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US1896729A Expired / Lapsed US ⏱️ 0.0 years remaining

Self-sealing tube

Assignee: Individual
•
Filing: 1932-01-11
•
Granted: 1933-02-07
•
Expires: 1952-01-11
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Abstract

No abstract record available.

Inventors

  • 👤 Paul J Jakubec

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 20:12
CPC Classifications
B; B65; B65D; B65D47/00; B65D47/04; B65D47/20; B65D47/2018; B65D47/2056; B65D47/2062; B65D47/2075; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7904; Y10T137/7922; Y10T137/7929; Y10T137/7931

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) 1936-02-07 1936-08-08 1937-02-07 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1940-02-07 1940-08-08 1941-02-07 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1944-02-07 1944-08-08 1945-02-07 $7700.00 Window Closed / Lapsed

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