IP Library Granted Patent US 6,676,787
Granted Patent Utility
US 6,676,787 · Confirmation No. 5714

FALSE DRUM WITH A VARIABLE AREA VACUUM-SURFACE

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Code Description Pages PDF
2003-11-07 IFEE Issue Fee Payment (PTO-85B) 1 View
2001-09-14 TRNA Transmittal of New Application 7 View
2001-09-14 SPEC Specification 13 View
2001-09-14 CLM Claims 2 View
2001-09-14 ABST Abstract 1 View
2001-09-14 DRW Drawings-only black and white line drawings 5 View
2001-09-14 OATH Oath or Declaration filed 1 View
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Quick Facts
Patent No.
US 6,676,787
App. No.
09/952,635
Filed
2001-09-14
Granted
2004-01-13
Pub. No.
US20030051816A1
Art Unit
1733
PTA
0 days