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US1158675A Expired / Lapsed US ⏱️ 0.0 years remaining

Composition of hard lead alloys.

Assignee: FRANCIS C FRARY
•
Filing: 1915-08-13
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Granted: 1915-11-02
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Expires: 1935-08-13
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Abstract

No abstract record available.

Inventors

  • 👤 Sterling N Temple

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 18:01
CPC Classifications
C; C22; C22C; C22C11/00; C22C11/02

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

No citation records indexed.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1918-11-01 1919-05-03 1919-11-02 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1922-11-01 1923-05-03 1923-11-02 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1926-11-01 1927-05-03 1927-11-02 $7700.00 Window Closed / Lapsed

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