06 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1942-01-05 1942-07-07 1943-01-06 $7700.00 Window Closed / Lapsed

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