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App. No. 10/140,349 · Confirmation No. 6066

EVAPORATIVE HYDROPHILIC SURFACE FOR A HEAT EXCHANGER, METHOD OF MAKING THE SAME AND COMPOSITION THEREFOR

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗
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 Code Description Pages PDF
2002-07-23 TRNA Transmittal of New Application 1 View
2002-07-23 TRNA Transmittal of New Application 2 View
2002-07-23 DRW Drawings-only black and white line drawings 1 View
2002-05-07 TRNA Transmittal of New Application 3 View
2002-05-07 ADS Application Data Sheet 2 View
2002-05-07 SPEC Specification 15 View
2002-05-07 CLM Claims 5 View
2002-05-07 ABST Abstract 1 View
2002-05-07 DRW Drawings-only black and white line drawings 1 View
2002-05-07 OATH Oath or Declaration filed 2 View
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Quick Facts
App. No.
10/140,349
Filed
2002-05-07
Granted
2003-05-27
Art Unit
3743
PTA
-8 days