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US2649944A Expired / Lapsed US ⏱️ 0.0 years remaining

Switchless safety arrangement for presses

Assignee: TUBING SEAL CAP Inc
•
Filing: 1949-04-02
•
Granted: 1953-08-25
•
Expires: 1969-04-02
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Abstract

No abstract record available.

Inventors

  • 👤 Charles J Meyers

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 20:51
CPC Classifications
B; B30; B30B; B30B15/00; B30B15/28; B30B15/285

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1782360A Cited
US2134933A Cited
US2483450A Cited
US2358433A Cited
US2527797A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1956-08-24 1957-02-23 1957-08-25 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1960-08-24 1961-02-23 1961-08-25 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1964-08-24 1965-02-23 1965-08-25 $7700.00 Window Closed / Lapsed

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