IP Library Patent Application 10187342
Patent Application Utility
App. No. 10/187,342 · Confirmation No. 7409

PROCESS AND APPARATUS FOR REMOVING PARTICLES FROM HIGH PURITY GAS SYSTEMS

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
2002-06-28 TRNA Transmittal of New Application 2 View
2002-06-28 A.PE Preliminary Amendment 2 View
2002-06-28 SPEC Specification 31 View
2002-06-28 CLM Claims 8 View
2002-06-28 ABST Abstract 1 View
2002-06-28 DRW Drawings-only black and white line drawings 5 View
2002-06-28 OATH Oath or Declaration filed 3 View
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Quick Facts
App. No.
10/187,342
Filed
2002-06-28
Granted
2003-02-11
Pub. No.
US20020178911A1
Art Unit
1724
PTA
0 days