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US2470080A Expired / Lapsed US ⏱️ 0.0 years remaining

Method of dyeing with metallized dyes

Assignee: Wyeth Holdings LLC
•
Filing: 1946-06-18
•
Granted: 1949-05-10
•
Expires: 1966-06-18
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Abstract

No abstract record available.

Inventors

  • 👤 Henry E Millson
  • 👤 Mooradian Shannon

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 22:04
CPC Classifications
D; D06; D06P; D06P1/00; D06P1/44; D06P1/60; D06P1/607; D06P1/6073

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US2040796A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1952-05-09 1952-11-08 1953-05-10 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1956-05-09 1956-11-08 1957-05-10 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1960-05-09 1960-11-08 1961-05-10 $7700.00 Window Closed / Lapsed

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