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US2211670A Expired / Lapsed US ⏱️ 0.0 years remaining

Method of making an inflated ball

Assignee: Individual
•
Filing: 1937-07-20
•
Granted: 1940-08-13
•
Expires: 1957-07-20
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Abstract

No abstract record available.

Inventors

  • 👤 Milton B Reach

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 22:26
CPC Classifications
B; B29; B29D; B29D22/00; B29D22/02; B29D22/04; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1028; Y10T156/103; Y10T156/1043; Y10T156/1044; Y10T156/1046; Y10T156/1052; Y10T156/1056; Y10T156/1057

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) 1943-08-13 1944-02-12 1944-08-13 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1947-08-13 1948-02-12 1948-08-13 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1951-08-13 1952-02-12 1952-08-13 $7700.00 Window Closed / Lapsed

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