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US998965A Expired / Lapsed US ⏱️ 0.0 years remaining

Process of manufacturing hot wires for thermotelephones.

Assignee: Individual
•
Filing: 1911-02-21
•
Granted: 1911-07-25
•
Expires: 1931-02-21
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Abstract

No abstract record available.

Inventors

  • 👤 Bronislaw Gwozdz

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 21:17
CPC Classifications
H; H01; H01R; H01R43/00; H01R43/16; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49204; Y10T29/49208; Y10T29/49218

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) 1914-07-24 1915-01-23 1915-07-25 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1918-07-24 1919-01-23 1919-07-25 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1922-07-24 1923-01-23 1923-07-25 $7700.00 Window Closed / Lapsed

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