DE3168003D1 - Dye-forming developers - Google Patents

Dye-forming developers

Info

Publication number
DE3168003D1
DE3168003D1 DE8181900907T DE3168003T DE3168003D1 DE 3168003 D1 DE3168003 D1 DE 3168003D1 DE 8181900907 T DE8181900907 T DE 8181900907T DE 3168003 T DE3168003 T DE 3168003T DE 3168003 D1 DE3168003 D1 DE 3168003D1
Authority
DE
Germany
Prior art keywords
dye
forming developers
developers
forming
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
DE8181900907T
Other languages
German (de)
Inventor
Gabron J Sabongi
Thien Than Van
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
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
Application filed by Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Priority claimed from PCT/US1981/000331 external-priority patent/WO1981002797A1/en
Application granted granted Critical
Publication of DE3168003D1 publication Critical patent/DE3168003D1/en
Expired legal-status Critical Current

Links

DE8181900907T 1980-03-17 1981-03-16 Dye-forming developers Expired DE3168003D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8008984 1980-03-17
PCT/US1981/000331 WO1981002797A1 (en) 1980-03-17 1981-03-16 Dye-forming developers

Publications (1)

Publication Number Publication Date
DE3168003D1 true DE3168003D1 (en) 1985-02-14

Family

ID=26274853

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8181900907T Expired DE3168003D1 (en) 1980-03-17 1981-03-16 Dye-forming developers

Country Status (1)

Country Link
DE (1) DE3168003D1 (en)

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee