Pipes and tubular conduits – Flexible – Corrugated
Reexamination Certificate
2011-02-01
2011-02-01
Brinson, Patrick F (Department: 3754)
Pipes and tubular conduits
Flexible
Corrugated
C138S177000, C138S178000, C138SDIG010
Reexamination Certificate
active
07878222
ABSTRACT:
A hose used for extracting milk has an outer wall; an inner wall; at least two ribs formed on the outer wall; and at least one recess formed between said at least two ribs. A milk extraction system has a hose having an outer wall; an inner wall; a plurality of ribs formed on said outer wall, and the ribs extend beyond an outer perimeter of the outer wall.
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Beverly Sue Weisel
Brinson Patrick F
Fay Sharpe LLP
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