IP Library › Granted Patent US 6,679,677
Granted Patent Utility
US 6,679,677 · Confirmation No. 2256

VACUUM PUMP

Inventor: Akira Yamauchi
Patented Case View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2003-11-28 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-01-31 TRNA Transmittal of New Application 3 View
2002-01-31 SPEC Specification 31 View
2002-01-31 CLM Claims 4 View
2002-01-31 ABST Abstract 1 View
2002-01-31 DRW Drawings-only black and white line drawings 6 View
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Quick Facts
Patent No.
US 6,679,677
App. No.
10/061,130
Filed
2002-01-31
Granted
2004-01-20
Pub. No.
US20020108569A1
Art Unit
3745
PTA
-6 days