BR8704757A - LIGHT FILTER COMPOSITION, PROCESS FOR THE PRODUCTION OF P-METOXI-CINAMIC ACID ESTERS, AND USE - Google Patents

LIGHT FILTER COMPOSITION, PROCESS FOR THE PRODUCTION OF P-METOXI-CINAMIC ACID ESTERS, AND USE

Info

Publication number
BR8704757A
BR8704757A BR8704757A BR8704757A BR8704757A BR 8704757 A BR8704757 A BR 8704757A BR 8704757 A BR8704757 A BR 8704757A BR 8704757 A BR8704757 A BR 8704757A BR 8704757 A BR8704757 A BR 8704757A
Authority
BR
Brazil
Prior art keywords
metoxi
production
acid esters
light filter
filter composition
Prior art date
Application number
BR8704757A
Other languages
Portuguese (pt)
Inventor
Gustav Erlemann
Christian Fizet
Horst Pauling
Original Assignee
Hoffmann La Roche
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 Hoffmann La Roche filed Critical Hoffmann La Roche
Publication of BR8704757A publication Critical patent/BR8704757A/en

Links

BR8704757A 1986-09-15 1987-09-14 LIGHT FILTER COMPOSITION, PROCESS FOR THE PRODUCTION OF P-METOXI-CINAMIC ACID ESTERS, AND USE BR8704757A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH369686 1986-09-15

Publications (1)

Publication Number Publication Date
BR8704757A true BR8704757A (en) 1988-05-03

Family

ID=4261565

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8704757A BR8704757A (en) 1986-09-15 1987-09-14 LIGHT FILTER COMPOSITION, PROCESS FOR THE PRODUCTION OF P-METOXI-CINAMIC ACID ESTERS, AND USE

Country Status (3)

Country Link
BR (1) BR8704757A (en)
IL (1) IL83840A (en)
ZA (1) ZA876717B (en)

Also Published As

Publication number Publication date
IL83840A (en) 1991-07-18
ZA876717B (en) 1988-03-15

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Legal Events

Date Code Title Description
FB19 Grant procedure suspended (art. 19)
FB19 Grant procedure suspended (art. 19)
FB19 Grant procedure suspended (art. 19)
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B21A Expiry acc. art. 78, item i of ipl- expiry of the term of protection

Free format text: PATENTE EXTINTA EM 24/11/2008

B15K Others concerning applications: alteration of classification

Ipc: C07C 43/205 (2006.01), C07C 235/08 (2006.0