IP Library › Patent Application 09913185
Patent Application Utility PCT National Stage
App. No. 09/913,185 · Confirmation No. 5098

DEVICE AND METHOD FOR SEPARATING SUBSTANCES BY CRYOGENIC DISTILLATION

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗
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 Code Description Pages PDF
2001-11-30 TRNA Transmittal of New Application 2 View
2001-11-30 A.PE Preliminary Amendment 11 View
2001-11-30 SPEC Specification 7 View
2001-11-30 CLM Claims 5 View
2001-11-30 ABST Abstract 1 View
2001-11-30 OATH Oath or Declaration filed 2 View
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Quick Facts
App. No.
09/913,185
Filed
2001-11-30
Effective Filing
2001-08-09
Granted
2002-08-06
Art Unit
3744
PTA
0 days