IP Library Granted Patent US 6,637,680
Granted Patent Utility
US 6,637,680 · Confirmation No. 4791

HORIZONTAL SHAFT IMPACT ROCK CRUSHER WITH BREAKER PLATE TENSION BAR LOCKING DEVICE

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Code Description Pages PDF
2012-01-03 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-01-03 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2011-12-21 PA.. Power of Attorney 1 View
2011-12-21 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2011-12-21 N417 Electronic Filing System Acknowledgment Receipt 2 View
2003-08-26 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-04-26 TRNA Transmittal of New Application 3 View
2002-04-26 DRW Drawings-only black and white line drawings 2 View
2002-03-15 TRNA Transmittal of New Application 6 View
2002-03-15 ADS Application Data Sheet 2 View
2002-03-15 SPEC Specification 8 View
2002-03-15 CLM Claims 4 View
2002-03-15 ABST Abstract 2 View
2002-03-15 DRW Drawings-only black and white line drawings 1 View
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Quick Facts
Patent No.
US 6,637,680
App. No.
10/063,063
Filed
2002-03-15
Granted
2003-10-28
Art Unit
3725
PTA
-3 days