Organic compounds -- part of the class 532-570 series – Organic compounds – Carbohydrates or derivatives
Reexamination Certificate
2005-02-15
2005-02-15
Peselev, Elli (Department: 1623)
Organic compounds -- part of the class 532-570 series
Organic compounds
Carbohydrates or derivatives
C536S018500
Reexamination Certificate
active
06855813
ABSTRACT:
The invention relates to a process for making Azithromycin crystals using a number of process steps that avoids the use of cumbersome and/or inefficient extraction and/or isolation procedures.
REFERENCES:
patent: 6420537 (2002-07-01), Bosch et al.
patent: WO 0100640 (2001-01-01), None
patent: WO 02 42315 (2002-05-01), None
Alembic Limited
Banner & Witcoff , Ltd.
Peselev Elli
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