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US2333218A Expired / Lapsed US ⏱️ 0.0 years remaining

Method of and apparatus for producing glass fibers

Assignee: Individual
•
Filing: 1939-11-06
•
Granted: 1943-11-02
•
Expires: 1959-11-06
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Abstract

No abstract record available.

Inventors

  • 👤 Pazsiczky Gedeon Von

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-22 16:32
CPC Classifications
C; C03; C03B; C03B37/00; C03B37/01; C03B37/04; C03B37/045

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) 1946-11-01 1947-05-03 1947-11-02 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1950-11-01 1951-05-03 1951-11-02 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1954-11-01 1955-05-03 1955-11-02 $7700.00 Window Closed / Lapsed

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