Olga S. Petrashevich

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Moscow, SU

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Patents Grantslast 30 patents

Information Patent Grant
Liquid crystalline mixtures having a chiral tilted smectic phase
- Patent number 5,486,310
- Issue date Jan 23, 1996
- Hoffmann-La Roche Inc.
- Richard Buchecker
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Liquid crystalline mixtures having a chiral tilted smectic phase
- Patent number 5,242,619
- Issue date Sep 7, 1993
- Hoffmann-La Roche Inc.
- Richard Buchecker
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...