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US3213080A Expired / Lapsed US ⏱️ 0.0 years remaining

Azo compounds from aminoimidazoles

Assignee: Eastman Kodak Co
•
Filing: 1962-11-13
•
Granted: 1965-10-19
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Expires: 1982-11-13
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Abstract

No abstract record available.

Inventors

  • 👤 Melvin S Bloom
  • 👤 Edmund B Towne

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-01 06:38
CPC Classifications
C; C09; C09B; C09B29/00; C09B29/0025

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 5 words
AZO COMPOUNDS HAVING THE FORMULA
Claim 2
Dependent Claim 5 words
AZO COMPOUNDS HAVING THE FORMULA

References Cited (Backward Citations)

GB774611A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-10-18 1969-04-19 1969-10-19 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-10-18 1973-04-19 1973-10-19 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-10-18 1977-04-19 1977-10-19 $7700.00 Window Closed / Lapsed

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