AT244629B
Expired / Lapsed
AT
⏱️ 0.0 years remaining
Process for the formation of colored u. similar Effects in products made from hydrogels, especially in contact lenses
Assignee: Ceskoslovenska Akademie Ved
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Filing: 1964-09-02
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Granted: 1966-01-10
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Expires: 1984-09-02
Abstract
No abstract record available.
Inventors
- 👤 Otto Wichterle
Bibliographic Details
Application Number
—
Jurisdiction
AT
Data Source
google_patents
Last Synchronized
2026-11-08 18:23
CPC Classifications
B; B29; B29D; B29D11/00; B29D11/00865; B29D11/00894; B29D11/00903; B29D11/00009; B29D11/00317; D; D06; D06P; D06P1/00; D06P1/0076; D06P3/00; G; G02; G02B; G02B1/00; G02B1/04; G02B1/041; G02B1/043; G02C; G02C7/00; G02C7/02; G02C7/04; G02C7/046; G03; G03C; G03C1/00; G03C1/494; G03C1/496
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References Cited (Backward Citations)
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