IP Library › Patent Application 10043185
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App. No. 10/043,185 · Confirmation No. 6213

CHANGEOVER VALVE AND GAS TRANSPORTATION PIPE SYSTEM

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2002-02-22 TRNA Transmittal of New Application 2 View
2002-02-22 DRW Drawings-only black and white line drawings 9 View
2002-01-14 TRNA Transmittal of New Application 1 View
2002-01-14 ADS Application Data Sheet 1 View
2002-01-14 A.PE Preliminary Amendment 3 View
2002-01-14 SPEC Specification 11 View
2002-01-14 CLM Claims 3 View
2002-01-14 ABST Abstract 1 View
2002-01-14 DRW Drawings-only black and white line drawings 8 View
2002-01-14 OATH Oath or Declaration filed 2 View
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Quick Facts
App. No.
10/043,185
Filed
2002-01-14
Granted
2003-08-05
Pub. No.
US20030131895A1
Examiner
FOX, JOHN C
Art Unit
3753
PTA
0 days