Appeal No. 1997-1281
Application No. 08/317,830
and appellants do not dispute, that:4
Edwards (page 1) discloses water soluble packaging
systems for harmful chemicals including pesticides and
herbicides. Edwards (paragraph bridging pages 5 and 6)
teaches the packages are preferably only partially full
comprising an air space of 2 to 40 %, preferably 4 to 10
%, of the volume of the package. Edwards teaches partial
filling of the package reduces the risk of rupture and
leakage due to shock and increased temperature.
The bags described in Edwards are identical or substantially
identical to those described in Taruzaki.
Given the above factual circumstances, we agree with the
examiner that one of ordinary skill in the art would have been
led to partially fill the water-soluble bag of the type5
described in Taruzaki with its solid or pasty solid, either
motivated by a desire to avoid the risk of rupturing or causing
leakage of the water soluble bag, or motivated by a desire to
provide the desired amount of an agrochemical material in the
water soluble bag.
In reaching this conclusion, we have taken into account the
disclosure of Edwards ‘587, which teaches packaging “solid
chemicals in water soluble containers but such containers are
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