IP Library Granted Patent US 6,629,682
Granted Patent Utility
US 6,629,682 · Confirmation No. 2198

VACUUM VALVE

Inventor: Bernhard Duelli
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Code Description Pages PDF
2003-08-06 IFEE Issue Fee Payment (PTO-85B) 1 View
2001-06-25 TRNA Transmittal of New Application 14 View
2001-06-25 A.PE Preliminary Amendment 6 View
2001-06-25 SPEC Specification 13 View
2001-06-25 CLM Claims 4 View
2001-06-25 ABST Abstract 1 View
2001-01-11 TRNA Transmittal of New Application 1 View
2001-01-11 SPEC Specification 8 View
2001-01-11 CLM Claims 3 View
2001-01-11 ABST Abstract 1 View
2001-01-11 DRW Drawings-only black and white line drawings 3 View
2001-01-11 LET. Miscellaneous Incoming Letter 1 View
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Quick Facts
Patent No.
US 6,629,682
App. No.
09/759,025
Filed
2001-01-11
Granted
2003-10-07
Pub. No.
US20020088959A1
Art Unit
3754
PTA
-92 days