CA940121A - Quaternary ammonium dyestuffs - Google Patents

Quaternary ammonium dyestuffs

Info

Publication number
CA940121A
CA940121A CA163,853A CA163853A CA940121A CA 940121 A CA940121 A CA 940121A CA 163853 A CA163853 A CA 163853A CA 940121 A CA940121 A CA 940121A
Authority
CA
Canada
Prior art keywords
dyestuffs
quaternary ammonium
quaternary
ammonium
ammonium dyestuffs
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA163,853A
Other versions
CA163853S (en
Inventor
Patrick J. Jefferies
Nathan N. Crounse
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
STWB Inc
Original Assignee
Sterling Drug Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CA065436A external-priority patent/CA925854A/en
Application filed by Sterling Drug Inc filed Critical Sterling Drug Inc
Priority to CA163,853A priority Critical patent/CA940121A/en
Application granted granted Critical
Publication of CA940121A publication Critical patent/CA940121A/en
Expired legal-status Critical Current

Links

CA163,853A 1968-11-21 1973-02-16 Quaternary ammonium dyestuffs Expired CA940121A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA163,853A CA940121A (en) 1968-11-21 1973-02-16 Quaternary ammonium dyestuffs

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US77788468A 1968-11-21 1968-11-21
CA065436A CA925854A (en) 1968-11-21 1969-10-21 Azo dyestuffs
CA163,853A CA940121A (en) 1968-11-21 1973-02-16 Quaternary ammonium dyestuffs

Publications (1)

Publication Number Publication Date
CA940121A true CA940121A (en) 1974-01-15

Family

ID=27160460

Family Applications (1)

Application Number Title Priority Date Filing Date
CA163,853A Expired CA940121A (en) 1968-11-21 1973-02-16 Quaternary ammonium dyestuffs

Country Status (1)

Country Link
CA (1) CA940121A (en)

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