Patent AT311295B successfully refreshed from Google Patents.
AT311295B
Expired / Lapsed
AT
⏱️ 0.0 years remaining
Process for optical brightening
Assignee: Bayer Ag
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Filing: 1971-10-13
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Granted: 1973-11-12
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Expires: 1991-10-13
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
AT
Data Source
google_patents
Last Synchronized
2026-11-06 12:27
CPC Classifications
C; C07; C07D; C07D231/00; C07D231/02; C07D231/10; C07D231/12; C07D233/00; C07D233/54; C07D233/56; C07D249/00; C07D249/02; C07D249/08; C09; C09B; C09B57/00; C09B57/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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