The opinion in support of the decision being entered today was not written
for publication and is not binding precedent of the Board.
Paper No. 26
UNITED STATES PATENT AND TRADEMARK OFFICE
__________
BEFORE THE BOARD OF PATENT APPEALS
AND INTERFERENCES
__________
Ex parte JAW-KAI WANG and TIM HERING
__________
Appeal No. 2001-1973
Application No. 08/734,184
__________
ON BRIEF
__________
Before WILLIAM F. SMITH, SCHEINER, and GRIMES, Administrative Patent
Judges.
GRIMES, Administrative Patent Judge.
DECISION ON APPEAL
The examiner has finally rejected claims 1-10, all of the claims remaining.
Claim 1 is representative and reads as follows:
1. A method for continuous culturing of microalgae comprising the
steps of providing an open container, providing a culture medium having an
aqueous medium and a seed stock of the microalgae in the container, exposing
the culture medium to light, maintaining a pH of the culture medium at a fixed
level, harvesting a portion of the culture medium at a duration after a
predetermined period and adding a replacement seed stock medium to an
unharvested portion of the medium, wherein the providing a culture medium step
further comprises the step of establishing concentrations of constituent elements
in the aqueous medium for unialgal harvesting for promoting optimum growth
rates of the microalgae.
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