IP Library Granted Patent US 6,340,240
Granted Patent Utility
US 6,340,240 · Confirmation No. 9301

Drum mixer having isolated aggregate transport channels

Patented Case View Patent ↗
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Code Description Pages PDF
2001-05-21 TRNA Transmittal of New Application 3 View
2001-05-21 A.PE Preliminary Amendment 22 View
2001-05-21 SPEC Specification 13 View
2001-05-21 ABST Abstract 1 View
2001-05-21 DRW Drawings-only black and white line drawings 4 View
2001-05-21 OATH Oath or Declaration filed 4 View
2001-05-21 LET. Miscellaneous Incoming Letter 25 View
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Quick Facts
Patent No.
US 6,340,240
App. No.
09/862,109
Filed
2001-05-21
Granted
2002-01-22
Art Unit
1723
PTA
-78 days