Chemistry: molecular biology and microbiology – Micro-organism – tissue cell culture or enzyme using process... – Preparing heterocyclic carbon compound having only o – n – s,...
Reexamination Certificate
2007-05-01
2007-05-01
Bernhardt, Emily (Department: 1624)
Chemistry: molecular biology and microbiology
Micro-organism, tissue cell culture or enzyme using process...
Preparing heterocyclic carbon compound having only o, n, s,...
C435S252100, C514S253020, C544S361000
Reexamination Certificate
active
10833645
ABSTRACT:
This invention relates to a new antibiotic designated P175-A, to production of fermentation ofMicromonospora echinosporaNRRL 30633, to methods for recovery and concentration from the crude solutions, and to a process for purification and to semisynthetic esters and ethers of P175-A.
REFERENCES:
patent: 5994543 (1999-11-01), Shu et al.
He et al. Helvetica Chimica Acta, vol. 87, p. 1385-1391 (Jun. 24, 2004, online publication).
Morbidity and Mortality Weekly; “Nosocomial Enterococci Resistant to Vancomycin”; vol. 42(30); pp. 597-599; 1993.
Handwerger, Sandra., et al.; Clin. Infect. Dis.; vol. 16; pp. 750-755; 1993.
Bernan Valerie S.
He Haiyin
Luckman Scott William
Yang Hui Yu
Bernhardt Emily
Moran Daniel B.
Wyeth Holdings Corporation
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