IP Library › Granted Patent US 6,398,920
Granted Patent Utility Small
US 6,398,920 · Confirmation No. 4462

PARTIALLY IONIZED PLASMA MASS FILTER

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 Code Description Pages PDF
2001-02-21 TRNA Transmittal of New Application 2 View
2001-02-21 SPEC Specification 9 View
2001-02-21 CLM Claims 5 View
2001-02-21 ABST Abstract 1 View
2001-02-21 DRW Drawings-only black and white line drawings 1 View
2001-02-21 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,398,920
App. No.
09/790,357
Filed
2001-02-21
Granted
2002-06-04
Art Unit
1741
PTA
0 days