IP Library Granted Patent US 6,470,925
Granted Patent Utility
US 6,470,925 · Confirmation No. 1769

VACUUM SYSTEM

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Code Description Pages PDF
2017-12-07 OATH Oath or Declaration filed 6 View
2001-07-05 TRNA Transmittal of New Application 4 View
2001-07-05 A.PE Preliminary Amendment 11 View
2001-07-05 SPEC Specification 7 View
2001-07-05 CLM Claims 3 View
2001-07-05 ABST Abstract 1 View
2001-07-05 DRW Drawings-only black and white line drawings 1 View
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Quick Facts
Patent No.
US 6,470,925
App. No.
09/898,690
Filed
2001-07-05
Granted
2002-10-29
Pub. No.
US20020046780A1
Art Unit
3751
PTA
-56 days