Chemistry: molecular biology and microbiology – Measuring or testing process involving enzymes or... – Involving viable micro-organism
Reexamination Certificate
2006-12-12
2006-12-12
Guzo, David (Department: 1636)
Chemistry: molecular biology and microbiology
Measuring or testing process involving enzymes or...
Involving viable micro-organism
C435S014000, C435S030000, C435S038000, C435S252100, C435S252200, C435S252400
Reexamination Certificate
active
07148033
ABSTRACT:
An improved method for detection of total coliforms andE. colicomprising a broth containing an ingredient that will suppress growth of non-coliform gram negative bacteria, and at least one chromogen or fluorogen has been used effectively and is cost effective. Preferred methods include use of filter and/or plates containing the growth-promoting ingredients and the indicators.
REFERENCES:
patent: 6306621 (2001-10-01), Brenner et al.
Brenner Kristen P.
Dufour Alfred P.
Rankin Clifford C.
Roybal-McKenna Yvette R.
Guzo David
Hendricks Glenna
Hendricks & Associates
Joike Michele K.
The United States of America as represented by the Administrator
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