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US3344131A Expired / Lapsed US ⏱️ 0.0 years remaining

Sosh ojn hojs

Assignee: —
•
Filing: —
•
Granted: 1967-09-26
•
Expires: 1984-09-26
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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 2026-11-08 14:30
CPC Classifications
C; C09; C09B; C09B62/00; C09B62/02; C09B62/20; C09B45/00; C09B45/02; C09B45/14; C09B45/18; C09B45/22; G; G03; G03G; G03G9/00; G03G9/08; G03G9/09; G03G9/0906; G03G9/091

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 11 words
THE 1:2-COBALT COMPLEX COMPOUND OF A MONOAZO DYE OF THE FORMULA
Claim 2
Dependent Claim 11 words
THE 1:2-COBALT COMPLEX COMPOUND OF A MONOAZO DYE OF THE FORMULA

References Cited (Backward Citations)

CA623291A Cited
US3125564A Cited
US3127389A Cited
US2929809A Cited
US2963472A Cited
FR1221621A Cited
US3183224A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-09-25 1971-03-27 1971-09-26 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-09-25 1975-03-27 1975-09-26 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-09-25 1979-03-27 1979-09-26 $7700.00 Window Closed / Lapsed

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