Title of Invention


Abstract A heat exchanger having an active surface (1) over which a fluid flows to effect an exchange of heat between the active surface (1) and the fluid. The active surface (1) having a curvature which conforms substantially with at least one logarithmic curve conforming to the Golden Section.
Full Text


1683-chenp-2004 abstract.pdf

1683-chenp-2004 claims.pdf

1683-chenp-2004 correspondance others.pdf

1683-chenp-2004 correspondence others.pdf

1683-chenp-2004 correspondence po.pdf

1683-chenp-2004 description (complete) granted.pdf

1683-chenp-2004 description(complete).pdf

1683-chenp-2004 form 1.pdf

1683-chenp-2004 form 18.pdf

1683-chenp-2004 form 3.pdf

1683-chenp-2004 form 5.pdf

1683-chenp-2004 form-3.pdf

1683-chenp-2004 others.pdf

1683-chenp-2004 pct.pdf

1683-chenp-2004 petition.pdf

1683-chenp-2004 power of attorney.pdf


Patent Number 238499
Indian Patent Application Number 1683/CHENP/2004
PG Journal Number 8/2010
Publication Date 19-Feb-2010
Grant Date 08-Feb-2010
Date of Filing 30-Jul-2004
Name of Patentee PAX SCIENTIFIC, INC.
Applicant Address 93 Crestwood Drive, San Rafael, CA 94901
# Inventor's Name Inventor's Address
1 HARMAN, Jayden, David Research Vessel "PAX", Fremantle Fishing Boat Harbour, South Fremantle, Western Australia 6162
PCT International Classification Number F28D 9/04
PCT International Application Number PCT/AU03/00006
PCT International Filing date 2003-01-03
PCT Conventions:
# PCT Application Number Date of Convention Priority Country
1 PR9825 2002-01-03 Australia