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US2732829A Expired / Lapsed US ⏱️ 0.0 years remaining

fehling

Assignee: —
•
Filing: —
•
Granted: 1956-01-31
•
Expires: 1973-01-31
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Abstract

No abstract record available.

Inventors

No inventors recorded.

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-22 22:15
CPC Classifications
B; B43; B43K; B43K7/00; B43K7/02; B43K7/08

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

GB582186A Cited
US682574A Cited
US2087139A Cited
CH254826A Cited
GB571698A Cited
US2435123A Cited
US2504649A Cited
US2452504A Cited
US2519635A Cited
US2500998A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1959-01-30 1959-08-01 1960-01-31 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1963-01-30 1963-08-01 1964-01-31 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1967-01-30 1967-08-01 1968-01-31 $7700.00 Window Closed / Lapsed

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