IP Library Patent Application 09990365
Patent Application Utility
App. No. 09/990,365 · Confirmation No. 2070

PROCESS AND DEVICE FOR PRODUCTION OF OXYGEN AND NITROGEN

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗ View Publication ↗
⬇ PDF
Code Description Pages PDF
2001-11-23 TRNA Transmittal of New Application 2 View
2001-11-23 ADS Application Data Sheet 2 View
2001-11-23 SPEC Specification 9 View
2001-11-23 CLM Claims 6 View
2001-11-23 ABST Abstract 1 View
2001-11-23 DRW Drawings-only black and white line drawings 1 View
2001-11-23 OATH Oath or Declaration filed 3 View
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Quick Facts
App. No.
09/990,365
Filed
2001-11-23
Granted
2002-12-10
Pub. No.
US20020062658A1
Art Unit
3744
PTA
-106 days