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US2344007A Expired / Lapsed US ⏱️ 0.0 years remaining

Apparatus for the production of efficient fuel gases

Assignee: Beazer East Inc
•
Filing: 1940-04-05
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Granted: 1944-03-14
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Expires: 1960-04-05
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Abstract

No abstract record available.

Inventors

  • 👤 Totzek Friedrich

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 15:35
CPC Classifications
C; C10; C10J; C10J3/00; C10J3/46; C10J3/48; C10J3/485; C10J3/487; C10J2300/00; C10J2300/09; C10J2300/0913; C10J2300/093; C10J2300/0933; Y; Y10; Y10S; Y10S48/00; Y10S48/04

Claims Analysis

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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) 1947-03-14 1947-09-13 1948-03-14 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1951-03-14 1951-09-13 1952-03-14 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1955-03-14 1955-09-13 1956-03-14 $7700.00 Window Closed / Lapsed

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