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US2869364A Expired / Lapsed US ⏱️ 0.0 years remaining

Apparatus and method for nondestructive testing of initiators

Assignee: Individual
•
Filing: 1953-01-27
•
Granted: 1959-01-20
•
Expires: 1973-01-27
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Abstract

No abstract record available.

Inventors

  • 👤 Kabik Irving
  • 👤 James N Ayres

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 20:29
CPC Classifications
F; F42; F42C; F42C21/00

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1755023A Cited
US2011315A Cited
US2081839A Cited
US2366285A Cited
US2543754A Cited
US2577815A Cited
US2708877A Cited
US2648253A Cited
US2652743A Cited
US2749510A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1962-01-19 1962-07-21 1963-01-20 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1966-01-19 1966-07-21 1967-01-20 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1970-01-19 1970-07-21 1971-01-20 $7700.00 Window Closed / Lapsed

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