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US2581336A Expired / Lapsed US ⏱️ 0.0 years remaining

Phenoxyethyl-dimethyl-dodecyl-ammonium halides

Assignee: CIBA PHARM PROD Inc
•
Filing: 1949-12-19
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Granted: 1952-01-08
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Expires: 1969-12-19
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Abstract

No abstract record available.

Inventors

  • 👤 Hartmann Max
  • 👤 Bosshard Werner

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 15:44
CPC Classifications
C; C07; C07C; C07C43/00; C07C43/02; C07C43/20

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 6 words
A B-PHENOXYLETHYL-DIMETHYL-DODECYL-AMMONIUM HALIDE OF THE FORMULA
Claim 2
Dependent Claim 6 words
A B-PHENOXYLETHYL-DIMETHYL-DODECYL-AMMONIUM HALIDE OF THE FORMULA

References Cited (Backward Citations)

GB493865A Cited
GB484906A Cited
US2471622A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1955-01-07 1955-07-09 1956-01-08 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1959-01-07 1959-07-09 1960-01-08 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1963-01-07 1963-07-09 1964-01-08 $7700.00 Window Closed / Lapsed

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